GX-550 Modular

The GameMax GX-550W Modular Power Supply, 80+ Gold certified, offers top-tier performance in a compact package. Key features:
High Efficiency: Over 92% efficient with LLC & DC-DC technology for energy savings.
Silent & Cool: HDB fan for whisper-quiet operation and effective heat dissipation.
Modular Design: Easy cable management for a cleaner build and improved airflow.
Stable & Durable: All-solid capacitors and SMT components ensure long-lasting reliability.
Broad Compatibility: Supports latest graphics cards and full voltage input range.
Protection: Seven levels of safeguards protect your system from harm.


The product displays on the above pages are for reference only, may have slight differences from the actual products, and the actual products shall prevail in all cases.

Detailed Specifications

Dimensions:150mm x 85mm x 140mm (W x H x D)
Input Voltage:100-240 VAC
Input Current:10-5A
Input Frequency Range:50-60Hz
PFC:Active PFC (>.99)
Power Good Signal:100-150 ms
Hold Up Time:>10ms
Efficiency:> 87% (92% max)
MTBF:> 100,000 Hours
Protection:OVP / UVP/ SIP / OCP/ OLP/ OPP/ SCP/OTP
Power:550W
Operation Temperature:0-40C
Safety:CE / FCC / CB/TUV/cTUVus
Cooling:120mm Ultra Silent Fan
Noise:<25dBa
80 Plus Certified:Yes - 80 Plus Gold