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Silverstone Strider Gold S 550W PSU unit matte black finish modular cables visible

Silverstone Technology

Silverstone Technology Strider Gold S 550W 140mm 80 Plus Gold Server Chassis

SKU CH-SF2W-EGS11

A 550 watt fully modular ATX power supply with 80 Plus Gold efficiency, 140mm depth and a 120mm fan rated from 18dBA

  • Chassis styleDesktop
  • 550 W continuous output at 40 °C
  • 80 Plus Gold efficiency reduces waste heat
  • 140 mm depth fits tight server chassis
  • Fully modular cables simplify cable routing
  • 120 mm fan runs at 18 dBA minimum

Compact ATX Power Supply

This 550 watt fully modular ATX unit fits a 140mm depth for tight desktop builds. The short chassis eases cable routing in small enclosures. It targets builders who need efficient power without sacrificing internal space.

80 PLUS Gold Efficiency

Certified 80 PLUS Gold efficiency reduces waste heat and lowers running costs. A single +12V rail delivers 3% voltage regulation with low ripple and noise. Continuous 24/7 output at 40°C ambient is rated for demanding workloads.

Fully Modular Cable Set

100% modular cables let you connect only the leads your build requires. Multiple PCI-E cables support multi-GPU configurations. A 120mm fan runs at a minimum 18dBA for quiet operation under load.

How it compares

Measured against everything we stock in Rackmount Server Cases, at today’s prices. Recalculated every night.

Price $122.99
Cheaper than about 84% of the 1,006 comparable items (median $222.49).

New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.

Specifications

Size & build
Chassis styleDesktop

Questions about this item

What does the 550W rating mean for a desktop build?

It delivers up to 550 watts of continuous DC power at 40 °C, with a single +12V rail, tight 3 % voltage regulation and low ripple for stable 24/7 operation.

How does the 80 Plus Gold certification affect efficiency in use?

The PSU meets 80 Plus Gold efficiency levels, reducing waste heat and lowering electricity draw compared with lower-rated units.

Will the 140mm depth fit in a compact desktop case?

At 140 mm deep it is among the shortest full-modular ATX units, designed for easy integration in space-constrained chassis.

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