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SeaSonic USA > 
Item#: 9SIA00Y4310968

SeaSonic SS-400ET Bronze 400W ATX12V V2.2/EPS12V 2.91 SLI Ready CrossFire Ready 80 PLUS BRONZE Certified Active PFC Power Supply

Ships from United States. Most customers receive within 6-10 days.

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  • ATX12V V2.2/EPS12V 2.91
  • 80 PLUS BRONZE Certified
  • 47 - 63 Hz

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  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

The SeaSonic SS-400ET  power supply comes with 400W power output and is compliant with ATX12Vv2.2 and EPS12V2.91 standards, offering stable power delivery for all your components.  Certificated for 80 PLUS Bronze, this active PFC unit runs at up to 85% (or higher) efficiency while delivering a 50% load. The cooling is handled by a 120mm fan with low noise level. 

  • newegg ATX12V and EPS12V Compatible Compatible with the ATX12V v2.2 and EPS12V2.91 standards, the SeaSonic SS-400ET provides maximum power stability to drive the processors as well as other components for desktop and server computer systems.
  • newegg 80 PLUS Bronze Certified The 80 PLUS Bronze certified power supply provides high power efficiency of at least 82% at any load between 20% and 100%, saving you money on your electric bill, reducing heat in your computer's system, and prolonging its life.
  • newegg 400W Maximum Power A maximum power of 400W delivers safe, reliable output for mid-range computer systems. Dual industry-leading independent +12V rails are provided for more stable and safer power output.
  • newegg 120mm Cooling Fan The SeaSonic SS-400ET Bronze power supply features a 120mm fan for increased overall airflow and heat dissipation in the power supply enclosure. Plus, the hexagonal grids on the back panel helps intake plenty of airflow to keep the power supply cool and operating at peak performance.

Learn more about the SeaSonic USA SS-400ET Bronze

Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details
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Purchases from these Sellers are generally covered under our Newegg Marketplace Guarantee.
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    • SeaSonic SS-400ET Bronze 400W ATX12V V2.2/EPS12V 2.91 SLI Ready CrossFire Ready 80 PLUS BRONZE Certified Active PFC Power Supply
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    Ships from Hong Kong.

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Condition Guidelines

The following guidelines apply to all product categories unless otherwise indicated within specific categories.

  • New : A brand-new, unused, unopened item in its original packaging, with all original packaging materials included. Original protective wrapping, if any, is intact. Original manufacturer's warranty, if any, still applies, with warranty details included in the listing comments.
  • Refurbished : "Refurbished" products have been tested to ensure compliance with original manufacturer specifications, and MAY include a limited manufacturer warranty - see the item's product page for details.
  • Open Box : Newegg only guarantees your receipt of the Open Box product with the purchase of this item. Any accessories MAY OR MAY NOT be included. Newegg will NOT send you any missing accessories, even if it is required to use all of the item’s functions.
  • Used - Like New : All of the instruction booklet or artworks are within the original case and showing no wear and tear. The disc has no visible scratch and in working condition. DLC content may have already been redeemed.
  • Used - Very Good : All of the instruction booklets or artworks are within the original case but showing minimal wear and tear. The disc has light scratches and in working condition. DLC content may have already been redeemed.
  • Used - Good : Either the instruction booklet or the artworks are missing from the original case and showing wear and tear. The disc has light scratches and in working condition. DLC content may have already been redeemed.
  • Used - Acceptable : The instruction booklet and the artworks are missing from the original case and showing wear and tear. The disc has scratches but in working condition. DLC content may have already been redeemed.
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