1. [EFFICIENT COOLING] Prevent engine overheating and ensure reliable performance with compatibility for 10, 12, 14, and 16-inch fans.
2. [TEMPERATURE CONTROL] The thermostat switch starts the fan at 185℉ and stops at 175℉, extending engine life and enhancing cooling effectiveness.
3. [EASY INSTALLATION] The kit includes all necessary components and a wiring diagram for hassle-free installation for dual or single fan settings.
4. [DURABLE DESIGN] Reliable components and holder allow the relay to withstand extreme conditions for long-lasting performance.
5. [WIDE APPLICATION] Suitable for various vehicles like trucks, cars, and boats, providing precise temperature control for cooling systems.

Spec:
Item Type: Dual Electric Fan Relay Kit
Material: PVC
Current: 40A
Thermostat Switch: 185℉ on, 175℉ off
Thread Size: The thermostat switch has a 3/8 inch (approximately 1.9 cm) pipe thread and includes a 1/2 inch (approximately 1.3 cm) adapter
Usage:
Connect the color coded wires according to the chart and the annotations below:
Red: +12VDC
COFFEE: Fan positive and negative poles and relay
Black: Ignition
Gray: Sending unit and relay
Note:
The thermostat included with this kit is OE style and can be installed on the cylinder head of the engine or any water jacket.
Do not use tape on the sensor as it may cause poor electrical contact or incorrect temperature readings.

Package List:
1 x Wiring Diagram
2 x 40A Relays with Wire Harness
1 x 3/8 Inch Thermostat Switch (185°F On - 175°F Off)
1 x 3/8 Inch to 1/2 Inch Adapter
2 x Inline Holders
2 x 20 Amp
8 x Terminals
4 x Wire Connectors

Note:
If you are planning to install a high performance cooling fan, you can crimp or solder larger wires. 1.5mm² wire (15 Amps) is not large enough to withstand high amperage extraction
12 AWG - 20 Amps
10 AWG - 30 Amps
8 AWG - 40 Amps