500A 12V 500 Amp Mobile Audio Relay Continuous Battery Relay Isolator

Battery Switches by KanSmart. Details:What Is A Battery Isolator? Battery isolator systems allow you to charge the secondary batteries in your van when the motor is running. There are many variations of hooking a system up, but they all share one common goal: to isolate your secondary battery so that when youre running all of your electronics you dont drain the starter battery. Lengthen the Life your Batteries When two vehicle batteries are wired in parallel they have a tendency to charge and drain one another. Installing a relay that disconnects the batteries when the engine is off prevents excessive wear and lengthens the life of the batteries.

• FEATURE- Battery isolator solenoid is made of high-quality materials, excellent performance, and durability. Easy to install and start up immediately.
• ONE YEAR SERVICE