SilverStone Technology 550 Watt 80 Plus Bronze ATX PSU with Flat Black Cables ET550-B Power Supply, SST-ET550-B
SIMILAR1000W Power Supply Full Voltage 100-240V Active PFC Gaming PSU Computer Power Supplies Non-Modular 80 Plus Gold for D... $66.99ATX-PM850W PCIe 5.0 ATX 3.0 Ready Premier 850W 80+ Gold Certified, Active PFC ATX Semi-Modular Gaming Power Supply, 3... $66.99Pure Power 12 650W PSU | 80 Plus Gold | ATX 3.1 | PCIe 5.1 GPU Support Power Supply | Silent 120mm Fan | High Perform... $69.90All Power Supplies →PSU Wattage Calculator →
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💡 How to pick a power supply
What to look for:
- Wattage exceeds total system draw by 20-30% headroom
- 80+ Gold or higher for efficiency
- Modular cables reduce clutter in your case
💰 Mid-range builds: 650-750W. High-end with RTX 4080+: 850W-1000W+
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SORTVIEWProductWattsRatingModularColorValuePrice

SilverStone★★★★★4.6
550W
Bronze
Non
Black
—
$67.99
3 stores
Specifications
asinB071HHSY2M
reviews159
UPC844761014513
Model #SST-ET550-B
Watts550W
RatingBronze
ColorBlack
value40
Form FactorATX
ModularNon
ATX 3.0No
Fan Size120mm
RGBNo
Fans1
Customer Reviews★★★★★4.6 · 5 reviews
★★★★★Excellent budget power supply
Alberto Garcia · 2020-12-20 · via amazon
★★★★★Great supply for the money
Sickone · 2021-01-29 · via amazon
★★★★★Quality for the price
Joshua W. · 2020-06-29 · via amazon
★★★★★Buena fuente y potencia
Joaquin Cano · 2024-06-17 · via amazon
★★★★★can't really review
Darais · 2024-06-28 · via amazon
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Best Buy
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$69.49
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