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SilverStone Essential Series SST-ET550-HG 550 W ATX12V 80 PLUS GOLD Certified Semi-Modular Active PFC Power Supply
- ATX12V
- Semi-Modular
- 80 PLUS GOLD Certified
- 100 - 240 V 47 - 63 Hz
- +3.3V@20A, +5V@20A, +12V@45A, -12V@0.3A, +5VSB@2.5A
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Learn more about the Silverstone SST-ET550-HG
| Brand | SilverStone |
|---|---|
| Series | Essential Series |
| Model | SST-ET550-HG |
| Type | ATX12V |
|---|---|
| Maximum Power | 550 W |
| Fans | Single 140mm silent fan |
| PFC | Active |
| Main Connector | 20+4Pin |
| +12V Rails | Single |
| PCI-Express Connector | 2 x 6+2-Pin |
| SATA Power Connector | 9 |
| Max PSU Length | 160 mm |
| Modular | Semi-Modular |
| Efficiency | 87% ~ 90% at 20% ~ 100% loading |
| Energy-Efficient | 80 PLUS GOLD Certified |
| Over Voltage Protection | Yes |
| Input Voltage | 100 - 240 V |
| Input Frequency Range | 47 - 63 Hz |
| Input Current | 8A |
| Output | +3.3V@20A, +5V@20A, +12V@45A, -12V@0.3A, +5VSB@2.5A |
| MTBF | 100,000 hours |
| Connectors | 1 x 24 / 20-Pin motherboard connector (500mm) 1 x 8 / 4-Pin EPS / ATX 12V connector (750mm) 2 x 8 / 6-Pin PCIe connector ("500mm / 150mm" x 2) 9 x SATA connector ("500mm / 150mm / 150mm" x 3) 3 x 4-Pin Peripheral connector (500mm / 150mm / 150mm) 1 x 4-Pin Floppy connector (500mm / 150mm / 150mm / 150mm) |
| Features | High efficiency with 80 PLUS Gold certification Semi-modular cables facilitate cable management 24/7 continuous power output with 40 degree C operating temperature Class-leading single +12V rail Silent running 140mm fan with 18 dBA PCIe 8pin and PCIe 6pin connectors support All-black flat cables design |
|---|
| Dimensions | 5.91" x 3.39" x 6.30" |
|---|---|
| Weight | 4.25 lbs. |
| First Listed on Newegg | December 15, 2025 |
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
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