Thermalright TB-550S 550W - PSU, 80 Plus Bronze

The Thermalright TB-550S is a power supply unit designed to deliver 550 watts of continuous power for desktop systems. It is 80 PLUS Bronze certified, indicating a typical efficiency of up to 83% under load, which reduces wasted heat and energy consumption. The unit incorporates Active Power Factor Correction (PFC) to ensure stable and consistent power delivery to all system components. Its non-modular design features fixed cables, providing a direct connection that is suitable for straightforward builds where cable management is less complex.

This PSU conforms to the standard ATX form factor, ensuring physical compatibility with a wide range of computer cases. A single 120mm fan manages cooling, operating at speeds between 900 and 1200 RPM to dissipate heat effectively during use. The unit has a Mean Time Between Failures (MTBF) rating of over 100,000 hours, a metric that reflects its design for long-term operational reliability. The black chassis measures 150 mm in depth, 140 mm in width, and 86 mm in height.

• 550W total power output
• 80 PLUS Bronze efficiency certification
• Standard ATX form factor
• Non-modular fixed cable design
• Features two 6+2 pin PCIe connectors
• Includes five SATA power connectors
• Cooled by a single 120mm fan
• Dimensions of 150 x 140 x 86 mm