Features: 1.Single Circuit Battery Switch: Switches a single battery to a single load group. Includes AFD (Alternator Field Disconnect). 2.Safe Use: IP66 waterproof rating, ignition protection, suitable for wet marine environment, can be safely installed on gasoline powered boats. 3.Copper Studs: Studs accept 1/2in (M12) ring terminals, 7/8in (22 mm) stud lengths accept multiple cable terminations; Accepts two 4/0 AWG (95mm2) battery cables. 4.Durable Material: The ABS insulating case prevents any short circuit and is durable. Enclosure design allows for surface or rear panel mounting. 5.Wide Application: Heavy duty battery switches are ideal for marine, RV, gasoline powered boats, battery applications and also for electrical equipment. Specification: Item Type: Battery switch Material: ABS, copper Switch Type: Single circuit ON OFF Color: Grey Switch Position: 2 Battery Combination: No Alternator Field Disconnect: Yes Maximum Voltage: 32V DC Terminal Torsion: 220 in lb (24.86 Nm) Continuous Rating: 600A Intermittent Rating: 900A (5 minutes) 10 Second Start Up Rating: 2750A Startup Rating 1 Minute: 1325A Battery Input: 1 For 4/0 AWG Cable Clearance: Approx. 1.10in (27.94mm) Number Of Cables To Meet Rating: Two cables Rated Cable Size: 4/0 AWG (120mm sq) Mounting Holes: Accepts 1/4in (M6) Screws Terminal Size: Approx. 1/2in (M12)