Pro Installer 400A EZ-Mount Battery Selector Switch (1-2-Both-Off)As easy as 1, 2, 3, these revolutionary battery switches allow you to wire from the front. Never has installation been so easy and cabling so accessible. With their shared interconnection height, EZ-Mount battery switches "cluster" directly with the Pro Installer Busbar Range, resulting in the fastest, most compact installations. Optimized cable access makes installation a breeze. Pro Installer switches set the new benchmark with outstanding ergonomics, intuitive look/feel, and are engineered from the finest materials to withstand the harsh marine environment. The outstanding performance and features of this powerful new generation battery switch appeal to both the installer and end user. All ratings, footprints and features of the EZ-Mount switch match the high quality of our standard switches.Tested to UL1107 ignition protection, CETinned copper 10mm (3/8") studsStainless steel washers/nutsFiber reinforced plastics400A Continuous / 600A 5 mins Intermittent / 1500A 10 secs CrankingWaterproof to IP66Same interconnection height as Pro InstallerRemovable knob allows isolation during servicing3 removable sideplates for protectionIndustry standard 3.85" x 3.85" footprintSpecificationsMounting: Surface OnlyVoltage: 48v DC (for 12-48v systems)Rating: 400 Cont / 600 Inter / 1500 CrankDims: 3.85" x 3.85" x 3.62"Operation: 1-2-Both-OffStud: 3x 10 mm (3.8")WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.