Best Boat Battery Chargers. Reviews January, 2021

ProMariner 43012 ProSport 12 12 Amp, 12/24 Volt, 2 Bank Generation 3 Battery Charger

Search only ProMariner brand name
ProMariner 43012 ProSport 12 12 Amp, 12/24 Volt, 2 Bank Generation 3 Battery Charger

Current price: 111.99 USD

Saving: $82.00 (42%)


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Height: 9.875 Inches

Length: 7.25 Inches

Width: 2.75 Inches

Weight: 5.9 Pounds

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty

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BMK 12V 5A Smart Battery Charger Portable Battery Maintainer with Detachable Alligator Rings Clips Fast Charging Trickle Charger for Car Boat Lawn Mower Marine Sealed Lead Acid Battery

Search only BMK BLUEMICKEY brand name
BMK 12V 5A Smart Battery Charger Portable Battery Maintainer with Detachable Alligator Rings Clips Fast Charging Trickle Charger for Car Boat Lawn Mower Marine Sealed Lead Acid Battery

Current price: 35.99 USD


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Warranty: 24 Months Warranty-Life Time Quality Guarantee

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety

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MinnKota MK 315D On-Board Battery Charger (3 Banks, 5 Amps per Bank)

Search only Johnson Outdoors brand name
MinnKota MK 315D On-Board Battery Charger (3 Banks, 5 Amps per Bank)

Current price: 158.71 USD

Saving: $41.28 (21%)


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Height: 7 Inches

Length: 16 Inches

Width: 8 Inches

Weight: 7.08 Pounds

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank

More Info

Guest 2711A ChargePro On-Board Battery Charger - 10A/12V, 2 Bank, 120V Input

Search only Guest brand name
Guest 2711A ChargePro On-Board Battery Charger - 10A/12V, 2 Bank, 120V Input

Current price: 129.91 USD


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Height: 9 Inches

Length: 7.5 Inches

Width: 2.4 Inches

Weight: 4.7 Pounds

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank
  • 2 year warranty
  • 100% Waterproof (IP67) and shock resistant
  • Built-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection
  • Dedicated battery charging, sensing and control per bank
  • For 12 and 24 volt battery systems requiring 5 amps per battery

More Info

NOCO GENIUS10, 10-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

Search only NOCO brand name
NOCO GENIUS10, 10-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

Current price: 84.99 USD

Saving: $8.40 (9%)


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Height: 9.1 Inches

Length: 4.41 Inches

Width: 4.48 Inches

Weight: 0.000625 Pounds

Warranty: 3 year limited

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank
  • 2 year warranty
  • 100% Waterproof (IP67) and shock resistant
  • Built-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection
  • Dedicated battery charging, sensing and control per bank
  • For 12 and 24 volt battery systems requiring 5 amps per battery
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries
  • GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, a battery maintainer, trickle charger, plus battery desulfator

More Info

ProMariner 43008 Battery Charger Prosport 8 Amp, Multi

Search only ProMariner brand name
ProMariner 43008 Battery Charger Prosport 8 Amp, Multi

Current price: 121.99 USD


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Height: 2.75 Inches

Length: 8.38 Inches

Width: 7.25 Inches

Weight: 3 Pounds

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank
  • 2 year warranty
  • 100% Waterproof (IP67) and shock resistant
  • Built-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection
  • Dedicated battery charging, sensing and control per bank
  • For 12 and 24 volt battery systems requiring 5 amps per battery
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries
  • GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, a battery maintainer, trickle charger, plus battery desulfator
  • storage Recondition Mode: During short or long-term storage, Pros port automatically reconditions all batteries on board once a month for maximum battery life and performance
  • Energy Saver Mode: After fully charging and conditioning batteries, Pros port's Energy Saver Mode will monitor and Auto Maintain batteries only when needed, maintaining a full state of charge. This significantly reduces AC power consumption, lowers operating costs and maximizes reserve power performance.
  • Digital Multi-Stage Performance Charging: Fully charge and extend the life of your batteries - automatically charges, conditions and safely maintains all batteries on board for maximum time on the water
  • System OK and Battery Bank Trouble Status Indicators: Advanced technology eliminates time consuming troubleshooting by clearly indicating system and battery connections are OK or if a fault is present on a specific battery bank
  • Primary Digital Technology: Microprocessor and software controlled pulse charging technology delivering a 40 percent lighter design than the previous generation of epoxy filled chargers, cooler charger operation and faster charging

More Info

NOCO GENIUS5, 5-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

Search only NOCO brand name
NOCO GENIUS5, 5-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

Current price: 69.87 USD

Saving: $20.08 (22%)


