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EVGA SuperNOVA 550 GA, 80 Plus Gold 550W, Fully Modular, Eco Mode, 10 Year Warranty, Includes Power ON Self Tester, Compact 150mm Size, Power Supply 220-GA-0550-X1

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In stock.
Ships from United States.
  • 850W
  • 750W
  • 650W
  • 550W
  • 1
  • 1 x 135 mm
  • ATX12V
  • Full Modular
  • 80 PLUS GOLD Certified
  • 100 - 240 V 50/60 Hz
  • +3.3V@20A, +5V@20A, +12V@45.8A, -12V@0.3A, +5VSB@3A
EVGA SuperNOVA GA Series power supply

Equip your high-performance PC with EVGA's SuperNOVA GA Series power supply. Built with top-notch components and rated at 80 PLUS Gold, it delivers outstanding reliability and efficiency. The full modular design lets you easily build a PC with well-ventilated, neat interior. And when ECO mode is activated, you can expect incredibly quiet operation during low to medium loads. Choose from multiple power options to cover your specific needs.

80 Plus Gold Rated

80 Plus Gold Rated

80 Plus Gold certification ensures your power supply isn't wasting power or producing excessive heat. Under typical load, the SuperNOVA GA Series is 90% efficient or higher.

Full Modular Design

Full Modular Design

This allows you to use only the cables you need to reduce cable clutter and improve airflow inside the case.

100% Japanese Capacitors

100% Japanese Capacitors

Get the best reliability and greatest performance with the use of high-quality Japanese capacitors.

LLC Resonant Circuit Layout

LLC Resonant Circuit Layout

The SuperNOVA GA Series power supply features a full DC to DC design with an LLC resonant circuit to improve efficiency.

ECO Mode

ECO Mode

Turn on the ECO mode and the power supply will be completely silent during low to medium loads. Couple this with a durable double-ball bearing fan and you have the perfect mix of silence and longevity.

Made to Protect

The SuperNOVA GA Series also includes a full suite of protections (OCP, OVP, UVP, OPP, SCP, and OTP) for safety and is also covered by EVGA's industry-leading customer support.


All pictures used are for demonstration only. Actual product may differ by model.

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 3 years
  • Limited Warranty period (labor): 2 years
  • Read full details

Return Policies

  • Return for refund within: 30 days
  • Return for replacement within: 30 days
  • This item is covered by yongrui Return Policy