Sterling 12V input /output Battery to Battery Chargers (B2Bs) demand has grown significantly over the past few years. This is an optimal solution in application that need to charge various battery types in a single installation such as conversion vans, commercial vehicles, RV's and boats.
The B2Bs have become extremely popular as they fast charge batteries as you cruise along without the need for complex wiring, modifying your alternator, voiding the alternator's warranty and tampering with the regulator.
You can support the onboard batteries with a fast 4 stage charging profile with a very simple and speedy installation. All of the benefits of advanced charging without any of the drawbacks. Simply connect the B2B between the battery being charged and the battery needing a charge.