Sierra Marine Battery Disconnect Switches

Battery management is vital to the safe operation of your boat. Sierra Marine offers battery disconnect switches in several rotary and key styles. Rotary models are available with or without AFD (Alternator Field Disconnect). Key style conveniently places on/off switch on bulkhead. Select the one preferred for your watercraft. Additional rotary-style features: * Unique ergonomic and aesthetic knob design * Removable knob for added level of safety and isolation * Robust glass fiber-reinforced nylon enclosure * Removable windows on all four sides for unobstructed wiring * Surface or panel mount options provide flexibility during installation Show Less