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Littelfuse, Inc. Datasheets for Battery Isolators

Battery Isolators divide DC current so that it only allows the current to flow in one direction for each battery. This enables charging of more than one battery from a one power source without connecting the batteries together.
Battery Isolators: Learn more

Product Name Notes
For vehicles with two batteries, these devices electrically isolate the batteries to prevent the battery with the higher charge from draining into that with the lower charge. In addition, both...
The FlexMod Smart Battery Isolator Controller unit monitors two battery banks and controls one or more relays or contactors to make sure starting power is protected by isolating the starting...
This product is not recommended for new designsThe FlexMod Smart Battery Isolator Controller unit monitors two battery banks and controls one or more relays or contactors to make sure starting...