Power Supply 2Out 12Dc Or 24Dc at 1.75A, Type Power Supply/Charger Fire Disconnect, Material Steel, Finish Gray, Enclosure Depth 3.50 In, Enclosure Width 7.50 In, Enclosure Height 8.50 In, Input Voltage 115VAC, Voltage OUTPut 12VDC or 24VDC, OUTPut Current 1.75A Amps, Input Frequency 60 Hz, Standards UL294, MEA , CSFM , CUL