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.