High Power DC Source Chargers for charging 12-volt lead-acid batteries from a 12 volt (10-15 volt) source
4 stage, 3 level, microcontroller-based charger for sealed lead acid, VRLA, flooded, and gel batteries with 10 VDC to 15 VDC input. Charge 12-volt lead-acid batteries. Charge a small 12V battery from a large one, or from an automobile, truck, tractor or backhoe. 7.5A continuous charge current.