12-48V 250A Battery Disconnect Switch, M10 Stud | Heavy Duty Power Cutoff with Copper Terminals, For Boat RV ATV Car Truck, Anti-Drain Isolation, 2-Position Design

Spec: Item Type: Battery Disconnect Switch Number of Switch Positions: 2 Operating Voltage: 12V-48V DC Terminal Stud Size: 3/8in (M10) Rated Current: 250A Fitment: Suitable for Boat, RV, ATV, Car, Truck Package List: 1 x Battery Switch 2 x Terminals 8 x Insulation Protective Covers 2 x Protective Shells 1 x Identification Washer Note: Install threaded studs with nuts on the negative battery post.

• [Stops Battery Drain Completely] This battery disconnect switch instantly cuts all power from the battery, eliminating parasitic draw that kills batteries during storage. Perfect for winterizing your RV or leaving your boat at the dock for weeks, you return to a fully charged battery without needing a jump starter or .
• [Heavy Duty 250A Current Capacity] Rated for 250 amps continuous, this battery kill switch handles high electrical loads of trucks, tractors, and off-road vehicles without overheating. The copper internal contacts ensure minimal resistance and maximum conductivity, preventing voltage drop that can damage sensitive electronics like battery monitors and voltage meters.
• [M10 Copper Studs] Equipped with 3/8 inch M10 copper terminals and stainless steel hex nuts, this battery shut off switch maintains clean connections even in humid marine environments. No more struggling with corroded terminals on your boat or , the copper construction ensures reliable power cut off every time you engage the switch.
• [Universal Fit for Multiple Vehicle Types] Works on 12V to 48V systems, compatible with cars, trucks, RVs, ATVs, UTVs, and boats with top post or side post batteries. Use as a battery isolator for your motorhome before long trips or as an anti theft battery disconnect for your classic car during car shows.
• [Two Position On Off Design] Simple operation lets you quickly disconnect power for maintenance or emergency situations. Ideal for mechanics working on electrical systems, racers needing quick battery cutoff for safety, or anyone storing a vehicle for more than a week who wants to prevent battery drain without disconnecting cables manually.