MSI MAG A550BN, Non-Modular Compact 550W Power Supply, 80+ Bronze, Low-Noise Fan, Active PFC Design, 5 Year Warranty
SIMILARLian Li RB 550W Power Supply, 80 Plus Bronze, ATX 3.1, PCIe 5.1 Ready, 135mm Low-Noise Fan, Built-in Cable Management, 5-Year Warranty, Non-Modular - Black (RB550B) $51.85Power Supply 750W 80+ Bronze Certified PSU, Semi Modular, ATX Power Supply (ARESGAME $52.99ASRock PRO-750B Power Supply - 750W 80 Plus Bronze Certified, ATX 3.1 Ready, PCIe 5.1 Compatible (450W), 120mm Fan, Full Protection Circuit, 3-Year Warranty $50.99All 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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MSI★★★★★4.7🔥 DEAL -$6
550W
80+ Bronze
None
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$57.99
$52.12
2 stores
Specifications
Watts550W
Rating80+ Bronze
ModularNone
Model #MAG A550BN
UPC00824142258392
Customer Reviews★★★★★5.0 · 5 reviews
★★★★★Decent quality at a great price.
Amazon Customer · 2026-02-17 · via amazon
★★★★★Thing works better than expected
K Jackson · 2026-03-02 · via amazon
★★★★★Great PSU!
César Torres · 2026-02-02 · via amazon
★★★★★Good entry-level PSU
Andrew Stone · 2026-02-07 · via amazon
★★★★★Great PSU!
Brandon Burmeister · 2026-02-07 · via amazon
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