Replace Power Supply PSU TFX Upgrade Slimline SFF for HP VT493AA HP-D2506R0 Single Rail EPS12v 20+4 Pin Main Power Connector 4+pin CPU Connector Sturdy 0.6mm SECC Case Replacement for 400w 350w 320w 300w 275w 250w Compatibility HP VT493AA HP-D2506R0 Output Wattage: 420 W Connectors: 20+4 Pin Motherboard, 4-Pin CPU, 3x Molex, Floppy, 3x SATA Cooling: 80mm Cooling Fan w/ Double Ball Bearing Input Voltage: 100/240 V AC Input Voltage / Current: 110/220V; 47-63GHz DC Output: +5V/12A; +12V/14A; -12V/0.5A; +3.3V/12A +5VSB/1.5A Case Material: 0.6mm SECC Fan Size: 80mm Connectors: 1 x 20+4 pin Main Connector 1 x 4-pin CPU 2 x SATA 2 x 4-Pin Molex