Beefy 120A 12V Continuous Duty SPST 4 Pin High Power Automotive Relay For Heavy Load Split Charging Systems Ideal For Trucks RVs Boats And Marine Electrical Upgrades

Heavy-Duty 120A 12V SPST Relay - single-unit
✔️ 12V DC coil, 120A max, M6 (6mm) terminals, 4-pin SPST

This heavy-duty automotive relay is built to switch high-current loads in 12V electrical systems. It's a common choice for split charging setups in trucks, RVs, boats, and other marine or automotive upgrades.

✅ Coil voltage: 12 V DC
✅ Maximum switching current: 120 A
✅ Terminal size: M6 (6mm) round studs
✅ Coil power: 1.8 W; coil resistance: 80 ohms
✅ Maximum applied voltage: 14 V DC

💡 What is a heavy-duty automotive relay used for in power systems? This handy device is designed to switch high-current loads in 12V wiring, protecting your charging and electrical circuits.
- handy for split charging and battery isolator circuits
- supports up to 120A current capacity
- reduces wiring stress in trucks, RVs, boats