FSP FSP500-50AAC power supply unit 550 W ATX Grey

The FSP FSP500-50AAC is a 550 W ATX power supply unit designed for desktop PCs. It delivers reliable power with wide AC input compatibility (90–264 V, 47–63 Hz) and meets 80 PLUS Bronze efficiency standards. The unit includes an active cooling system with a 120 mm fan and comes in a compact grey housing with dimensions of 150 × 140 × 86 mm. Certifications include CB, CE, TUV and CUL.

Advantages

The AAC series design provides up to 85% efficiency, reducing energy losses during operation. Built-in protection features guard against common power issues to help prevent damage to system components. A 120 mm fan ensures effective cooling while maintaining stable performance under typical desktop workloads.

Suitable for

• Home and office desktop PCs
• Mid-range gaming builds
• Workstations requiring a stable 550 W supply
• System upgrades where 80 PLUS Bronze efficiency is desired

Key specifications

• Total power: 550 W
• 80 PLUS certification: 80 PLUS Bronze
• AC input voltage: 90–264 V
• Frequency range: 47–63 Hz
• Fan diameter: 120 mm
• Dimensions (W × D × H): 150 × 140 × 86 mm
• Colour: Grey
• Certifications: CB, CE, TUV, CUL

How to use

Install the FSP500-50AAC in a compatible ATX case, secure it with the mounting screws, and connect the motherboard 24-pin and CPU 4/8-pin power connectors. Attach peripheral and PCIe connectors as required by your components. Ensure the AC mains connection matches the unit's input range and switch on the system; the built-in fan will regulate internal temperature during operation.

Recommendations

For reliable operation, use appropriate cables, maintain case airflow, and avoid exceeding the unit's 550 W total output. Choose this PSU for systems where 80 PLUS Bronze efficiency and basic protection features meet the build requirements.