IOTA DLS-27-15/IQ4 24 VOLT 15 AMP 4 STAGE AUTOMATIC SMART BATTERY CHARGER / POWER SUPPLY CONVERTS NOMINAL 108-132AC VOLTAGE TO 27.2 DC VOLTAGE FOR BOTH LOAD OPERATION AND 24V BATTERY CHARGING IDEAL FOR CHARGING ALL TYPES OF 24 VOLT LEAD ACID BATTERIES INCLUDING FLOODED, ABSORBED GLASS MAT ( AGM ) AND GEL CELL INCLUDES THE IQ4 SMART CHARGE CONTROLLER WHICH AUTOMATICALLY PROVIDES THREE-STAGE BATTERY CHARGING FOR SAFER CHARGING AND LONGER LIFE FOR YOUR SYSTEMS BATTERY 4 STAGE CHARGING: BULK, ABSORPTION AND FLOAT STAGE AS A POWER SUPPLY THE UNITS TIGHTLY CONTROLLED REGULATION ALLOWS THE USER TO OPERATE A NOMINAL 24VDC LOAD UP TO 15 AMPS