ST55F-PB
  • High efficiency with 80 PLUS Bronze certification
  • 24/7 continuous power output with 40℃ operating temperature
  • 100% modular cables with flexible flat arrays
  • Class-leading single +12V rail
  • Strict ±3% voltage regulation and low ripple & noise
  • Silent running 120mm fan with 18dBA
  • PCIe 8/6pin connectors support
VERSION

 

Designed for 80 PLUS Bronze level of efficiency to reduce wasted heat and save on electricity.
 
100% moudlar cable design for use with short cable kit such as SilverStone’s PP05-E or for easy removal in a case with cable routed and tied down.
Flexible flat array cables have much greater flexibility to allow for tighter folding and management of cables.
 
140mm depth for easy integration into nearly any PC.
Powerful single +12V rail design, perfect for future high-end component upgrades or overclocking.
 
±3% regulation and low ripple & noise performance for high stability.
Built-in 120mm fan has excellent airflow and low noise, perfect for quiet home or office use.
   
Product Specifications
Product No.
SST-ST55F-PB
Color
Black(Lead-Free Paint)
Max. DC Output
550W
Power density
305W per liter
Load Range
Output+3.3V+5V+12V+5VSB-12V
Max.(Amps)18A18A42.5A2.5A0.3A
Peak (Amps)/////
Min.(Amps)0A0.2A0.1A0A0A
Range (%)±3%±3%±3%±5%±10%
Line Reg.(%)±1%±1%±1%±1%±1%
Ripple(mVp-p)50mV50mV80mV50mV100mV
Combined +3.3V & +5V
100W
Combined +12V
510W
Input Voltage
103 ~ 264 Vrms
Input Frequency Range
47Hz~63Hz
PFC
Active PFC(PF>0.9 at full load)
Efficiency
82%~85% at 20% ~ 100% loading
MTBF
100,000 hours
Operating temperature
0°C ~ 40°C
Protection
Over power protection

Over current protection

Over voltage protection

Over temperature protection

Under voltage protection

Short circuit protection
Connectors
1 x 24 / 20-Pin motherboard connector(600mm)

1 x 8 / 4-Pin EPS / ATX 12V connector(750mm)

2 x 8/6-P in PCIe connector(550mm / 150mm)

8 x SATA connector("600mm / 150mm / 150mm / 150mm" x 2)

3 x 4-Pin peripheral connector (600mm / 150mm / 150mm)

1 x 4-Pin floppy connector(150mm)
Cooling System
Single 120mm silent fan
Noise Level
18 dBA minimum
Certification
80 PLUS Bronze
Form factor
ATX
Dimension
150 mm (W) x 86 mm (H) x 140 mm (D)
Weight
1.45 kg
Other
GPU Support list
Compatible with ATX12V v2.4
● Specifications presented on this page contains most recent revisions and may differ from those printed on retail boxes or manuals.
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