SX550

￭ Supports standard SFX form factor

￭ 550W continuous power output at 50℃ operating temperature rated for 24/7 operation

￭ High efficiency with 80 PLUS Gold certification

￭ Class-leading single +12V rail with 45A

￭ Silent running 80mm fan with 18dBA minimum

￭ Support dual PCI-E 8/6 pin connectors

￭ Active PFC

     
Remark

 
Designed for 80 PLUS Gold level of efficiency to reduce wasted heat and save on electricity.   Built-in 80mm fan has excellent airflow and low noise, perfect for quiet home or office use.

1 x 24 / 20-Pin motherboard connector

1 x 24 / 20-Pin motherboard connector

1 x 8 / 4-Pin EPS / ATX 12V connector

1 x 8 / 4-Pin EPS / ATX 12V connector

2 x 8 / 6-Pin PCIE connector

2 x 8 / 6-Pin PCIE connector

3 x SATA connector

3 x SATA connector

2 x 4-Pin Peripheral connector

2 x 4-Pin Peripheral connector

1 x 4-Pin Floppy connector

1 x 4-Pin Floppy connector

 

SPECIFICATIONS

Model No.
SST-SX550
Max. DC Output
550W
Power density
693W per liter
Load Range
 
 +3.3V +5V +12V +5VSB -12V
Max.(Amps)
 21A 22A 45A 2.5A 0.3A
Peak (Amps)
 / / / 3A /
Min.(Amps)
 0A 0A 0.1A 0A 0A
Range (%)
 ±3% ±3% ±3% ±5% ±10%
Line Reg.(%)
 ±1% ±1% ±1% ±1% ±1%
Ripple(mVp-p)
 50mV 50mV 120mV 50mV 120mV
Color
Black（Lead-Free Paint）
Combined +3.3V & +5V
120W
Combined +12V
540W
Input Voltage
90V ~ 264V
Input Frequency Range
47Hz ~ 63Hz
PFC
Active PFC（PF>0.9 at full load）
Efficiency
87% ~ 90% at 10% ~ 100% loading
MTBF
100,000 hours
Operating temperature
0°C ~ 50°C
Protection
Over current protection
Over power protection
Over voltage protection
Short circuit protection
Over temperature protection
Connectors
1 x 24 / 20-Pin motherboard connector（300mm）
1 x 8 / 4-Pin EPS / ATX 12V connector（400mm）
2 x 8 / 6-Pin PCIE connector（"400mm / 150mm" x 2）
3 x SATA connector（300mm / 200mm / 100mm）
2 x 4-Pin Peripheral connector（300mm / 200mm）
1 x 4-Pin Floppy connector（300mm / 200mm / 200mm）
Cooling System
Single 80mm silent fan
Form factor
SFX
Noise Level
18dBA minimum
Dimension
125 mm (W) x 63.5 mm (H) x 100 mm (D)
4.92" (W) x 2.5" (H) x 3.94" (D)
Weight
1.1 Kg
Certification
80 PLUS Gold
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.


Dimensions and cable pinout diagram

PICTURES

Top view Bottom view Side view Side view Rear view Retail box
 




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Describe Ver Size Download
SX550 High resolution photos 3,662 KB
SX550 manual v1.0 143 KB
SX550 eDM (sx550_edm_en.pdf)   152 KB
Multilanguage installation manual V1.0 8485KB
Warranty Information     View

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