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  1. Home>
  2. PSUs>
  3. SS-300TGW

SeaSonic

SeaSonic SS-300TGW

300W80+ GoldNoneTFX
officeproductivitycompactbudget

Pricing is still being verified

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Full Specifications

Full Specifications

Detailed architecture, platform, memory, and feature data.

Power
Wattage300 W
Efficiency Rating80+ Gold
Certification80+ Gold
Build
Form FactorTFX
ModularNone
FanlessNo
Length175 mm
Warranty5 yr
Connectors
EPS 8-pin0
PCIe 8-pin0
12VHPWR / 12+4-pin0
12VHPWRNo
PCIe Connectors0 x 12+4-pin
SATA0
Molex0
Other
Atx 4pin Connectors1
PCIe 6 2pin Connectors0
PCIe 6pin Connectors0
Cable Lengths[object Object]
ColorSilver

About This Product

The SeaSonic SS-300TGW is a 300W TFX power supply with 80 Plus Gold efficiency. It is suitable for compact, low-power systems where space is limited, such as HTPCs or small form factor office PCs. Its TFX form factor restricts compatibility to cases designed for this specific PSU type, and its low wattage limits its use to systems without dedicated graphics cards or with very low-power GPUs.

Best for: Compact HTPC builds

Pros

  • 80 Plus Gold efficiency for energy savings
  • Compact TFX form factor for small cases
  • Reliable SeaSonic brand reputation

Cons

  • Low 300W output limits system compatibility
  • Non-modular cables can complicate cable management
  • TFX form factor has limited case compatibility

Verdict

β€œIdeal for compact, low-power TFX systems requiring high efficiency.”

Full Specifications

Power
Wattage300 W
Efficiency Rating80+ Gold
Certification80+ Gold
Build
Form FactorTFX
ModularNone
FanlessNo
Length175 mm
Warranty5 yr
Connectors
EPS 8-pin0
PCIe 8-pin0
12VHPWR / 12+4-pin0
12VHPWRNo
PCIe Connectors0 x 12+4-pin
SATA0
Molex0
Other
Atx 4pin Connectors1
PCIe 6 2pin Connectors0
PCIe 6pin Connectors0
Cable Lengths[object Object]
ColorSilver

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