180W 4Pin SFF Power Supply Replacement PSU 901771-002 901772-003 D16-180P3A D16-180P2A PCK017 D19-180P1A PA-1181-6HK Compatible with HP ProDesk 600 800 G3 G4 SFF

This 180W small form factor switching power supply serves as a high-quality replacement power unit for HP ProDesk 600 G3, 600 G4, 800 G3 and 800 G4 SFF slim desktops. It can directly substitute original power supply part numbers including 901771-002, 901772-003, D16-180P3A, D16-180P2A, PCK017, D19-180P1A and PA-1181-6HK, fully meeting factory specifications on dimension, electrical parameters and connector layout.

Equipped with dedicated 4Pin main power connector matching the original pinout, users can complete quick replacement installation without rewiring, adapters or chassis alteration. Adopting mature switching circuit architecture, the PSU outputs low ripple stable voltage, fully satisfying daily office operation, document processing and light multimedia application requirements.

Comprehensive safety protection modules including overvoltage protection, overcurrent protection, overload protection and short-circuit protection are integrated inside. The power supply automatically cuts off power output once circuit anomalies are detected, effectively preventing permanent burnout of motherboard, hard drives and other precision hardware components.

All finished power supplies undergo long-duration full-load aging testing and comprehensive function verification before packaging. Premium internal electronic components guarantee reliable performance under long-hour continuous working environments. Compact SFF size adapts to limited inner space of slim desktop chassis. It is an economical maintenance spare part for enterprise offices, educational institutions and professional computer repair stores.