Best tankless water heater. Reviews December, 2020

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

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Search only EcoSmart brand name
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

Current price: 218.96 USD

Saving: $58.04 (21%)


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Height: 11.5 Inches

Length: 3.75 Inches

Width: 8 Inches

Weight: 6.5 Pounds

Warranty: Lifetime warranty on electronics, exchanger and element. Warranty only covers cost of heater; does not cover labor or any incidental damages.

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty

More Info

Ecosmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology,White

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Search only EcoSmart brand name
Ecosmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology,White

Current price: 357.93 USD

Saving: $141.07 (28%)


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Height: 17 Inches

Length: 3.625 Inches

Width: 14 Inches

Weight: 14 Pounds

Warranty: Lifetime Warranty on electronics, exchanger and element. Warranty only covers cost of heater; does not cover labor or any incidental damages.

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable

More Info

Rheem RTEX-18 18kW 240V Electric Tankless Water Heater, small, Gray

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Search only Rheem brand name
Rheem RTEX-18 18kW 240V Electric Tankless Water Heater, small, Gray

Current price: 425.09 USD


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Height: 14.5 Inches

Length: 18.25 Inches

Width: 3.5 Inches

Weight: 14.8 Pounds

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)

More Info

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

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Search only BOSCH brand name
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

Current price: 152.95 USD


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Height: 13.75 Inches

Length: 13.75 Inches

Width: 10.75 Inches

Weight: 15.5 Pounds

Warranty: 6 year warranty on unit, 2 year warranty on parts

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches

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Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM

More from Tools & Home Improvement
Search only Rinnai brand name
Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM

Current price: 680.4 USD


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Height: 26.9 Inches

Length: 14.04 Inches

Width: 9.27 Inches

Weight: 45.6 Pounds

Warranty: Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home

More Info

Rinnai RU199iN Tankless Water Heaters, RU199in-Natural Gas/11 GPM

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Search only Rinnai brand name
Rinnai RU199iN Tankless Water Heaters, RU199in-Natural Gas/11 GPM

Current price: 1666.5 USD

Saving: $387.50 (19%)


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Height: 31.3 Inches

Length: 18.5 Inches

Width: 11.45 Inches

Weight: 64 Pounds

Warranty: Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Up to 11 GPM hot water flow rate (varies by groundwater temp)
  • RU199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home

More Info

Tankless Water Heater Electric 240V, On Demand Hot Water Heater Digital Display 5.5kW,Electric Instant Hot Water Heater,Overheating Protection, Black

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Search only ECOTOUCH brand name
Tankless Water Heater Electric 240V, On Demand Hot Water Heater Digital Display 5.5kW,Electric Instant Hot Water Heater,Overheating Protection, Black

Current price: 83.63 USD

Saving: $34.36 (29%)


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  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Up to 11 GPM hot water flow rate (varies by groundwater temp)
  • RU199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: [email protected]; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.
  • 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint. This Black model does not comes with Remote control, useful for installation under sink.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.

More Info

Rinnai V65EN V65EN-Natural Gas/ 6.3 GPM Outdoor Tankless Hot Water Heater, Large, White

More from Tools & Home Improvement
Search only Rinnai brand name
Rinnai V65EN V65EN-Natural Gas/ 6.3 GPM Outdoor Tankless Hot Water Heater, Large, White

Current price: 680.4 USD

Saving: $304.60 (31%)


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Height: 24.3 Inches

Length: 9.6 Inches

Width: 14 Inches

Weight: 47.4 Pounds

Warranty: Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Up to 11 GPM hot water flow rate (varies by groundwater temp)
  • RU199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: [email protected]; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.
  • 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint. This Black model does not comes with Remote control, useful for installation under sink.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.
  • Lightweight and Compact
  • Meets California and Texas NOx Emissions Standards
  • Outdoor Installations
  • Max Energy Factor 0.82
  • Max BTU's 120,000

More Info

Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, [email protected]

More from Tools & Home Improvement
Search only EcoSmart brand name
Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt

Current price: 138.74 USD

Saving: $50.26 (27%)


Check price and availability


Height: 6 Inches

Length: 3 Inches

Width: 11 Inches

Weight: 4 Pounds

Warranty: 1 Year Warranty on electronics, exchanger and element. Warranty only covers cost of heater; does not cover labor or any incidental damages.

