Quick Cable 303304 140 Amp Battery Isolator

The Quick Cable 303304 battery isolator lets a single charging source keep multiple battery banks topped up at once, while isolating them so you always have power to start your vehicle. It's a reliable choice for RV, marine, automotive and commercial multi-battery setups.

Solid-state circuitry delivers dependable performance, and the sealed housing protects against oil, gas, salt, water and other harsh conditions. For use with wet-cell or gel-cell batteries of the same type.