220W 12Pin Small Form Factor Power Supply Replacement PSU PS-3221-9AE FSP220-30FABA Compatible with Lenovo X4650 X4630G Small Chassis Desktop

This 220W compact 12Pin small chassis power supply is an ideal replacement unit engineered for Lenovo X4650 and X4630G small form factor desktops. It directly substitutes original power supply models PS-3221-9AE and FSP220-30FABA, strictly following original factory interface specifications.

Equipped with dedicated 12Pin motherboard power connector, the power supply features identical wiring definition to guarantee seamless installation. No cable modification or adapter conversion is required during assembly, greatly simplifying PC maintenance work. Advanced switching circuit design provides low ripple, stable voltage output, meeting the power demand of daily office computing, document editing and light multimedia usage.

Complete multi-layer safety protection circuits including overvoltage, overcurrent, overload and short-circuit protection are integrated inside. The power supply will automatically cut off power output once abnormal circuit conditions appear, effectively preventing burnout of the motherboard, hard drive and other core components.

Each unit undergoes prolonged full-load aging tests and comprehensive function inspections prior to packaging. High-quality electronic components ensure reliable performance under long-hour continuous working conditions. Compact size fits neatly within the original small chassis, serving as a cost-effective maintenance spare part for enterprise offices, education institutions and commercial desktop equipment repair.