Features: 1.ON OFF Design: Battery selector switch is designed with a knob, simple ON OFF operation. The continuous rating is 275A, intermittent rating is 455A, starting rating is 1250A, rated voltage is 12?48VDC. 2.Function: This battery disconnect switch eliminates any power consumption from the battery when the vehicle or ship is not in use. It can be used alone or locked together with other switches. 3.Wide Application: Master battery disconnect switch can be widely used for Car, Vehicle, RV, ATV and Boat batteries, also used for electrical equipment. 4.Easy to Use: This battery power cutoff switch has 4 removable side plates, which provide access of up to 1/0 cables, vertical knife blade type, simple to use. 5.Exquisite Manufacturing: The battery power cut off switch is made of durable ABS plastic housing and the back cover insulates the rear terminals to prevent any short circuit, ensuring the switch is ABYC compliant. Specification: Item Type: Battery Disconnect Switch Material: ABS Continuous Rating: 275 Amps DC Intermittent Rating: 455 Amps DC Starting Rating: 1250 Amps DC Rated Voltage: 12-48 V DC Operation: On Off Mounting: Embedded or Surface mount Termination Stud Size: 2x10mm (3/8 Inch) Size: Approx. 69x69x75mm / 2.72x2.72x2.95in