Best Fan Flexes. Reviews January, 2021

Derale 19117 17" High Performance Stainless Steel Flex Fan Standard Rotation,Black

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Derale 19117 17

Current price: 35.99 USD


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Weight: 2.2 Pounds

Warranty: Limited One Year

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades

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Flex-a-lite 180 Black Magic X-treme 15" Reversible Electric Fan

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Flex-a-lite 180 Black Magic X-treme 15

Current price: 239.99 USD

Saving: $90.42 (27%)


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Height: 17.5 Inches

Length: 21.5 Inches

Width: 4.19 Inches

Weight: 12.17 Pounds

Warranty: Warranty, Parts: Parts, Warranty, Labor: Authorized Dealer - Full Manufacturer's Warranty Applies

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch

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Flex-a-lite 420 Lo-Profile S-Blade Dual Electric Puller Fan

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Flex-a-lite 420 Lo-Profile S-Blade Dual Electric Puller Fan

Current price: 293.99 USD

Saving: $34.53 (11%)


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Height: 4 Inches

Length: 27 Inches

Width: 19 Inches

Weight: 11 Pounds

Warranty: Warranty, Parts: Parts, Warranty, Labor: Authorized Dealer - Full Manufacturer's Warranty Applies

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"

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Derale 17017 Heavy Duty Fan Blade Series 1000 17" Stainless Steel Flex Fan Standard Rotation

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Derale 17017 Heavy Duty Fan Blade Series 1000 17

Current price: 49.47 USD


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Height: 2.75 Inches

Length: 21.38 Inches

Width: 18.25 Inches

Weight: 4.31 Pounds

Warranty: Limited One Year

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage

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Derale 17015 Heavy Duty Fan Blade Series 1000 15" Stainless Steel Flex Fan Standard Rotation

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Derale 17015 Heavy Duty Fan Blade Series 1000 15

Current price: 47.77 USD


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Height: 2.75 Inches

Length: 21.38 Inches

Width: 18.25 Inches

Weight: 5 Pounds

Warranty: Limited One Year

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage

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Derale 19315 15" High Performance Stainless Steel Flex Fan Reverse Rotation

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Derale 19315 15

Current price: 39.98 USD


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Height: 2.75 Inches

Length: 21.38 Inches

Width: 18.25 Inches

Weight: 3.41 Pounds

Warranty: Limited One Year

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • 15 inch reverse rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades

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Derale 17019 Heavy Duty Fan Blade Series 1000 19" Stainless Steel Flex Fan Standard Rotation

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Derale 17019 Heavy Duty Fan Blade Series 1000 19

Current price: 51.85 USD


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Height: 2.75 Inches

Length: 21.38 Inches

Width: 18.25 Inches

Weight: 4.99 Pounds

Warranty: Limited One Year

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • 15 inch reverse rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage

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Flex-a-lite 185 Mustang 5.0L Black Magic Xtreme 15" Fan

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Flex-a-lite 185 Mustang 5.0L Black Magic Xtreme 15

Current price: 303.99 USD

Saving: $23.96 (7%)


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Height: 17.5 Inches

Length: 21.5 Inches

Width: 4.19 Inches

Weight: 11.89 Pounds

Warranty: Warranty, Parts: Parts, Warranty, Labor: Authorized Dealer - Full Manufacturer's Warranty Applies

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • 15 inch reverse rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Direct fit for the '79-'93 Mustangs
  • Flows 3,300 cfm (cubic feet per minute) at 18 amps of current draw
  • Overall dimensions of 21 1/2" x 17 1/2" x 4 3/16"

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Flex-a-lite 270 '97-'05 Ford Truck Fan

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Flex-a-lite 270 '97-'05 Ford Truck Fan

Current price: 488.97 USD

Saving: $88.98 (15%)


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Height: 17 Inches

Length: 32 Inches

Width: 4.5 Inches

Weight: 20.0400196158 Pounds

Warranty: Warranty, Parts: Parts, Warranty, Labor: Authorized Dealer - Full Manufacturer's Warranty Applies

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • 15 inch reverse rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Direct fit for the '79-'93 Mustangs
  • Flows 3,300 cfm (cubic feet per minute) at 18 amps of current draw
  • Overall dimensions of 21 1/2" x 17 1/2" x 4 3/16"
  • One year manufacturer warranty
  • Comes with Variable Speed Controller
  • Bolts to O.E. mounting points of '97-'05 F150, F250 (non SuperDuty), Lightning, Harley Davidson Editions, Expedition, and Lincoln Navigator
  • Flows 5,500 cfm (cubic feet per minute) at 28 amps of current draw
  • Overall dimensions of 31 7/8" x 17" x 4 1/2"

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Flex-a-lite 31165 Variable Speed Control Module

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Flex-a-lite 31165 Variable Speed Control Module

Current price: 152.99 USD


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Height: 7 Inches

Length: 3 Inches

Width: 5 Inches

Weight: 2 Pounds

Warranty: Warranty, Parts: Parts, Warranty, Labor: Authorized Dealer - Full Manufacturer's Warranty Applies

  • 17 inch standard rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Depth (rounded up) - 5 inches. Amperage Draw-18
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Quiet s-blade design
  • No through the core mounting with the rigid bracket mounting system
  • Overall dimensions of 21-1/2 inch x 17-1/2 inch x 4-3/16 inch
  • Facilitates hassle-free installation and features universal application
  • One year manufacturer warranty
  • S-blade design offers quieter operation than traditional straight blades
  • Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw
  • Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8"
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • 15 inch reverse rotation flex fan design
  • Rated up to 8,000 RPM
  • Black powder coated hub
  • Stainless steel fan blades
  • Rated up to 10,000 RPM
  • Durable stainless blades
  • Heavy duty steel hubs
  • Improves performance and mileage
  • One year manufacturer warranty
  • Comes with an adjustable temp sensor and A/C relay
  • Direct fit for the '79-'93 Mustangs
  • Flows 3,300 cfm (cubic feet per minute) at 18 amps of current draw
  • Overall dimensions of 21 1/2" x 17 1/2" x 4 3/16"
  • One year manufacturer warranty
  • Comes with Variable Speed Controller
  • Bolts to O.E. mounting points of '97-'05 F150, F250 (non SuperDuty), Lightning, Harley Davidson Editions, Expedition, and Lincoln Navigator
  • Flows 5,500 cfm (cubic feet per minute) at 28 amps of current draw
  • Overall dimensions of 31 7/8" x 17" x 4 1/2"
  • One year manufacturer warranty
  • Includes A/C relay and manual override switch connections
  • Reduces charging spikes and current load on charging system
  • Directs fans to run for 30 seconds after vehicle is turned off
  • Senses coolant temperature and sets fan speed 60-100% for better cooling control

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