Power Supply for Dell OptiPlex SFF 9020 255W P/N: M9GW7
Key Compatibility Details: Systems: Dell OptiPlex 3020 SFF, 7020 SFF, 9020 SFF, Precision T1700 SFF, OptiPlex XE2. Form Factor: Small Form Factor (SFF) only. Not compatible with

Power Supply for Dell Optiplex SFF 3040 5040 7040 240W P/N: DHVJN
Key Compatibility Details: Compatible Models: Dell OptiPlex 3040, 3046, 3250, 3650, 3656, 5040, 7040. Compatible Part Numbers: 0DHVJN, CN-0DHVJN, 0706M, 0TRD3, W72XN, VXKPH,

Power Supply for Dell Optiplex MT 3020 7020 9020 290W P/N: HYV3H
Key Compatibility Details: Systems: Dell OptiPlex 3020 MT, 7020 MT, 9020 MT, Precision T1700, PowerEdge T20, PowerEdge T130. Form Factor: Strictly for Mini Tower (MT) chassis;