Keep your vehicle's electrical systems running smoothly with this pack of 5 SPST automotive starter relays, rated at 12V DC and 40 amps. Designed as a reliable replacement relay, each unit features a 4-pin quick connect plug-in mount that allows for fast, tool-free installation in a wide range of automotive applications. The copper contacts deliver consistent conductivity and long-lasting durability, while the 80-ohm coil resistance and 1.8-watt coil ensure stable, automatic operation every time. With a maximum switching current of 40 amps and a minimum switching voltage of 12V DC, these relays are well-suited for starter circuits and other high-demand electrical loads. The compact design measures 2.45" in total height, making it easy to fit into tight engine bay spaces. Having a pack of 5 on hand means you'll always have a ready replacement for multiple vehicles or ongoing projects. Backed by a one-year warranty for added peace of mind.