SEASONIC Pfc Pin Atx Modular Power Supply SSP-550RT F3 550W

( Brand: Seasonic ), ( Manufacturer Part Number: SSP550RT ), ( Model: SSP-550RT F3 ), ( Part Type: Supply ), ( Motherboard Connection: 24 Pin Atx ), ( Maximum Power: 550 W ), ( 80 Plus Rating: Gold ), ( Color: Silver )

Review SEASONIC Active Pfc F3 550w Pin Atx Full modular Power Supply

The Seasonic SSP-550RT (SSP-550RT PFC F3 550W 24pin ATX Full-Modular Power Supply) is a high-performance and reliable power supply unit (PSU) designed for modern PC systems. This unit delivers a maximum power output of 550 watts and boasts an impressive 80 Gold certification, ensuring efficient power delivery and minimal heat generation.

This full-modular design allows users to connect only the cables they need, reducing clutter and improving airflow within the PC case. The 24-pin ATX connector, along with an array of modular cables for different components, enables flexible cable management and easy upgrades.

Seasonic's PFC (Power Factor Correction) technology ensures a constant power delivery to the system, even under varying loads. The F3 efficiency level guarantees that at least 90% of the input power is converted to output power under typical load conditions, reducing energy waste and ensuring a greener computing experience.

The SSP-550RT features a quiet 120mm double ball-bearing fan, designed for efficient cooling and long-lasting performance. The fan starts at a low speed under normal operating conditions, minimizing noise and maintaining a cool, quiet operating environment.

This power supply is built with high-quality Japanese capacitors, ensuring stable voltage output, excellent ripple control, and extended lifespan. Additionally, it is protected against various power-related issues such as over voltage, under voltage, over current, short circuit, and over temperature, ensuring the safety of your components.

The SSP-550RT is an excellent choice for PC enthusiasts and professionals seeking a high-performance, reliable, and efficient power supply for their systems. With its full-modular design, quiet operation, and robust protections, this power supply is a solid investment for those who demand the best from their PC components.

The Seasonic SSP-550RT (SFP-550RT PFC F3 550W 24pin ATX Full-Modular Power Supply) is a high-performance power supply unit (PSU) designed for modern computer systems. Here are some pros and cons based on its key features and specifications:

1. High Efficiency: With an 80 Plus Gold certification, the power supply converts up to 90% of the input energy into output power, thus reducing energy waste and improving system performance.

2. Full Modular Design: The power supply features a fully modular design, meaning that each cable is detachable. This allows for easy customization and cable management.

3. Quiet Operation: The power supply uses a Fanless Silent Fan Control (SFC) feature that automatically adjusts fan speed based on the power load, ensuring quiet operation under normal usage conditions.

4. High-Quality Components: Seasonic uses premium Japanese capacitors, ensuring long-term reliability and stability.

5. Overvoltage Protection: The power supply includes overvoltage protection to safeguard components from potential damage due to voltage surges.

6. Active PFC: The power supply features Active Power Factor Correction (PFC), which improves power delivery efficiency and reduces power loss.

1. Size: The power supply is a bit larger than some other 550W units, which may require more clearance in smaller cases.

2. Price: Compared to some other power supplies in its class, the Seasonic SSP-550RT may be more expensive.

3. Limited Connectivity: While the power supply offers a wide range of connectors, it may not be sufficient for some high-end systems that require additional peripheral power connections.

In conclusion, the Seasonic SSP-550RT is a high-quality, high-performance power supply that delivers reliable, efficient power to modern computer systems. Its full modular design, quiet operation, and high-quality components make it an excellent choice for enthusiasts and power users who demand the best. However, its larger size and higher price may be a consideration for some users. If you are looking for a high-performance, reliable, and efficient power supply, the Seasonic SSP-550RT is an excellent choice.

Details:

Exact item pictured, if you don't see it in the picture isn't included. This part was pulled from a working computer that split into parts, it has been tested and is in excellent condition with no known issues. Warranty: A 30 day DOA warranty is included.

part #: ssp550rt prices

• $29.98-$183.99

specifications powsuppy:

• brand: Seasonic
• mpn: Ssp550rt
• model: Ssp-550rt F3
• part type: Supply
• motherboard connection: 24 Pin Atx
• maximum power: 550 W
• 80 plus rating: Gold
• color: Silver

general powsuppy:

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

seller powsuppy:

• city: Bowie, Maryland
• # reviews: 7504
• rating: 99.6%

payments powsuppy:

• credit card: Visa
• wallet: Google-pay
• other

offer powsuppy:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: January 14, 2026
• quantity: 1
• best offers: True

shipping powsuppy:

• service: Economy
• class: Economy
• type: Fixed
• cost: $12.50
• transit: 3-8 Days

returns powsuppy:

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

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