Dell NPS-210ABA - 210W Power Supply for Dell Optiplex GX60 GX240 GX260 GX280 - CPU Medics
U5427 For Dell OptiPlex GX280 SFF Desktop 160W Power Supply - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.
U5427 For Dell OptiPlex GX280 SFF Desktop 160W Power Supply - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.
Dell Optiplex GX280 305w Power Supply Unit PSU NPS-305AB G3148 Dimension for sale online | eBay
Dell HP-P2507fwp3 Optiplex GX280 (Tower) 250W Power Supply Unit PSU | eBay