Rack Mount Power Supply. 105-125VAC Input, 13.8VDC. Output Continuous: 9A. Voltage Output Internally Adjustable (11-15 Volts). Surge: 12 Amps. Crow Bar Over Voltage Protection. Heavy Duty Heat Sink. 3 Conductor Power Cord. One Year Warranty. Dimensions: 5.25"H x 19"W x 8.25"D.