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Dual 40A waterproof relay kit for radiator fan thermostat

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$36 USD
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Dual Electric Fan Relay Kit Radiator Electric Cooling Fan Thermostat Kit Temperature Sensor Switch 185 On 175 Off, 40 AMP Waterproof Relay Kit

Relays and wiring kit to control radiator cooling fan with a thermostat switch and labeled wiring. Includes a wiring diagram; direct replacement for 10/12/14 systems. One customer notes mixed results on installation and temperature control

Highlights

  • labeled and color-coded wiring
  • thermostat-based fan control
  • waterproof 40A relay kit

Pros

  • clearly labeled wires
  • color-coded wiring for ease
  • includes wiring diagram
  • direct replacement for multiple fan sizes
  • waterproof relay kit

Cons

  • wiring diagram may be incorrect for some installs
  • mixed feedback on temperature control
  • some report installation difficulties

Best For

  • upgrade radiator cooling fan control
  • install thermostat-controlled fan switch
  • relay-based fan for automotive cooling
  • replacement relay kit for 10/12/14 inch fans
  • motor vehicle cooling system modification
  • temporary DIY cooling fan solution

Features

  • Wiring includes clearly labeled, color-coded wires with a diagram for installation
  • Direct replacement fits 10, 12, 14, and 16 inch cooling fans
  • Temperature switch activates at ~185°F and deactivates at ~175°F
  • Temp sensor uses 3/8 inch pipe thread with 1/2 inch adapter included
  • Includes wiring guidance: RED to 12V, C to fan, BLACK to sending unit, GREY to ignition

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