175-185 Thermostat Dual Electric Cooling Fan Wiring Relay Sensor Kit 40 Amp 12V
Perfect for your muscle car, 4x4, or hot rod!
Scorpion 12 volt Electric Fan Wiring Harness, Relay, Sending Unit & Circuit Breaker 12V
The 40 Amp Relay Helps take the Load & Aids in Starting the Fan with less Amps
Also includes an Overload Circuit Breaker
ncludes the Relay Wiring Harness with 350cm of Wire.
Also included is an assortment of wiring connectors to help aid in installation.
Professional installation is highly recommended.
Instructions Included
Electric Fan Wiring Harness Kit
3/8" NPT Switch（Inside a lid that can be converted to 1/2"）
On at 185 Degrees, Off at 175 Degrees
Inline Fuse Blade 30A 40A
Waterproof 40Amp Relay
Optional Switched Overide Capability
Application:
2X 8/10/12/14 inch Fan
Single 8/10/12/14/16 Inch Fan
For reference: 12 Gauge - 20 Amps; 10 Gauge - 30 Amps; 8 Gauge - 40 Amps
The thermostat supplied with this kit is OE style to mount in the cylinder head of the engine or any water jacket if needed. The thermostat MUST be grounded through the threads to the engine in order for it to work, and the engine MUST be grounded
The thermostat MUST be grounded through the threads to the engine in order for it to work, and the engine MUST be grounded.

When you want to turn on the fan when the air conditioner starts, you need an additional relay kit, follow the steps below:
1.Connect the RED wire from the A/C relay to the grey wire (sending unit) of the original fan relay harness
2.Connect the GREY and COFFEE wires from the A/C relay to the ground
3.Connect the BLACK wire from the A/C relay to the +12 volt of the A/C compressor clutc