BLUE SEA Switch Battery M DualCircPlus Blk
The BLUE SEA Switch Battery M DualCircPlus Blk is a battery switch designed for dual-circuit operation with compact dimensions of 3 x 4 x 7 inches. This unit allows for efficient management of battery connections and is installed in marine applications, enhancing operational reliability.
Compatibility & Applications
- Fits standard mounting locations in marine vessels.
- Replaces existing battery switches in dual-battery systems.
- Pairs with 12V and 24V DC battery systems.
- Mounts on boats up to 40 ft in length.
- Wires to 12V DC bus systems for easy integration.
- Includes necessary mounting hardware for installation.
- Supports installation in powerboats and sailboats.
- Functions effectively in both single and dual-engine configurations.
The unit provides reliable battery management for dual-circuit systems, ensuring efficient operation in marine environments. It serves as a drop-in replacement for many existing battery switches, such as the Perko 8501 series, simplifying upgrades and enhancing system reliability. For instance, it can be installed on a 30 ft center console boat, facilitating seamless battery management during extended outings.







