Pros
- Outstanding value for reliable mid-range PC power
- Exceptionally quiet fan performance
- Flat cables make management straightforward
- Clean, stable power delivery in real builds
- Handles modern CPUs and GPUs without issues
Cons
- Non-modular design requires cable tucking
- Some cables feel short in larger cases
- Limited wattage for ultra high-end systems
The SilverStone ET550-B is a 550W 80 PLUS Bronze ATX power supply tailored for budget PC enthusiasts building mid-range systems. It powers setups with Ryzen 5 processors and GPUs like GTX 1660 Super or Vega 56, offering tremendous value without compromising essentials.
Key strengths shine in its single +12V rail providing 42A for stable GPU performance, dual 6+2-pin PCIe connectors, and a 120mm fan that runs quietly at 18 dBA even under load. Flat black cables facilitate clean builds, as noted by users who praise easy tucking behind trays and low noise in daily use.
Build quality impresses with Japanese primary capacitors and 24/7 operation at 40°C, ensuring durability. Reviewers highlight clean power delivery across multiple builds, with no failures reported in demanding scenarios.
Drawbacks include the fixed non-modular cables, which can clutter smaller spaces if unused, and occasionally short lengths for big cases. It suits systems within 550W limits best.
In verdict, the ET550-B stands out for delivering pro-level reliability at entry pricing, making it a smart pick for cost-effective, quiet PC power.
Main Specs:
- Wattage: 550W
- 80 PLUS Certification: Bronze
- Rails: Single +12V (42A), +3.3V (18A), +5V (16A)
- Fan: 120mm, temperature controlled
- Cables: All-black flat, fixed (non-modular)
- Connectors: ATX, PCIe 6+2-pin (2), standard motherboard
- Dimensions: 5.91 x 5.51 x 3.39 inches
- Operating Temp: Up to 40°C continuous
- Warranty: 1 Year
