The Victron Energy Battery Switch ON/OFF is designed for battery systems up to 48V, offering reliable power control and safety. It features a unique ergonomic and aesthetic knob design, with a removable knob for isolation or safety purposes. The switch can be surface or panel mounted, providing flexibility during installation. It meets the ISO8846 Ignition Protection standard and is suitable for use in an engine room. The switch is rated for a maximum continuous current of 275A, a one-minute rating of 455A, and a cranking rating of 1250A. The terminal material is tin-plated copper. This switch provides a secure and convenient way to isolate batteries, preventing unwanted discharge and enhancing system longevity. Its compact design facilitates easy installation, making it ideal for marine, RV, and off-grid battery setups. Model: VBS127010010. Dimensions: 2.72 x 2.99 x 2.72 inches.