Aywun Silver Series A1-550S Power Supply Review

Actual Specifications and Conclusions

Real Wattage 500W
OEM Unknown – possibly Solytech
PFC Active
Price $59 AUD
ATX Connector type 20+4 pin
CPU Connector ATX/EPS12V (4+4Pin)
PCIe Connectors 1× 6 pin
Molex (Peripheral) Connectors 4
FDD Power connectors 1
SATA Power connectors 5

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Pros

  • Great voltage regulation
  • Quiet

Cons

  • Poor Ripple suppression (−2)
  • Low quality capacitors… (−2)
  • …touching 5vsb rectifier heat sink tab (−1)
  • Not enough PCIe connectors (−0.5)

Final comments: Although this power supply can deliver its rating without exploding, it still has some serious problems. Between the poor ripple suppression and questionable component selection, we would be inclined to give this one a miss.

Score: 4.5/10

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