Product: MGI SpeedWare Fused Relay 40A 12vDC 4-Pin SPST with Harness Socket and 30A LED Fuse (2-Pack)
Brand: MGI SpeedWare
MGI SpeedWare's unique relay with 40A contact and built-in 30A LED fuse saves you time and effort when wiring high-current automotive or marine devices such as pumps, fans, spotlights, HID headlights, sound systems and more. 

EASY INSTALLATION 
• Easily install relays using the socket mounting bracking. 
• Terminals 85 & 86 connect to your switch and ground, while terminals 30 & 87 connect to your power supply and normally-open (N.O.) high-current load. 

 VERSATILE 
• Widely used in 12v cars, boats, trucks, golf carts, and more. 
• Interlocking sockets lets you add or subtract any number of relays with ease 
• Can be rearranged, separated, and combined. 

 Specifications: 
• Uniquely manufactured 40A SPST relay. 
• 30 Amp LED fuse glows when blown. Easily swap to larger size if needed. 
• GXL Wire Temperature Rating: -40°C to +125°C. 
• 14awg GXL power wires (#30, #87) with 18awg control wires (#85, #86).
40A SPST 4-pin relay for high-power ON/OFF switching
Built-in 30A LED blade fuse that glows when blown
Includes interlocking harness sockets with mounting tab and high-temperature GXL leads ideal for hot engines
Can handle up to 24A resistive loads @ 12vDC, and up to 12A electric motor loads (fans and pumps)
Comes with 2 x 40A relays, 2 x 30A fuses, and 2 x pre-wired sockets

Search query: 12v wire harness with relay fuse
Relevance: Exact