SilverStone SFX 550W Power Supply 80 PLUS Gold (SX550)

Key Specifications
  • 550W / 80 PLUS Gold

  • SFX Form Factor

  • non-modular

SKU:#030556 Warranty3 years by SilverStone Product No.:SST-SX550 Short link: See specifications from the manufacturer

Supports standard SFX form factor
550W continuous power output at 50℃ operating temperature rated for 24/7 operation
High efficiency with 80 PLUS Gold certification
Class-leading single +12V rail with 45A
Silent running 80mm fan with 18dBA minimum
Support dual PCI-E 8/6 pin connectors
Active PFC

As the standards bearer of SFX PSUs, SilverStone’s continuous breakthrough in power supply miniaturization and power density has resulted in SX550, a standard sized SFX model with high performance but surprisingly affordable price. It has 80 PLUS Gold level of efficiency, 50℃ temperature rating, and reliability of a continuous 550W output for 24/7 operation. Furthermore, the SX550 has a flexible single +12V rail with 45A to support dual 8pin/6pin PCI-E connectors for multi-GPU systems. Equipped with automatic temperature control, its 80mm fan can remain silent during idle and provide adequate cooling during high loading conditions. For SFF enthusiasts looking for the best bang for their bucks, the SX550 is an excellent choice.

Designed for 80 PLUS Gold level of efficiency to reduce wasted heat and save on electricity.

Built-in 80mm fan has excellent airflow and low noise, perfect for quiet home or office use.


3 years by SilverStone