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Silverstone VA550-B 550W 80Plus Bronze Power Supply

Silverstone  |  SKU 51592  |  MPN SST-VA550-B
$86.00 $89.00

In stock at Computer Lounge

Warranty and Support

Warranty: 3 Years Return to Base Warranty

Returns: 14-day hassle-free exchanges and store credits, subject to terms and conditions outlined in our Returns Policy.

Delivery and Shipping

All deliveries are signature required.

North Island: 1 – 2 working days
South Island: 2 – 3 working days

Please allow an additional 1 – 2 working days for delivery to rural addresses.

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Description

80 PLUS Bronze 550W ATX power supply

  • High efficiency with 80 PLUS Bronze certification
  • 24/7 continuous power output with 40℃ operating temperature
  • Class-leading single +12V rail
  • Silent running 120mm fan with 18 dBA minimum
  • PCIe 8 pin and PCIe 6 pin connectors support
  • All black flat cables
  • Multiple protection circuitry
  • Active PFC


  • Designed for 80 PLUS Bronze level of efficiency to reduce wasted heat and save on electricity

  • Built-in 120 mm fan has excellent airflow and low noise, perfect for quiet home or office use

  • Powerful single +12V rail design, perfect for future high-end component upgrades or overclocking

  • Flat cables have much greater flexibility to allow for tighter folding and management of cables

  • Dual CPU power connector design

Specifications

Model (safety certification)SST-ET550
ColorBlack（Lead-Free Paint）
Max. DC Output550W
Power density305W per liter
Load Range
Output
+3.3V20A (Peak: 2.0A, Min: 2.0A, Range: ±5%, Line Reg.: ±1%, Ripple: 50mV)
+5V20A (Peak: 2.0A, Min: 2.0A, Range: ±5%, Line Reg.: ±1%, Ripple: 50mV)
+12V45A (Peak: /, Min: 7.56A, Range: ±5%, Line Reg.: ±1%, Ripple: 120mV)
+5VSB3.0A (Peak: /, Min: 0.41A, Range: ±5%, Line Reg.: ±1%, Ripple: 50mV)
-12V0.3A (Peak: /, Min: 0.05A, Range: ±10%, Line Reg.: ±1%, Ripple: 120mV)
Combined +3.3V & +5V110W
Combined +12V540W
Input Voltage100 ~ 264 Vrms
Input Frequency Range47Hz ~ 63Hz
PFCActive PFC（PF>0.9 at full load）
Efficiency82% ~ 85% (at 20% ~ 100% loading)
MTBF100,000 hours
Operating temperature0°C ~ 40°C
ProtectionOver power protection, Over voltage protection, Short circuit protection
Connectors1 x 24 / 20-Pin motherboard connector (500mm), 2 x 4-Pin + 4-Pin ATX 12V connector (650mm / 150mm), 2 x 8 / 6-Pin PCIe connector (500mm / 150mm), 6 x SATA connector ("500mm / 150mm / 150mm" x 2), 3 x 4-Pin Peripheral connector (500mm / 150mm / 150mm)
Cooling SystemSingle 120mm silent fan
Noise Level18dBA minimum
Certification80 PLUS Bronze
Form factorATX (PS2)
Dimension150 mm (W) x 86 mm (H) x 140 mm (D)
Weight1.49 Kg
OtherGPU Support list, Compatible with ATX12V v2.4

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