180W SFF Small Chassis Power Supply Replacement for 510S M420 Desktop, 6-pin + 4-pin Connector, Compatible PCH018 PA-1181-7, Compact Form Factor PSU Stable Internal Power Unit for Office Small Desktop

This 180W compact SFF switching power supply is a premium replacement power unit built for 510S and M420 small form factor desktops. It is fully compatible with original part models PCH018 and PA-1181-7, featuring built-in 6-pin plus 4-pin power connectors consistent with the original specification, enabling direct replacement of failed aging power supplies.

Manufactured with high-grade internal electronic components, it supplies continuous stable 180W power output to support daily office operations, document processing, web browsing and multimedia tasks. The power supply integrates overvoltage, overcurrent, overload, short-circuit and overheat protection systems to safeguard the motherboard, storage drives and other hardware against damage caused by voltage fluctuations and power surges.

Matching the original small chassis size and connector layout, it requires no cutting or modification during installation. The built-in cooling fan provides effective heat dissipation during long continuous working hours, reducing component overheating risks.

Perfect for computer repair shops, enterprise office equipment maintenance and home office PC refurbishment. Replace your defective power supply to restore your SFF desktop to normal operation and save the cost of purchasing an entirely new computer.