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Height: 7.95 Inches

Length: 4.61 Inches

Width: 3.43 Inches

Weight: 1.59 Pounds

Warranty: 3 year limited

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank
  • 2 year warranty
  • 100% Waterproof (IP67) and shock resistant
  • Built-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection
  • Dedicated battery charging, sensing and control per bank
  • For 12 and 24 volt battery systems requiring 5 amps per battery
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries
  • GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, a battery maintainer, trickle charger, plus battery desulfator
  • storage Recondition Mode: During short or long-term storage, Pros port automatically reconditions all batteries on board once a month for maximum battery life and performance
  • Energy Saver Mode: After fully charging and conditioning batteries, Pros port's Energy Saver Mode will monitor and Auto Maintain batteries only when needed, maintaining a full state of charge. This significantly reduces AC power consumption, lowers operating costs and maximizes reserve power performance.
  • Digital Multi-Stage Performance Charging: Fully charge and extend the life of your batteries - automatically charges, conditions and safely maintains all batteries on board for maximum time on the water
  • System OK and Battery Bank Trouble Status Indicators: Advanced technology eliminates time consuming troubleshooting by clearly indicating system and battery connections are OK or if a fault is present on a specific battery bank
  • Primary Digital Technology: Microprocessor and software controlled pulse charging technology delivering a 40 percent lighter design than the previous generation of epoxy filled chargers, cooler charger operation and faster charging
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers 65% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.

More Info

ProMariner 43021 Battery Charger Prosport 20 Amp - 3 Bank, black/yellow

Search only ProMariner brand name
ProMariner 43021 Battery Charger Prosport 20 Amp - 3 Bank, black/yellow

Current price: 253.63 USD

Saving: $46.36 (15%)


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Height: 8.5 Inches

Length: 14.5 Inches

Width: 6 Inches

Weight: 8 Pounds

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank
  • 2 year warranty
  • 100% Waterproof (IP67) and shock resistant
  • Built-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection
  • Dedicated battery charging, sensing and control per bank
  • For 12 and 24 volt battery systems requiring 5 amps per battery
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries
  • GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, a battery maintainer, trickle charger, plus battery desulfator
  • storage Recondition Mode: During short or long-term storage, Pros port automatically reconditions all batteries on board once a month for maximum battery life and performance
  • Energy Saver Mode: After fully charging and conditioning batteries, Pros port's Energy Saver Mode will monitor and Auto Maintain batteries only when needed, maintaining a full state of charge. This significantly reduces AC power consumption, lowers operating costs and maximizes reserve power performance.
  • Digital Multi-Stage Performance Charging: Fully charge and extend the life of your batteries - automatically charges, conditions and safely maintains all batteries on board for maximum time on the water
  • System OK and Battery Bank Trouble Status Indicators: Advanced technology eliminates time consuming troubleshooting by clearly indicating system and battery connections are OK or if a fault is present on a specific battery bank
  • Primary Digital Technology: Microprocessor and software controlled pulse charging technology delivering a 40 percent lighter design than the previous generation of epoxy filled chargers, cooler charger operation and faster charging
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers 65% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.
  • Digital Multi-Stage Performance Charging
  • Energy Saver Mode
  • Built-in Quality and Safety
  • 2 Year Warranty

More Info

NOCO Genius GENM1, 1-Bank, 4-Amp (4-Amp Per Bank) Fully-Automatic Smart Marine Charger, 12V Onboard Battery Charger And Battery Maintainer

Search only NOCO brand name
NOCO Genius GENM1, 1-Bank, 4-Amp (4-Amp Per Bank) Fully-Automatic Smart Marine Charger, 12V Onboard Battery Charger And Battery Maintainer

Current price: 56.43 USD

Saving: $19.52 (26%)


Check price and availability


Height: 3.8 Inches

Length: 6.6 Inches

Width: 2.2 Inches

Weight: 3.3 Pounds

Warranty: 3-Year Limited

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank
  • 2 year warranty
  • 100% Waterproof (IP67) and shock resistant
  • Built-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection
  • Dedicated battery charging, sensing and control per bank
  • For 12 and 24 volt battery systems requiring 5 amps per battery
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries
  • GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, a battery maintainer, trickle charger, plus battery desulfator
  • storage Recondition Mode: During short or long-term storage, Pros port automatically reconditions all batteries on board once a month for maximum battery life and performance
  • Energy Saver Mode: After fully charging and conditioning batteries, Pros port's Energy Saver Mode will monitor and Auto Maintain batteries only when needed, maintaining a full state of charge. This significantly reduces AC power consumption, lowers operating costs and maximizes reserve power performance.
  • Digital Multi-Stage Performance Charging: Fully charge and extend the life of your batteries - automatically charges, conditions and safely maintains all batteries on board for maximum time on the water
  • System OK and Battery Bank Trouble Status Indicators: Advanced technology eliminates time consuming troubleshooting by clearly indicating system and battery connections are OK or if a fault is present on a specific battery bank
  • Primary Digital Technology: Microprocessor and software controlled pulse charging technology delivering a 40 percent lighter design than the previous generation of epoxy filled chargers, cooler charger operation and faster charging
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers 65% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.
  • Digital Multi-Stage Performance Charging
  • Energy Saver Mode
  • Built-in Quality and Safety
  • 2 Year Warranty
  • One of the most advanced battery chargers in its class, which is certified to UL1236, ISO 8846, 33 CFR 183. 410, plus backed by a 5-year .
  • Rugged and waterproof construction capable of submersion down to 3-meters and rated IP68 and NEMA 6P.
  • Advanced safety protection featuring spark-proof technology, plus reverse polarity, thermal, ignition, and overcharge protection.
  • Safely charge all types of lead-acid batteries from 20-120Ah, including wet, gel, AGM, and deep-cycle batteries.
  • A 4 amp (4 amp per bank) on-board battery charger for charging and maintaining one 12-volt battery.

