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Silverstone FX500‑G 500 W Flex‑ATX 80 PLUS Gold Power Supply – SST‑FX500‑G
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Silverstone FX500‑G 500 W Flex‑ATX 80 PLUS Gold Power Supply – SST‑FX500‑G
Price: US $135.99

The SilverStone FX500‑G (model SST‑FX500‑G) is a 500 W Flex‑ATX power supply built for small‑form‑factor (SFF) and 1U rackmount systems. It delivers up to 500 W continuous power at 40 °C operating temperature and features a single high‑current +12 V rail for reliable CPU and GPU delivery. Certified 80 PLUS Gold, it achieves 87 %–90 % efficiency across the load range, reducing waste heat and power costs. Key specifications include:

  • 80 PLUS Gold efficiency and Japanese primary capacitors
  • 500 W continuous output, 500 W combined +12 V rail, 90 W combined +3.3 V + 5 V
  • One 40 mm silent fan with 20 dBA minimum noise level
  • Active PFC, ±3 % voltage regulation, low ripple (≤ 120 mV p‑p on +12 V)
  • Semi‑modular design with soft, flexible cables; PCIe 8‑pin and 6‑pin connectors for GPUs
  • Flex‑ATX form factor 0.96 kg weight

These features make the FX500‑G ideal for compact workstations, embedded servers, or high‑performance mini‑ITX builds that require a high‑efficiency, space‑saving PSU



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