Power Supply 12Vdc Or 24Vdc @ 6A, Type Power Supply/Charger Board, Material Phenolic or Fiberglass, Length 4.30 In, Width 7.10 In, Height 2.30 In, Input Voltage 28VAC, Voltage OUTPut 12VDC or 24VDC, OUTPut Current 6A Amps, Input Frequency 60 Hz, Standards UL RECOGNIZED, UL294, UL1481, Includes Battery leads