Our heavy duty 40amp waterproof automotive & marine starter motor relay are the best choice for any type of 12-volt for your marine wiring project.
Also used for many car electronic applications to turn On/Off almost any devices.
They are also used when a device draws heavy amperage such as car alarms, remote starts, HID headlights, pop doors, trunk releases strobe lights, fog lights, stereos, fans, air horns, and much more.
The single pole/double throw relay will never get stuck or short out on you.
Part No: BWAMRY-40A-ST