BLUE SEA Switch Battery M DualCircPlus Blk Master Switch
The BLUE SEA Switch Battery M DualCircPlus Blk is a battery master switch listed at 0.8 lb. The unit provides dual-circuit battery switching for installers building master switch, fuse, and breaker assemblies in marine electrical installations.
Technical Specifications
| Product type | Battery switch |
|---|---|
| Switch category | Master Switches, fuses & breakers |
| Operation | Dual-circuit operation |
| Weight | 0.8 lb (362.9 g) |
| Dimensions | 3 x 3 x 3 in (76.2 x 76.2 x 76.2 mm) |
Compatibility & Applications
- Fits dual-circuit battery switch installations in master switch systems.
- Mounts where the switch location accepts 3 x 3 x 3 in dimensions.
- Wires into battery switching layouts grouped with fuses and breakers.
- Pairs with marine electrical installations requiring dual-circuit battery switch operation.
In a helm or equipment panel laid out for a 3 x 3 x 3 in switch body, the unit provides dual-circuit battery switching within the master switch group. The listing states both physical dimensions and product weight, which distinguishes it from generic battery switch entries that omit installation sizing data.







