- BLUE Switch Battery M Selector 3p The BLUE Switch Battery M Selector 3p is a battery switch with dimensions of 3 x 4 x 7 inches, designed for managing multiple battery banks. This unit is installed in marine environments to select between up to three battery sources efficiently. Compatibility & Applications Fits installations requiring a 3-position battery selector for dual and multiple battery systems. Pairs with 12V DC battery systems in sailboats, yachts, and center console boats. Mounts on panels or bulkheads in engine compartments or helm stations. Replaces existing battery switches, improving battery management efficiency. Integrates with standard marine wiring setups for reliable operation. The unit allows for easy switching between battery banks, enhancing power reliability during marine operations. Its marine-grade construction and IP67 rating ensure durability against water exposure and corrosion, distinguishing it from generic battery switches.



