Power Supply Unit HP 508154-001 320W Metallic

The HP 508154-001 320W Metallic power supply unit delivers a stable 320 watts of continuous output for desktop systems. Designed for compatibility with select HP and Compaq tower models, it accepts a wide AC input range of 100–240 V at 50–60 Hz and incorporates 80 PLUS efficiency certification. This non-modular, internal PSU features a metallic enclosure and standard ATX-style connectors tailored for system power distribution, providing a compact solution for maintenance or replacement in supported desktop units.

Advantages

This power supply provides reliable power delivery with a rated 320 W output while maintaining energy-efficient operation thanks to its 80 PLUS certification. Its wide input voltage and frequency range make it suitable for varied power environments. The metallic casing offers robust physical protection and thermal stability. As a factory-compatible unit for specified HP/Compaq towers, it simplifies replacement and system upkeep.

Suitable for

• Replacement in compatible HP and Compaq desktop tower systems
• Office PCs requiring a compact, internal 320 W PSU
• System maintenance and refurbishment of legacy business desktops

Key specifications

• Total output power: 320 W
• AC input voltage: 100–240 V
• Input frequency: 50–60 Hz
• Efficiency certification: 80 PLUS
• Form factor: internal non-modular power supply
• Enclosure: metallic chassis
• Cooling: integrated fan (factory-installed)

How to use

Power off the computer and disconnect it from the mains before installing the unit. Open the system chassis according to the manufacturer service instructions, remove the existing power supply if present, and secure the HP 508154-001 320W Metallic unit in the designated bay. Connect the motherboard main power connector and required peripheral power leads to the target components, ensuring all connectors are fully seated. Close the chassis, reconnect mains power, and verify system POST and stable operation.

Recommendations

Use the unit only in compatible desktop models; verify connector compatibility and available wattage budget for installed components. Ensure adequate chassis airflow and keep vents unobstructed to maintain thermal performance. For safety, handle mains connections with the power disconnected and consult a qualified technician if uncertain about installation.