More Info

NOCO Genius GEN5X3, 3-Bank, 15-Amp (5-Amp Per Bank) Fully-Automatic Smart Marine Charger, 12V Onboard Battery Charger, Battery Maintainer and Battery Desulfator with Temperature Compensation

Search only NOCO brand name
NOCO Genius GEN5X3, 3-Bank, 15-Amp (5-Amp Per Bank) Fully-Automatic Smart Marine Charger, 12V Onboard Battery Charger, Battery Maintainer and Battery Desulfator with Temperature Compensation

Current price: 198.8 USD


Check price and availability


Height: 5.62 Inches

Length: 10.08 Inches

Width: 8.86 Inches

Weight: 6.09 Pounds

Warranty: 3-Year Limited

  • Distributed-On-Demand Technology
  • Built-in Quality and Safety
  • Storage Recondition Mode
  • Energy Saver Mode
  • 2 Year Warranty
  • 【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using
  • 【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
  • 【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
  • 【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
  • 【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
  • Digitally controlled microprocessor design protects your batteries so you can stay on the water longer
  • Three-year warranty
  • Saltwater tested and fully corrosion-resistant
  • Multi-stage charging and automatic temperature compensation
  • 3 banks, 5 amps per bank
  • 2 year warranty
  • 100% Waterproof (IP67) and shock resistant
  • Built-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection
  • Dedicated battery charging, sensing and control per bank
  • For 12 and 24 volt battery systems requiring 5 amps per battery
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries
  • GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, a battery maintainer, trickle charger, plus battery desulfator
  • storage Recondition Mode: During short or long-term storage, Pros port automatically reconditions all batteries on board once a month for maximum battery life and performance
  • Energy Saver Mode: After fully charging and conditioning batteries, Pros port's Energy Saver Mode will monitor and Auto Maintain batteries only when needed, maintaining a full state of charge. This significantly reduces AC power consumption, lowers operating costs and maximizes reserve power performance.
  • Digital Multi-Stage Performance Charging: Fully charge and extend the life of your batteries - automatically charges, conditions and safely maintains all batteries on board for maximum time on the water
  • System OK and Battery Bank Trouble Status Indicators: Advanced technology eliminates time consuming troubleshooting by clearly indicating system and battery connections are OK or if a fault is present on a specific battery bank
  • Primary Digital Technology: Microprocessor and software controlled pulse charging technology delivering a 40 percent lighter design than the previous generation of epoxy filled chargers, cooler charger operation and faster charging
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers 65% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.
  • Digital Multi-Stage Performance Charging
  • Energy Saver Mode
  • Built-in Quality and Safety
  • 2 Year Warranty
  • One of the most advanced battery chargers in its class, which is certified to UL1236, ISO 8846, 33 CFR 183. 410, plus backed by a 5-year .
  • Rugged and waterproof construction capable of submersion down to 3-meters and rated IP68 and NEMA 6P.
  • Advanced safety protection featuring spark-proof technology, plus reverse polarity, thermal, ignition, and overcharge protection.
  • Safely charge all types of lead-acid batteries from 20-120Ah, including wet, gel, AGM, and deep-cycle batteries.
  • A 4 amp (4 amp per bank) on-board battery charger for charging and maintaining one 12-volt battery.
  • Fit type: Universal Fit
  • What's in the box - GEN5X3 15-amp 3-bank waterproof onboard marine battery chargers (120-240VAC) with a 72-Inch (182cm) DC cables with 3/8-inch (M10) eyelets and a 72-inch (182cm) Type-B AC cable, (2) self-tapping mounting screws, user guide, and 3-year warranty.
  • Designed for water - A fully-sealed and waterproof onboard battery charger with an ingress protection rating of IP68, but has survived brutal life cycle testing, including thousands of hours underwater.
  • Redefined mounting - A simplified mounting system allows for quick and easy installations in any direction - even up-side-down - with an integrated anti-vibration backing to isolate shock, vibration, and noise.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Charging modes - Independently charge and control each battery bank with selectable charging modes - including 12V, 12V AGM, 12V Lithium, and 12V Repair Mode - for all types of lead-acid and lithium-ion batteries.
  • Multiple banks - A three-bank onboard battery charger rated a 15-amps - 5-amps per bank - for 12-volt batteries, including marine, boat, starter, and deep-cycle batteries.
  • Meet the all-new GEN5X3 - Similar to our GENM3, only better. It's 37% smaller and delivers 43% more power. It's one of the best performing onboard marine battery chargers we have ever made.

More Info

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