Pulse Width Modulated Fan Controller
The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles, they are used to directly turn the compressor off to avoid compressor failure, with 36143 being a popular choice from Four Seasons Global Parts Distributors LLC.
Designed to meet/exceed OE fit, form and function
Durability tested on every new design
Voltage Tested (36143)
Amperage draw tested (Four Seasons)
