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  • Silver SilverStone 550W + 550W PS/2 Redundant Power Supply ST55GF Silver SilverStone 550W + 550W PS/2 Redundant Power Supply ST55GF
  • Silver SilverStone 550W + 550W PS/2 Redundant Power Supply ST55GF Silver SilverStone 550W + 550W PS/2 Redundant Power Supply ST55GF

Prudent Way Professional Series 450W ATX 12V Power Supply PWI-PR450, Dual +12V Rails, RoHS Compliant, with 12cm Ball Bearing Fan.


Dynapower 80+ High Efficiency 850W ATX12V 2.2 and EPS12V Computer Power Supply EJ-850A80, Active PFC, Supports SATA, SLI and CrossFire Ready.

Silver SilverStone 550W + 550W PS/2 Redundant Power Supply ST55GF, Active PFC, Supports SATA, Dual 40mm Fans.

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Availability: Drop ship



This item is shipped from our affiliate facility. The stock level is not under our control and is subject to change. We will contact those that order this item in the event of a problem. If this item is ordered together with other products, this item may be shipped separately and may arrive separately.


For users with mission-critical systems or file servers, nothing is more important than a power supply with always up reliability and redundancy. With the pervious venerable Gemini ST46GF model as the starting point, SilverStone ST55GF improves every aspect of the former from specification to user impression. By combining proven industrial grade components and a focus on performance, the amazing dual 550W independent power packs stowed inside a PS/2 frame enable the possibility to enjoy the bullet-proof security of a 24/7 server in just about any case and any system!

  • 550W + 550W PS/2 redundant power supply
  • Hot swappable
  • Industry-leading reliability
  • Durable zinc-plated surface
  • Convenient pull-out handle bars
  • Part Number:
    - ST55GF
  • Form Factor:
    - PS2 Mini Redundant
  • Power Supply Wattage:
    - 550W
  • SLI/CrossFire Ready:
    - No
  • 80 Plus Certified:
    - No
  • Modular:
    - No
  • Power Factor Correction:
    - Active
  • Redundant:
    - Yes
  • 12 Volt Rails:
    - Single
  • Power Supply Connectors:
    - Mother Board Connector:
      - 1 x 24-Pin Motherboard connector (500mm)
    - CPU Connector:
      - 1 x 8-Pin EPS12V connector (500mm)
      - 1 x 4-Pin ATX 12V connector (500mm)
    - PCI-E Connector:
      - 1 x 6-Pin PCIE connector (550mm / 150mm)
    - SATA Connectors:
      - 2 x Dual SATA connector (500mm / 150mm)
    - 4 Pin Molex:
      - 2 x Dual 4-Pin IDE & connectors (500mm + 150mm)
    - Floppy Connector:
      - 2
  • Cooling:
    - Dual 40 mm Fan x 2
  • Dimensions:
    - 150 mm (W) x 85 mm (H) x 200 mm (D)
  • Weight:
    - 4.75kg

Additional Information

SKU st55gf
Model ST55GF
Manufacturer SilverStone
UPC 844761005368
PSU Wattage 500W - 599W
80 Plus No
Modular No
PCI-E 6Pin Connectors 1
PCI-E 8Pin Connectors No
PSU Fan Options Other
PSU Features Active PFC
PSU Type PS2 Redundant
Sata Connectors 4
CPU Connectors P4, 8pin EPS
4pin Molex 4
Floppy Connectors 2
Motherboard Connectors No

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