This advanced fully automatic three stage 15 Amp battery charger is ideal for charging all types of 12 Volt lead-acid batteries ( Flooded / Absorbed Glass Mat (AGM) / Gel Cell) from a 230 V, 50 Hz AC source. A DIP switch setting can be used to convert to a two stage algorithm, in order to charge batteries connected to a DC load (DC UPS). The unit can also be used as a DC Power Supply. Features include overload and short circuit protection. The unit allows charging of up to 3 separate battery banks.