Dell OptiPlex 3020 7020 9020 Precision T1700 Series 290W ATX Desktop PSU Switching Power Supply WHN49 0WHN49 CN-0WHN49.
Power Input: 100-240V 5.4A 50-60Hz
Power Output: 290W +12VA-/14A Max +12VB-/16A Max +12VSB-/1.67A Max
Color: Silver
Form Factor: ATX
Type: Power Supply