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Ultra-Quiet PSUs 300W to 500W


This range of power supplies are ideal for systems that do not consume a large amount of power. Systems that are designed for word processing, internet browsing and/or general desktop work will benefit from a PSU within this range. These PSUs will also be able to power a gaming PC that does not have a high-end graphics card.

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Streacom ST-ZF240 ZeroFlex 240W Passive PSU for Streacom Chassis

ST-ZF240 ZeroFlex 240W Passive PSU for Streacom Chassis

Price: £113.08

  • Totally passive 240W PSU
  • Installed inside the chassis
  • Designed for Streacom FC5, FC9 and FC10 chassis
  • 93% efficiency
  40 in stock
 

be quiet Straight Power 10 CM 600W Modular PSU, BN235

Straight Power 10 CM 600W Modular PSU, BN235

Price: £82.26

  • Virtually inaudible operation
  • Very quiet SilentWings 3 fan
  • 80PLUS Gold certification
  • Modular cable management
  • NVIDIA SLI Ready and AMD CrossFireX
  3 in stock
 

Streacom ST-NANO160 160W nanoPSU and AC/DC adapter block

ST-NANO160 160W nanoPSU and AC/DC adapter block

Price: £80.34

  • Very small, can built into ultra-compact PC enclosures and slim server enclosures
  • Fits any motherboard equipped with 24pin ATX connector
  • 100% silent, fanless, no moving parts
  • Highly efficient design, does not produce a lot of heat
  • Ideal for Intel processors as VIA C7/nano or AMD motherboards
  117 in stock
 

be quiet Straight Power 10 CM 500W Modular PSU, BN234

Straight Power 10 CM 500W Modular PSU, BN234

Price: £78.34

  • Virtually inaudible operation
  • Very quiet SilentWings 3 fan
  • 80PLUS Gold certification
  • Modular cable management
  • NVIDIA SLI Ready and AMD CrossFireX
  7 in stock
 

Streacom ST-NANO120 120W nanoPSU and AC/DC adapter block

ST-NANO120 120W nanoPSU and AC/DC adapter block

Price: £60.26

  • Very small, can built into ultra-compact PC enclosures and slim server enclosures
  • Fits any motherboard equipped with 24pin ATX connector
  • 100% silent, fanless, no moving parts
  • Highly efficient design, does not produce a lot of heat
  • Ideal for Intel processors as VIA C7/nano or AMD motherboards
  115 in stock
 

be quiet Pure Power 10 500W Quiet PSU, BN273

Pure Power 10 500W Quiet PSU, BN273

Price: £53.40

  • 12V-rails ensure rock-solid voltage stability for powerful multi-GPU systems
  • 80PLUS certification and up to 91% power conversion efficiency
  • Exceptionally quiet operation features a silence-optimised 120mm be quiet fan
  • Stable operation thanks to DC-to-DC power conversion technology
  • Attractively sleeved cables simplify component installation
  6 in stock
 

EVGA 500 BQ 500W Bronze Modular Power Supply

500 BQ 500W Bronze Modular Power Supply

Price: £47.54

  • Quiet and intelligent fan for near-silent operation
  • Semi-modular design
  • 85% efficiency, bronze rated
  • Excellent value for money
  • 3 year warranty
  2 in stock
 

be quiet Pure Power 10 400W Quiet PSU, BN272

Pure Power 10 400W Quiet PSU, BN272

Price: £40.05

  • 12V-rails ensure rock-solid voltage stability for powerful multi-GPU systems
  • 80PLUS certification and up to 91% power conversion efficiency
  • Exceptionally quiet operation features a silence-optimised 120mm be quiet fan
  • Stable operation thanks to DC-to-DC power conversion technology
  • Attractively sleeved cables simplify component installation
  9 in stock
 

SilverStone SST-ST30SF Strider Semi-Fanless 300W SFX Power Supply

SST-ST30SF Strider Semi-Fanless 300W SFX Power Supply

Price: £38.58

  • Intelligent semi-fanless operation
  • Support standard SFX form factor and ATX via included bracket
  • 80 PLUS Bronze level efficiency
  • Very quiet 80mm fan with 18dBA minimum
  • Single PCI-E 6pin connector support
  • Active PFC
  8 in stock
 

be quiet Pure Power 10 300W Quiet PSU, BN270

Pure Power 10 300W Quiet PSU, BN270

Price: £36.20

  • 12V-rails ensure rock-solid voltage stability for powerful multi-GPU systems
  • 80PLUS certification and up to 91% power conversion efficiency
  • Exceptionally quiet operation features a silence-optimised 120mm be quiet fan
  • Stable operation thanks to DC-to-DC power conversion technology
  • Attractively sleeved cables simplify component installation
  9 in stock
 

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