Due to the COVID-19 crisis, some orders may be delayed in fulfillment and shipping. Our sales team is able to advise on product availability and hardware recommendations. We are working very hard to support our customers and ensure safe conditions for our staff. Read More about how we’re handling COVID-19 Here. Due to the COVID-19 crisis, some orders may be delayed in fulfillment. Our sales team is able to advise on product availability and hardware recommendations. Read more Here.
Scroll Back to Top menu
Matching Keywords
AVADirect Custom Computers
My Cart
menu

SST-SX550, 80 PLUS Gold 550W, Semi Modular, SFX Power Supply

SKU: 10484534

Manufacturer: SILVERSTONE

MPN: SST-SX550

Availability: Unknown


Price: $110.40
or as low as $4/month
Quantity:

As the standards bearer of SFX PSUs, SilverStone’s continuous breakthrough in power supply miniaturization and power density has resulted in SX550, a standard sized SFX model with high performance but surprisingly affordable price. It has 80 PLUS Gold level of efficiency, 50°C temperature rating, and reliability of a continuous 550W output for 24/7 operation. Furthermore, the SX550 has a flexible single +12V rail with 45A to support dual 8pin/6pin PCI-E connectors for multi-GPU systems. Equipped with automatic temperature control, its 80mm fan can remain silent during idle and provide adequate cooling during high loading conditions. For SFF enthusiasts looking for the best bang for their bucks, the SX550 is an excellent choice.

  • Supports standard SFX form factor
  • 550W continuous power output at 50°C 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
Model No.
SST-SX550
Max. DC Output
550W
Power density
693W per liter
Color
Black(Lead-Free Paint)
combined +3.3, +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
Noise Level
18dBA minimum
Dimension
125 mm (W) × 63.5 mm (H) × 100 mm (D)
Weight
1.1 Kg
Form factor
SFX
Certification
80 PLUS Gold
Other
Compatible with ATX12V v2.4
  +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)
50mA 50mA 120mV 50mV 120mV