TH About this itemThe on-off disconnect switch is designed for use on a single 12-60 volt battery. It can prevent unknown devices from draining the battery and save you from having to recharge it on a regular basis.This cut-off selector switch can be easily installed on petrol-powered boats or vehicles, such as small yacht, RV, camper, truck, or ATV etc.This car battery disconnect switch has a continuous rating of 275 amps, an intermittent rating of 455 amps and a crank rating of 1250 amps.It has four removable side plates for access of up to 1/0 cables plus a rear cover insulating the rear terminals against any short circuits.It is durable and solid contraction. Package comes with Screws, bolts, copper terminals and shrink tubes and you are ready to go.Features:Cable knockout plate on all sidesExtend the life of camper or RV batteryEasy install that only takes about 30 minutesTin plated copper studs an nutsIgnition protectedSpecification:Continuous Rating: 275 ampsIntermittent Rating: 455 ampsCranking Rating: 1250 ampsVoltage Related: 12-60V DCOperation: Manual On/Offcolor:red+blackStud Size: 50.3*7.5mmPackage Content:1 x Battery Switch4 x Mounting Bolt2 x 8mm Copper Lug Ring Terminals2 x Shrink Tubes