Progressive Dynamics’ 24V power converter/battery charger comes in 25 amp and 40 amp configurations. The unit is suited for specialty vehicles and stationary applications, including battery charging for buses, local refrigeration delivery trucks, emergency vehicles, over-the-road trucks with sleeper cabs and solar energy, and more. Features include the built-in Charge Wizard, a patented 4-stage charging system which constantly monitors the battery and automatically adjusts the converter output voltage based on the charge status. This converter/battery charger offers reverse battery protection and electronic current limiting and comes with a two-year limited warranty. Made in the USA.