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Up to 11 GPM hot water flow rate (varies by groundwater temp)
  • RU199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: [email protected]; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.
  • 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint. This Black model does not comes with Remote control, useful for installation under sink.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.
  • Lightweight and Compact
  • Meets California and Texas NOx Emissions Standards
  • Outdoor Installations
  • Max Energy Factor 0.82
  • Max BTU's 120,000
  • Connection Fittings 1/2" NPT
  • Amperage Draw 29 amp. kW - 3.5 kW
  • For one sink at 0.5 GPM in colder climates the POU 6 is recommended
  • Requires 1 x 30 amp breaker and 10 AWG wire
  • Can provide hot water for one sink at 0.5 GPM in warmer climates

More Info

Rinkmo Electric Tankless Water Heater 18KW 240V Instant Hot On Demand Residential Electric Water Heater for Bathroom Bathtub rv Whole House Shower Sink Small

More from Tools & Home Improvement
Search only Rinkmo brand name
Rinkmo Electric Tankless Water Heater 18KW 240V Instant Hot On Demand Residential Electric Water Heater for Bathroom Bathtub rv Whole House Shower Sink Small

Current price: 267.74 USD

Saving: $78.25 (23%)


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Height: 17 Inches

Length: 13.12 Inches

Width: 3.12 Inches

  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Lifetime warranty
  • 75 A
  • Digital temperature control in 1-degree increments gives users complete control of hot water
  • Save up to 12 cubic feet of storage space.
  • Never run out of hot water with an ECOSMART tankless water heater.
  • Save up to 60% on your water heating costs with the most advanced, self modulating technology available
  • Lifetime warranty for residential use
  • Copper and stainless components
  • Manufactured in China
  • The product is easy to use
  • The product is highly durable
  • Threaded for easy replacement, simple installation, digital temperature display
  • Simple installation – bottom 3/4 inch NPT water connections
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Most advanced self-modulation, adjust power to meet hot water demand
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Up to 11 GPM hot water flow rate (varies by groundwater temp)
  • RU199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Endless hot water for your entire home
  • 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: [email protected]; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.
  • 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint. This Black model does not comes with Remote control, useful for installation under sink.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.
  • Lightweight and Compact
  • Meets California and Texas NOx Emissions Standards
  • Outdoor Installations
  • Max Energy Factor 0.82
  • Max BTU's 120,000
  • Connection Fittings 1/2" NPT
  • Amperage Draw 29 amp. kW - 3.5 kW
  • For one sink at 0.5 GPM in colder climates the POU 6 is recommended
  • Requires 1 x 30 amp breaker and 10 AWG wire
  • Can provide hot water for one sink at 0.5 GPM in warmer climates
  • 🚿【Compact Size Save Space】Rinkmo water heater only like a small suitcase, save your space and giving more to your living area. Easy to install and operation, set temp by turning the button, press the button to switch between Fahrenheit/ Celsius.
  • 🚿【Stable Water Temp for Whole House】Our smart modulating technology and formula to calculate the difference between the desired temp and current temp, adjusts power input based on flow rate and temp setting in real time by our temp sensors and flow sensors. No sudden temp changes.
  • 🚿【Stable Water Temp for Whole House 】Our smart modulating technology and formula to calculate the difference between the desired temp and current temp, adjusts power input based on flow rate and temp setting in real time by our temp sensors and flow sensors. No sudden temp changes.
  • 🚿【Save Money Save Cost】No need to preheat before using instant tankless water heater. After using our Rinkmo high efficient water heater, you will find your water Heating Costs Reduce Up to 60%, due to our heater is 99.8% Energy Efficient, you can get hot water within 3s; Create heat without direct contact with metals,No mineral buildup so you don't need to maintenance or fix it and replace the heater coils, No expensive maintenanc cost in the future.
  • 🚿【TIPS】Please notice that the 18KW tankless water heater requires 2 x 40 AMP breakers and 2 x 8 AWG wire, the Min. Water Flow is 0.4GPM/1.5L/min. The 24KW tankless water heater requires 3 x 40 AMP breakers and 3 x 8 AWG wire, and the Min. Water Flow is 0.66GPM/2.5L/min.

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