Gemini Series     ST55GF



■ 550W + 550W PS/2 redundant power supply

■ Hot swappable

■ Industry-leading reliability

■ Durable zinc-plated surface

■ Convenient pull-out handle bars

   
         For users with mission-critical systems or file servers, nothing is more important than a power supply with always up reliability and redundancy. With the pervious venerable Gemini ST46GF model as the starting point, SilverStone ST55GF improves every aspect of the former from specification to user impression. By combining proven industrial grade components and a focus on performance, the amazing dual 550W independent power packs stowed inside a PS/2 frame enable the possibility to enjoy the bullet-proof security of a 24/7 server in just about any case and any system!

  



Model No.
SST-ST55GF
Max. DC Output
550W + 550W
Power density
216W per liter
Load Range
 
+3.3V +5V +12V1 -12V +5VSB
Max.(Amps)
24A 30A 41A 1A 2A
Min.(Amps)
1A 1A 2A 0A 0.1A
Range (%)
±5% ±5% ±5% ±5% ±5%
Line Reg.(%)
±1% ±1% ±1% ±1% ±1%
Ripple(mVp-p)
50mV 50mV 120mV 120mV 50mV
Color
Silver
combined +3.3, +5V
180W
combined +12V
456W
Input Voltage
90V~264V
Input Frequency Range
47Hz ~ 63Hz
PFC
Active PFC.(PF>0.98 at Full Load)
Efficiency
68%.(Typical Loading)
MTBF
100,000 hours at 25℃.(at Full Load)
Operating temperature
0°C ~ 40°C
Protection
Over Current Protection.
Over Power Protection.
Over Voltage Protection.
Short Circuit Protection.
Connectors
1 x 24-Pin Motherboard connector.(500mm)
1 x 8-Pin EPS12V connector.(500mm)
1 x 4-Pin ATX 12V connector.(500mm)
2 x Dual 4-Pin IDE & connectors.(500mm + 150mm)
2 x Dual 4-Pin IDE & 2 × Floppy Power connectors.(500mm + 150mm + 150mm)
2 x Dual SATA connector.(500mm / 150mm)
1 x 6-Pin PCIE connector.(550mm / 150mm)
Cooling System
Dual 40 mm Fan x 2
Noise Level
50 dBA
Dimension
150 mm (W) x 85 mm (H) x 200 mm (D)
Weight
4.75 kg
Form factor
Other
GPU Support list
Compatible with ATX12V v2.4

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Describe
Ver
Size
Download
ST55GF Manual
 v1.0 
175 KB
     
Cable definition
 v1.0 
173 KB
     
ST55GF High resolution photos
  
8,374 KB
     


ST55GF eDM (EN-ST55GF-72dpi.jpg)
 
96 KB
Multilanguage installation manual
V1.0
8485KB