This heavy-duty 5-pin relay kit includes 5 SPDT relays rated for 12VDC (14V max) applications, perfect for automotive and marine use. Each relay features robust construction with 12 AWG tinned copper wires for main connections and 16 AWG for control circuits, ensuring reliable power handling up to 80A/60A. The thoughtfully designed housing incorporates a blue dustproof ring and bottom sealing technology, making it highly resistant to water and dust intrusion. The kit includes detailed wiring diagrams for both positive and ground trigger configurations. Each relay measures approximately 7cm in height and 4cm in width, with pre-wired 12cm cable harnesses. The mounting bracket and secure connector design ensure stable installation in demanding environments. These relays are ideal for controlling high-current accessories like lighting systems, winches, or other vehicle electrical components.