The Rolls ; 4KS-25PS battery uses 2V cells to make large 4 or 6V batteries. Dual container construction means each cell has a durable polypropylene inner container. This eliminates breakage due to rough handling and acid leakage and short circuits due to the accumulation of moisture, dirt and other foreign objects.

With high-performance construction offering a non-breakable container, ; batteries are the solar industry standard for large residential and commercial power systems.

Features of the Rolls