Direct replacement for 54Y8804, 54Y8806, 41A9701, 41A9717, PC7001, PS-5281-01VF.; Designed for Lenovo M57 and M58 desktop series with perfect compatibility.; Standard 24PIN + 4PIN connector layout for plug-and-play installation.; Stable 280W output with wide 100-240V input for global application.; Built-in OVP, OCP, SCP protections, fully tested for reliable long-term use.