Futheda 2Pcs 4 Pin 12VDC 30A SPST Multi Purpose Car Vehicle Truck Automative Relay Heavy Duty Standard Universal Kit

High quality composite housings protect against harsh temperatures and severe under hood conditions. 12V 30A 4-Prongs High-current welded connections for reliability. Featuring brass or copper contacts where specified for extended use, 30A coil capacity- able to handle those high current applications with ease. Multi-Purpose Relays are used to control electrical circuits for components on a vehicle that have a high amperage load such as headlights, fuel pumps and cooling fans. Hundreds of uses include- starter kills, domelight supervision, trunk release, polarity change,power door lock/actuator control, change a low current output to high current, add ignition/accessory outputs, control motors/other electronics.