4 Pack 5 Pin Electrical Switch Relays for Automotive Car Truck Marine Boat 12V 30/40 Amp (12V Relay)

Keep your vehicle's electrical systems running smoothly with this 4-pack of 5-pin electrical switch relays, designed for use in automotive, marine, truck, and boat applications. Each relay operates on a 12V DC coil voltage and delivers a reliable 30/40 amp switching capacity, making them well-suited for controlling high-current accessories such as lights, horns, cooling fans, and pumps. With a maximum wattage of 480 watts per relay, these units handle demanding electrical loads with ease. The normally open contact configuration and brass contact material ensure consistent, dependable performance over time. The plug-in 5-pin design offers straightforward compatibility with standard relay sockets and wiring harnesses, while the screw mount option provides a secure, stable fit in engine bays, fuse boxes, or custom wiring setups. Whether you're upgrading your car's electrical system or outfitting a marine vessel, this versatile set of four relays gives you the reliability and flexibility needed for a wide range of 12V switching applications. Please verify compatibility with your specific vehicle or system before installation.