Direct replacement for PC7001-EL1G, PC9023, PC7032, PC9019, PC7071 280W power supplies.; Fully compatible with Lenovo ThinkCentre M57, M58, A57, A58 and other SFF desktops.; Stable 280W output with active PFC, low ripple and high efficiency.; Universal 100-240V auto input for global use, 50/60Hz frequency.; Complete OVP/OCP/SCP/OTP protections, quiet fan, fully tested.