Essential 550W 80 Plus Gold, Semi-Modular, Flat Cable (5 Year Warranty)
Product No.
SST-ET550-HG
Color
Black（Lead-Free Paint）
Max. DC Output
550W
Power density
267W per liter
Load Range
Output +3.3V +5V +12V +5VSB -12V
Max.(Amps) 20A 20A 45A 2.5A 0.3A
Peak (Amps) / / / 3.0A /
Min.(Amps) 0A 0A 0A 0A 0A
Range (%) ±5% ±5% ±5% ±5% ±10%
Line Reg.(%) ±1% ±1% ±1% ±1% ±1%
Ripple(mVp-p) 50mV 50mV 120mV 50mV 120mV
Combined +3.3V & +5V
110W
Combined +12V
540W
Input Voltage
90 ~ 264 Vrms
Input Frequency Range
47Hz ~ 63Hz
PFC
Active PFC（PF>0.9 at full load）
Efficiency
87% ~ 90% at 20% ~ 100% loading
MTBF
100,000 hours
Operating temperature
0°C ~ 40°C
Protection
Over current protection
Over power protection
Over voltage protection
Short circuit protection
Connectors
V1.1
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)
8 x SATA connector (“500mm / 150mm / 150mm” x 2)
3 x 4-Pin Peripheral connector (500mm / 150mm / 150mm)
1 x 4-Pin Floppy connector (500mm / 150mm / 150mm / 150mm)
V1.2
1 x 24 / 20-Pin motherboard connector (500mm)
*1 x 8-Pin EPS and 1 x 4-Pin + 4-Pin ATX 12V connector (750mm / 150mm)
2 x 8 / 6-Pin PCIe connector (500mm / 150mm)
8 x SATA connector (“500mm / 150mm / 150mm / 150mm” x 2)
3 x 4-Pin Peripheral connector (500mm / 150mm / 150mm)
1 x 4-Pin Floppy connector (500mm / 150mm / 150mm / 150mm)
Cooling System
Single 140mm silent fan
Noise Level
18dBA minimum
Certification
80 PLUS Gold
Form factor
ATX
Dimension
150 mm (W) x 86 mm (H) x 160 mm (D)
Weight
1.93 Kg
Other
GPU Support list
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