R7PPW - 255W For Dell Optiplex 3020 / 9020 SFF Small Form Factor Power Supply - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.
For Dell Optiplex 760 780 960 580s 980 Sff 235w Psu L235p-01 H235p-00 H235e-00 F235e-00 Ac235as-00 D235es-00 R224m Pw116 New - Pc Power Supplies - AliExpress
Slimline Power Supply Upgrade for SFF Desktop Computer - Fits: HP Pavilion S5000, S5100BR, S5100LA, S5100Z CTO, S510 - Newegg.com