Upgrade your vehicle wiring with this 5 pack 12V 30A relay kit. Each relay features a 4 pin SPST design and comes with a wiring harness and inline fuse for added protection. Perfect for controlling lights, fans, fuel pumps, horns, and other automotive accessories, this kit ensures reliable performance and easy installation. Built for durability and consistent power control, it is ideal for cars, trucks, RVs, and custom electrical setups.
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