Enlight part: EN-8309962 Input Voltage: 115V-8A, Up to 230V-4A, 50-60Hz Output Voltage: 300W, Max Physical Measurement: 8.75H x 6.5W x 7.375D Redundant Module Size: PS2 Sized Module, 2 modules Temperature Range: 0-C-50-C Operating Transient Response: Output voltage xxs less than 1ms EMI Noise Filter: FCC Class B, CISPR22 Class B Redundancy: Balanced, Shared Load Compatibility: - Mother Board: ATX Pentium III, Pentium IV - Server Case: Enlight EN-8902 - Safety Each power unit meets UL, CSA, FCC and TUV IEC Specification - Cooling TWO 80 mm DC FANS