Lenovo 54Y8804 - 280W Power Supply for ThinkCentre A57 A58 M57 M58 SFF - CPU Medics
APA005 54Y8892 03T9022 150W For Lenovo ThinkCentre M71Z M72Z M73Z Power Supply - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.