5 Pin 12V SPDT Relay 30A Waterproof High Performance Multi Purpose Auto Universal Replacement Pack Of 4 For Stable Electrical Switching In Cars Trucks Marine And RVs

12V 5-Pin SPDT Relay, Waterproof 30A Pack of 4 for Auto
✔️ DC12V coil, SPDT 5-pin, NO 40A, NC 30A, waterproof shell, 4-pack

The 12V 5-pin SPDT relay is a compact, high-current switch used in automotive, marine, and RV electrical systems to control devices like fans, pumps, and solenoids.

✅ Size: 24.5×22×14 mm (0.98×0.87×0.55 in)
✅ Contact ratings: NO DC12V 40A; NC DC12V 30A
✅ Pin layout: 30 common, 85 coil ground, 86 coil feed, 87 NO, 87a NC
✅ Pack: 4-pack, nylon waterproof housing

💡 What is a 12V 5-pin SPDT automotive relay used for in cars and marine applications?

It’s a handy, compact switch that lets a small control signal energize a higher-current circuit.

- It handles switching for fans, pumps, solenoids, and other high-current devices
- It isolates the control circuit from the load to protect electronics
- It fits into standard 5-pin automotive relay sockets and wiring harnesses
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