Battery Switch 12-48V Waterproof Heavy Duty Battery Power Cut Master Switch Disconnect Isolator for Car Vehicle RV and Marine Boat (On/Off)

Heavy Duty: ABS plastic housing, durable made for safety use, rear cover insulates terminals against any short of circuits, equiped with 4 sets of bolts., Operation: On/Off 2 positions, 275 A continuous at DC 12V, 455 A intermittent at DC 12V, 1250 A momentary at DC 12V., Compatible: used for DC 12 - 48 V systems to isolate and secure the electrical system, can stand alone or be locked together with other switch., Purpose: eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely., Copper terminal stud size: 3/8" (10 mm) x 2, very easy to install, universal used for car, vehicle, Rv and boat, also electrical equipment's switch.