240W MT Desktop Power Supply Replacement PSU H240AM-02 Compatible with Dell OptiPlex 3040 3046 3650 5040 7040 MT Precision T3420 3250 Tower PC

This 240W tower desktop switching power supply is an excellent replacement unit compatible with Dell OptiPlex and Precision series MT tower computers. It directly replaces OEM power supply H240AM-02 and meets the original factory standards in dimensions, electrical parameters and interface layout. It works perfectly with OptiPlex 3040, 3046, 3650, 5040, 7040 MT as well as Precision T3420 and 3250 tower desktops.

Designed with the same connector layout as the original PSU, it supports direct plug-and-play installation. No cable cutting, rewiring or extra conversion accessories are needed, simplifying computer maintenance significantly. Adopting mature switching circuit design, the power supply offers low ripple and steady voltage output, fully meeting the power demands of daily office work, document processing and light multimedia usage.

Integrated comprehensive safety protection modules including overvoltage protection, overcurrent protection, overload protection and short-circuit protection. When abnormal current or voltage occurs, the power supply will automatically cut off output to protect the motherboard, hard drives and other core components from burnout.

All finished power supplies undergo long-hour full-load aging testing and comprehensive function inspection before shipment. High-quality internal electronic components ensure stable continuous operation for office environments. Standard size fits perfectly inside the original tower chassis. It is a cost-effective reliable spare part for enterprise offices, schools and professional computer repair shops.