EVGA
EVGA 220-G3-0550-Y1 SuperNOVA 550 G3 80+ Gold PSU
★★★★★
80 plus Gold
Efficient and Reliable Power for Your System The EVGA SuperNOVA 550 G3 is a high-quality power supply designed for efficiency and reliability. Featuring 80 PLUS Gold certification, fully modular design, and a quiet HDB fan, this power supply delivers clean, continuous power to your components. Sp...
$149.99*
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Efficient and Reliable Power for Your System
The EVGA SuperNOVA 550 G3 is a high-quality power supply designed for efficiency and reliability. Featuring 80 PLUS Gold certification, fully modular design, and a quiet HDB fan, this power supply delivers clean, continuous power to your components.
Specifications
- Brand: EVGA
- Model: 220-G3-0550-Y1
- Wattage: 550W
- Certification: 80 PLUS Gold
- Modularity: Fully Modular
- Fan: HDB Fan with ECO Mode
- Warranty: 7 Year
- Size: Compact 150mm
Key Features
EVGA 550 G3 - "The Next Generation in Power"
80 plus Gold certified, with 90% (115VAC) / 92% (220VAC0-40VAC) efficiency or higher under typical loads
Fan size/ Bearing: 130 millimeter Hydraulic Dynamic Bearing for ultra-quiet perfromace
Heavy-duty protections, including OVP, UVP, OCP, OPP, and SCP
7 year ; MTBF: 100, 000 hours. Operating temperature: 0° to 50° C
Specifications
Model
SuperNOVA 550 G3
Wattage
550W
Efficiency Certification
80 Plus Gold
Efficiency Rating (115VAC)
90%
Efficiency Rating (220VAC-40VAC)
92%
Fan Size
130 millimeter
Fan Bearing Type
Hydraulic Dynamic Bearing
Protections
OVP, UVP, OCP, OPP, SCP
Warranty
7 year
MTBF
100,000 hours
Operating Temperature
0° to 50° C
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Check on Amazon →Pros & Cons
👍 Pros
- Achieves 80 Plus Gold certification, ensuring high energy efficiency with up to 92% efficiency under typical loads.
- Features a 130mm Hydraulic Dynamic Bearing fan, providing ultra-quiet performance for a more pleasant system environment.
- Equipped with heavy-duty protections including OVP, UVP, OCP, OPP, and SCP, safeguarding components from electrical issues.
- Offers a substantial 7-year warranty, reflecting confidence in its durability and long-term reliability.
- Boasts a Mean Time Between Failure (MTBF) of 100,000 hours, indicating a long operational lifespan.
👎 Cons
- The operating temperature range is limited to 0° to 50° C, which may be a consideration for extreme environment setups.
- While 550W is suitable for many builds, it might not provide enough power for high-end gaming or workstation systems with multiple GPUs.
- The warranty period, though generous at 7 years, is not lifetime and will eventually expire.
- Specific modularity details (fully, semi, or non-modular) are not provided, which affects cable management flexibility.
- The "G3" series is an older generation, potentially lacking some of the latest power supply features or efficiencies found in newer models.
Frequently Asked Questions
What is the efficiency rating of this power supply?
The EVGA SuperNOVA 550 G3 is 80 Plus Gold certified, with 90% (115VAC) / 92% (220VAC-40VAC) efficiency or higher under typical loads.
What kind of fan does this power supply use?
It uses a 130 millimeter Hydraulic Dynamic Bearing fan for ultra-quiet performance.
What safety protections are included with this power supply?
This power supply includes heavy-duty protections such as OVP, UVP, OCP, OPP, and SCP to safeguard your system.
What is the warranty period for the EVGA 550 G3?
The EVGA 550 G3 comes with a 7-year warranty.
What is the expected lifespan of this power supply?
This power supply has a Mean Time Between Failure (MTBF) of 100,000 hours, indicating a long operational lifespan.
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