Heavy-Duty 275A Battery Disconnect Switch 12-48V

Safely isolate your 12V–48V battery system with the GOGONFLY Battery Disconnect Switch, engineered for marine, RV, truck, and off-grid applications. Built with a rugged ABS plastic housing and corrosion-resistant copper-tin plated terminals, this waterproof master isolator shields your wiring from moisture, dirt, and corrosion—ensuring long-lasting reliability even in harsh conditions.

Featuring a 275A continuous rating (455A intermittent, 1250A cranking), this switch provides a secure way to cut power during maintenance, prevent battery drain, and enhance safety. The intuitive 2-position rotary knob allows quick on/off operation, while the included mounting hardware, ring terminals, heat shrink tubing, and hex wrench simplify installation. Perfect for boats, RVs, trucks, or any DC electrical system, this universal switch delivers durability and peace of mind.