320W MT Replacement Power Supply PSU 503377-001 Compatible with HP 6000 6005 6200 6300 8000 8200 Z200 Pro Micro Tower, P/N 503378-001 702306-002 702454-001 508154-001 611483-001 613746-001 611484-001

This brand-new 320W micro tower power supply is a reliable OEM replacement power unit built for HP Pro Micro Tower models 6000, 6005, 6200, 6300, 8000, 8200 and Z200 workstations. It perfectly replaces the original PSU model 503377-001 and matches all corresponding HP part numbers including 503378-001, 702306-002, 702454-001, 508154-001, 611483-001, 613746-001, 611484-001.

Adopted industrial-grade internal electronic components, this PSU delivers low-ripple stable power output to protect motherboard, CPU, memory and storage hardware under long continuous working loads. Integrated intelligent safety circuits will automatically cut off power to prevent hardware burnout when abnormal voltage, overload or overheating occurs. The low-noise built-in fan and internal heat sink accelerate heat exhaust while maintaining a quiet office environment. All power connectors and installation dimensions strictly follow original factory standards, allowing quick installation without wiring modification or extra adapters. Every unit undergoes strict factory aging, stability and safety testing before delivery, meeting OEM performance standards for corporate PC maintenance, workstation repair and faulty power supply replacement.