Seasonic 300TFXL 300W 80+ Bronze PSU - (PSU1302)

£35.60 inc VAT

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Main Features

  • 1x Molex Connectors
  • 3x SATA Connectors
  • 4-Pin CPU Power Connector
  • TFX Form Factor


The SeaSonic SS-300TFXL power supply is designed with the value-conscious user in mind. Certified for 80 PLUS Bronze, this active PFC unit runs at up to 85% (or higher) efficiency while delivering a 50% load, so you know your saving energy and money on your power bills month after month. With 300W of total output power there is plenty of juice for the most home or office situations. Featuring short circuit protection, the SeaSonic SS-300TFXL Bronze power supply provides the maximum reliability. Cooling is handled by an 80 mm fan. Complete with a hexagonal grid pattern on the back panel, it remains cool and operates at peak performance consistently.

L-Shaped SATA Connectors

Thanks to their L-shape, the Sata power connectors can only connect the right way.

PSU Specifications

  • +3.3V: 20A
  • +5V: 20A
  • +12V1: 18A
  • +12V2: 18A
  • -12V: 0.8A
  • +5VSB: 2A


  • 20+4-Pin Connector x1
  • 4-Pin 12V Connector x1
  • SATA Connectors x3
  • Molex Connector x1

Detailed Specifications

  • Dimensions: 85mm x 70mm x 175mm (W x H x D)
  • Input Voltage: 100-240 VAC
  • Input Current: 5A
  • Input Frequency Range: 50-60Hz
  • PFC: Active PFC (>.99)
  • Power Good Signal: 100-500 ms
  • Hold Up Time: 1ms-40ms
  • Efficiency: 80%
  • MTBF: 100,000 Hours
  • Protection: OPP, OVP
  • Power: 300w
  • Operation Temperature: 0-40°C
  • Safety: CUL/TUV/CB, FCC
  • Cooling: 8cm Fan
  • Noise: < 17 dBA
  • 80 Plus Certified: Yes - 80 Plus Bronze

General Specifications

  • Manufacturer Part Number: SS-300TFXL
  • EAN Number: 4711173870814
  • Has Mains Plug: No
  • Colour: Silver
  • What's In The Box: PSU
  • Unit (Product) Dimensions (mm): 85mm x 70mm x 175mm (W x H x D)
  • Net Weight (KGs): 1.2 KGs
  • Gross Weight (KGs): 1.25 KGs

Main Features:

  • 3 x L-Shaped SATA Connectors
  • 80 PLUS BRONZE Certified
  • Super low noise fan control
  • Specification compliance: TFX12V v2.31
  • Pentium 4 ready with P4 connectors
  • Forward converter circuit
  • High efficiency and reliability
  • Low ripple & noise
  • Short circuit protection on all outputs
  • Over voltage protection
  • Over power protection
  • 100% hi-pot test
  • 100% burn in, high temperature cycled on/off
  • Patented Active Transient Load (R.O.C. Patent # I309103)
  • 3 Years Warranty


Item Details
Manufacturer Seasonic
Part Number SS-300TFXL
EAN 4711173870814
Condition New



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