Equipped with internal brass coils and perfect conductivity, ensures a quickly motor start and reliable current flows. Reliably control your winch with our winch solenoid Relays contactor. Suitable for winches weighing up to 12,000lbs, it can quickly start the motor with high starting power. With a 20-30 second cooling period between cycles, it ensures safety and durability. The packaging includes 1 Relays and a connecting wire to ensure easily operations.