Built for How Business Buys.
Your Browsing History
This 280W replacement desktop power supply is a fully compatible substitute for original Dell power supplies, covering part numbers L280P-01, D280P-00, H280P-00, H280P-01, MH596, MH595, RT490, NH429 and AA24100L. It fits Dell Optiplex GX520, GX620, 740, 745, 755, 210L, 320, 330 and Dimension C521, 3100C, GX280 desktop computers precisely. Built with stable voltage output, it supports daily office operation stably. Equipped with comprehensive safety protection mechanisms to shield your motherboard and internal hardware from circuit faults. Easy plug-and-play installation without professional modification, an economical and reliable solution to replace your broken original power unit.