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When two or more batteries are installed in your vehicle (RV, Boat, Limousine, Emergency Vehicle, Automobile, etc.) powering different systems, Battery Isolators allows them to share a common charging source while being independently discharged.
Battery Isolators are commonly used to maintain the starting battery charge while using a second battery to power accessory items (sound systems, refrigeration, emergency lights, computer equipment, etc.) eliminating the fear of having a dead battery when trying to start the engine.
Choosing Battery Isolators can be a daunting task for the uninitiated. Consider the following when making your selection:
Having the answers to those three questions makes choosing the right isolator for your needs a snap.
If your concerned about your batteries becoming overly discharged, we rcommend consider installing a Battery Protector.
Battery Isolator = your engine will start!
Why do I need a battery Isolator?