Marine Car RV ATV UTV 12V 24V 48V DC Power Isolator Features： 1、Sturdy Construction: It has compact size and solid housing to resist the harsh marine conditions. And the rear cover insulates terminals against any short of circuits. 2、Better Protection: Marine battery disconnect switch can disconnects the battery safely, to eliminate any power draw from the battery when vehicle or boat is not in use. 3、Compatible: It is used for DC 12‑48V systems to isolate and secure the electrical system, which can stand alone or be locked together with other switch. 4、Simple Operation: This battery disconnect switch is easy and convenient for you to install and remove, which requires no complicated operation. 5、Wide Application: Battery isolator disconnect switch is universally used not only for car, van, caravan, RV, truck, marine boat, but also electrical equipment's switch, such as flashing light, chassis light, fog light, dome light. Specification： Item Type: Battery Disconnect Switch Material: ABS, Copper Continuous Current: 275Amps DC Intermittent Current: 455Amps DC Starting Current: 1250Amps DC Dielectric Strength: 1500VAC/1min Stud Size: Approx. 2 x 3/8mm / 0.08 x 0.12/0.3in Application:  Suitable for marine, car, RV, ATV, UTV, Vehicles Package List： 1 x Battery Disconnect Switch 1 x Instruction   10 x Screw 10 x Nut 8 x Gasket 1 x Wrench 1 x L shaped wrench 1 x Iron Sheet