Seasonic SS-300SFD 300W

Seasonic’s Super Versatile SS-300SFD is a SFX 12V MicroATX power supply that features much of the same technology as the other Seasonic Super family products. The Super Versatile SS-300SFD provides vanishingly low noise and extremely high reliability, along with super high efficiency. A highly adaptable mounting plate allows its use as a replacement in most e-Machine PCs as well as for PS/2 or PS/3 power supplies. Seasonic is quickly emerging as the high-end power supply manufacturer of choice among PC enthusiasts.

The Super Versatile SS-300SFD is backed by Seasonic’s industry-leading 3-year warranty.


  • AC Input: 100-120V ~6A, 60Hz; 200-240V ~3A, 50 Hz
  • Voltage Regulation: 5% on all lines except -12V line 10%
  • Total Output: 300 W
  • +12V: 22.5A / 270W
  • +5V: 20A
  • +3.3V: 20A
  • Combined +5V and +3.3V: 125W
  • -12V: 0.8A +5VSB: 2A


  • Super High Efficiency (up to 80%)
  • Smart & Silent Fan Control -S2FC
  • Magic Bracket Easy All-In-One Upgrading
  • Advanced design Forward Converter
  • cable management kit
  • 3 year Seasonic warranty
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