Cole Hersee’s Smart Battery Isolator 48525 and 48530 prevents loads on the auxiliary battery from draining the starting battery, the company says. The smart battery isolator provides a more flexible ...

Cole Hersee Co.'s Smart Battery Isolator 48525 and 48530 can prevent draining of the starting battery by not connecting items to auxiliary battery power until the primary battery is charged to 13.2 ...

Cole Hersee Company has introduced its new Smart Battery Isolator 48525 and 48530. Designed for trucking applications, the product prevents loads on the auxiliary battery from draining the starting ...

Painless Performance's battery disconnect switch is an easy way to protect your hot rod from battery drains and even theft. With our hot rods, gasoline gets all the glory, but t hey also need ...

For the sake of fully understanding this tech project, imagine your truck being parked for a couple of weeks, and when you finally try to start the engine, there’s absolutely no response. Why? Because ...