This automotive relay set is an essential component for controlling high-current electrical circuits in your vehicle. Rated for 40A at 12V or 24V, these 5-pin SPDT relays provide reliable switching for demanding automotive applications including lights, horns, fuel pumps, and cooling fans. Each relay features a durable ABS housing that protects the internal components from moisture, vibration, and temperature extremes commonly encountered in automotive environments. The copper terminals ensure excellent electrical conductivity and long-lasting performance. This complete 5-piece set includes matching relay sockets with pre-wired harness cables featuring color-coded wires for straightforward installation. The mounting bracket with hole allows for secure placement in your engine bay or interior. The SPDT configuration offers flexible control options with pins 85, 87, 87a, 86, and 30 clearly marked on the relay body. Whether you're replacing a failed relay or adding new electrical accessories to your car, truck, or motorcycle, these universal relays provide professional-grade reliability at an exceptional value.