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SilverStone Element (SST-ST85EF) 850 Watt (850W, 850Watt) Power Supply - High Efficiency, Support Dual PCI-E 8pin and Quad PCI-E 6pin connectors

[ View all SilverStone products we carry ]
Sale Price: $117.99
Shipping:usually same day shipping
Warranty:1 Year

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SilverStone (SST-ST85EF) 850 Watt Power Supply - High Efficiency, Support Dual PCI-E 8pin and Quad PCI-E 6pin connectors

SilverStone ELEMENT series power supply is the synonym of saving electricity and cost. ELEMENT series ST85EF can deliver exceptionally high efficiency with greater than 82% within 20% to 100% loading and its 850W continuous output has dual +12V rails with 65A combined output, moreover, its quad PCI-E 6 pin and dual PCI-E 8 pin connectors can support up to the needs of highest graphic cards on the market. For enthusiasts, the compact size (160mm) of ST85EF is another advantage for easy integration for any sizes of chassis and it is ready to deliver in any high powered environment for serious work or play.


SilverStone (SST-ST85EF) 850 Watt Power Supply - High Efficiency, Support Dual PCI-E 8pin and Quad PCI-E 6pin connectors

  1. 850W continuous power output
  2. Class-leading Dual +12V rail(s) with 65A
  3. High efficiency with 82%~85% at 20% - 100% loading
  4. Support Dual PCI-E 8pin and Quad PCI-E 6pin connectors
  5. Silent running 135mm Fan with 19dBA
  6. Support ATX 12V 2.3 & EPS 12V

SilverStone (SST-ST85EF) 850 Watt Power Supply - High Efficiency, Support Dual PCI-E 8pin and Quad PCI-E 6pin connectors

Model No.
 Max. DC Output
Load Range
3.3V +5V +12V1 +12V2 +5VSB -12V
25A 30A 30A 35A 3.0A 0.8A
  Peak (Amps)
/ / / / / /
1.0A 1.0A 1.0A 1.0A 0.1A 0A
  Range (%)
±5 % ±5 % ±5 % ±5 % ±5 % ±10 %
  Line Reg.(%)
±1 % ±1 % ±1 % ±1 % ±1 % ±1 %
50mV 50mV 120mV 120mV 50mV 120mV
 combined +3.3, +5V
 combined +12V
 Input Voltage
 Input Frequency Range
  50Hz ~ 60Hz
  Active PFC(PF>0.95 at Full Load)
  82%~85% at 20%~100% loading
  100,000 hours at 25℃(at Full Load)
 Operating temperature
  5°C ~ 50°C
  Over Current Protection
Over Power Protection
Over Voltage Protection
Short Circuit Protection
No Load Protection
  1 x 24 / 20-Pin Motherboard connector (550mm)
1 x 8 / 4-Pin EPS / ATX 12V connector (550mm)
2 x 6-Pin PCIE connector (550mm)
2 x 8/6-Pin PCIE connector (550mm / 150mm)
6 x SATA connector (500mm / 250mm / 250mm)
6 x 4-Pin Peripheral connector (500mm / 250mm / 250mm)
2 x 4-Pin Floppy connector (500mm / 250mm / 250mm / 150mm)
  Black (Lead-Free Paint)
 Cooling System
  Silent 135mm fan
 Noise Level
  19dBA – 35dBA
  150 mm (W) x 86 mm (H) x 160 mm (D)
  2.6 kg


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(626) 249-0051