Built Tough Battery Disconnect Switch 12V To 48V DC 275A Waterproof Master Isolator For Marine Boat Car Truck Camper RV Trailer Isolate Power Safely And Prevent Corrosion
✔️ 275A DC continuous, 455A intermittent, 1250A cranking; 12-48V, 1pc
This waterproof master battery shut-off switch safely isolates power in 12-48V systems and is ideal for marine, RV, car, truck, and trailer applications.
✅ 275A DC continuous (1h); 455A DC intermittent (5 min); 1250A DC cranking (10 s).
✅ Suitable for 12V-48V systems; clockwise on, counterclockwise off.
✅ ABS housing with copper tin-plated inner stud; fully enclosed to resist dirt and rain.
✅ Includes 1 switch, 4 mounting bolts, 4 copper ring terminals (2×3/8), 4 heat shrink tubing, hex wrench.
💡 What is a battery disconnect switch used for in marine and auto setups? A handy explanation for shoppers: - Isolates battery power to prevent parasitic drain - Enables safe shutdown during maintenance - Helps protect wiring and battery connections from moisture and corrosion - Works across 12-48V systems in boats, RVs, cars, and trailers