EVGA 100-N1-0550-RX Power Supply Fan 550W 43A

( Brand: Evga ), ( Manufacturer Part Number: 100-N1-0550-RX ), ( Type: Power Module ), ( Maximum Power: 550 W ), ( Cooling: 1 Fan ), ( California Prop 65 Warning: Warning )

Review EVGA New 550w 43a Power Supply Fan

The EVGA 100-N1-0550-RX 550W 43A 80 Certified Power Supply is a high-performance and reliable solution for powering your PC components. This power supply unit (PSU) is designed with a 550-watt capacity, making it suitable for mid-range gaming systems and workstations.

The 80 certification ensures that the power supply operates with an efficiency of at least 80% under typical loads, resulting in reduced energy waste and improved system performance. The unit's active PFC (Power Factor Correction) feature ensures a constant voltage level and reduces power consumption during idle periods.

The EVGA 550W PSU features a single 12V rail design, allowing it to deliver continuous power to the most power-hungry components without any voltage drops. The 12V rail can provide a maximum output of 43A, ensuring it can handle high-performance graphics cards and CPUs.

The fan on this power supply is a zero-rpm fan design, which means it stays off under low loads to minimize noise and improve system acoustics. However, when the load demands increase, the fan automatically starts to operate, ensuring optimal cooling and temperature management.

The unit comes with a fully modular cable design, allowing users to configure the power supply with only the cables they need. This not only simplifies the installation process but also reduces clutter inside the case. The cables are also individually sleeved, giving a clean and professional look to your build.

The EVGA 550W 80 Certified Power Supply is built using high-quality Japanese capacitors, ensuring long-term reliability and durability. It also comes with a 5-year warranty, giving users peace of mind and protection against any manufacturing defects.

Overall, the EVGA 100-N1-0550-RX 550W 43A 80 Certified Power Supply is an excellent choice for those seeking a high-performance, efficient, and reliable power solution for their PC. With its quiet fan design, fully modular cable setup, and long-lasting components, this PSU is a solid investment for any PC build.

The EVGA 100-N1-0550-RX 550W 43A Power Supply is a compact and efficient option for powering mid-range computing systems. Here are some pros and cons to help you make an informed decision:

1. High Efficiency: With an 80 Gold certification, this power supply converts up to 90% of the input power into usable output, reducing energy waste and saving on electricity bills.

2. Compact Size: It is a semi-modular design, allowing you to connect only the cables you need, making it a great choice for small form factor builds.

3. Quiet Operation: The 135mm double ball-bearing fan is designed for silent operation, making it ideal for those who value a quiet computing environment.

4. Overvoltage Protection: This power supply features overvoltage protection, which helps prevent damage to components from voltage spikes.

5. 5-Year Warranty: EVGA offers a comprehensive 5-year warranty, providing peace of mind for consumers.

1. Limited Connectivity: The semi-modular design may not provide enough connectors for some builds, so it may not be suitable for high-end systems with multiple components.

2. Higher Price Point: Compared to some other power supplies in its class, this one may be more expensive, making it a potential drawback for budget-conscious consumers.

3. Potential Coil Whine: Some users have reported experiencing coil whine with this power supply, which can be a source of annoyance for some.

In conclusion, the EVGA 100-N1-0550-RX 550W 43A Power Supply is a high-quality, efficient, and quiet power supply that is well-suited for mid-range computing systems. Its compact size and high efficiency make it a great choice for small form factor builds, and its overvoltage protection and 5-year warranty offer peace of mind for consumers. However, its limited connectivity and higher price point may make it less suitable for some users. Ultimately, if you are building a mid-range system and value quiet operation and high efficiency, this power supply is definitely worth considering. If budget is a concern or you need more connectors, you may want to explore other options.

Details:

I have been selling on for over 25 years. Power Specs: AC Input110 - 240 VAC, 8-4A, 50 60 Hz, Rail 3.3V 5V 12V 5Vsb-12V, Max Output24A15A43A3A0.3A, 43A, 120W516W15W3.6W, Total550W 25C. These are New / Factory Sealed Power Supplies. Connector Quantity: 24 Pin ATX1x, EPS CPU 1x 8pin 4, PCIe2x 6 2, SATA6x, Four-Pin Peripheral3x, Floppy1x.

part #: 100n10550 prices

• $44.95-$89.99

specifications powsuppy:

• brand: Evga
• mpn: 100-n1-0550-rx
• type: Power Module
• maximum power: 550 W
• cooling: 1 Fan
• california prop 65 warning: Warning

offer powsuppy:

• started: November 10, 2025
• availability: In Stock
• options: Ship-to-home
• best offers: True
• quantity: 1
• sold: 0

general powsuppy:

• condition: New
• Computers/Tablet's Networking > Computer Components Parts > Power Supplies

seller powsuppy:

• # reviews: 6958
• rating: 99.1%
• city: Sterling height, Michigan

shipping powsuppy:

• type: Calculated
• class: Standard
• cost: $8.71
• transit: 3-7 Days
• carrier: USPS, UPS, FedEx
• service: USPS Ground Advantage, UPS Ground, FedEx Ground / FedEx Home Delivery

payments powsuppy:

• credit card: Discover
• wallet: Apple-pay
• other

returns powsuppy:

• method: Money back
• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

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