24 Volt, 40 Amp fully automatic three-stage advanced battery charger is ideal for charging all types of 24 Volt lead-acid batteries ( Flooded / Absorbed Glass Mat (AGM) / Gel Cell) from a 120 V, 60 Hz or 230 V, 50 Hz AC source. By means of a DIP switch setting, conversion to a two-stage algorithm is possible to charge batteries connected to a DC load (DC UPS). The unit can also be used as a DC Power Supply. Features include overload, shortcircuit and over-temperature protection. The unit allows charging of up-to 2 separate battery banks. Dimensions: 15.0" x 9.61" x 3.82".