Blue Sea 500A HD-Series Heavy Duty 4 Position (OFF/1/2/1+2) Battery Selector Switch Popular The Blue Sea ML-Series Automatic

The Blue Sea ML-Series Automatic Charging Relay (ACR) provides a superior solution for automatically managing the charging of two large battery banks

providing a secure and highly conductive connection point for your heavy-duty cable lugs and main system wiring

you can isolate and reconfigure connections at the PowerPost

This plating provides superior corrosion resistance compared to bare copper

a system controller

Blue Sea 500A HD-Series Heavy Duty 4 Position (OFF/1/2/1+2) Battery Selector Switch Popular The Blue Sea ML-Series AutomaticHigh Capacity Dual Battery Management for Marine and Vehicle Systems The Blue Sea HD Series Battery Selector Switch is engineered to manage high amperage power distribution in marine, RV, and heavy duty vehicle applications. As part of the 500A HD Series, this switch provides a robust solution for switching between two isolated battery banks or combining them for emergency starting power. Its rugged construction ensures reliability in demanding