3-Wire Regulated Ac-To-Dc Switching Table-Top Power Supply24 Volts @ 9.2 Amps Features: Output Connector: 4-Pin Din Male ·Pin 1 (Blue Wire) - Positive Voltage ·Pin 2 (Black Wire) - Negative Voltage ·Pin 3 (White Wire) - Negative Voltage ·Pin 4 (Red Wire) - Positive Voltage Input: 90-264Vac @ 47-63Hz, Or 127-370Vdc Size: 8.3"L X 3.4"W X 1.8"H Weight: 2.4 Lbs. Case Color: Black Led Indicator Dc Output Cord Length: 3.3 Feet Ac Input Cord Not Included Agency Approvals: Ulf/Cull/Tuv/Ce/Pfc Use Mating Connector For R7B (Sold Separately).