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Item#: N82E16817139059

CORSAIR CS-M Series CS550M 550W 80 PLUS GOLD Active PFC Haswell Ready ATX12V & EPS12V Modular Power Supply

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  • ATX12V v2.4 / EPS 2.92
  • Modular
  • 80 PLUS GOLD Certified
  • 4th generation Intel® Core™ processor Ready

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  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

The Corsair CS Series power supplies incorporate superb components and the finest technology, offering a great choice for system builders seeking unbeatable stability and reliability in their new builds. The CS Series PSUs feature modular design, and are 80 PLUS Gold certified for high power efficiency and less heat generation. Flat, sleeved black modular cables with clearly-marked connectors make installation fast and straightforward, with good-looking results. Thermally controlled 120mm fan is efficient and quiet. A full set of protection methods delivers the ultimate protection against power abnormalities such as under/over-voltage and short circuit, thus you can work and play with full confidence.

General information

  • Comply with the latest ATX12V v2.4 and EPS 2.92 standards, and backwards compatible with ATX12V 2.2, 2.31 and ATX12V 2.01 systems.
  • 4th generation Intel Core processor Ready (Intel Haswell and Z87 motherboards)
  • 80PLUS Gold certified, delivering over 90% energy efficiency at real world load conditions
  • Modular cables allow you to remove unneeded cables.
  • The low-profile, flat modular cable design reduces air friction and helps maximize airflow through your computer’s chassis.
  • Active Power Factor Correction (PFC) with PF value of 0.99.
  • Universal AC input from 100~240V
  • Multi-GPU Ready
  • Over-voltage protection, under-voltage protection, and short circuit protection, over power protection, over temperature protection provide maximum safety to
  • your critical system components
  • Safety and Agency Approvals: FCC, ICES, UL, CUL, TUV, CCC, CE, RCM, CB, EAC, KC, BSMI, ROHS, WEEE
General information

80 PLUS Gold-Certified Efficiency

The super-efficient operation of the CS Series Modular results in lower energy use and lower operating costs. The 80 PLUS GOLD certified power supply provides high power efficiency of at least 87% at any load between 20% and 100%, saving money on your electrical bill, reducing heat in your computer's system and prolonging its life.

General information

Modular Cabling with Clearly Marked Connectors

The flat, sleeved black cables are modular, so you can only use the cables you need and you’ll get great-looking results. The clearly-marked connectors make installation fast and straightforward.

General information

Supports 4th Generation Intel Core Processors

The low-power sleep state of the latest Intel processors can cause performance and compatibility issues with some power supplies. CS Series Modular power supplies fully support the new modes, making them an excellent choice for new PCs.

General information

Corsair Engineering and Quality Control

Every Corsair power supply is designed by Corsair’s California engineering team and built to their exact specifications. The same care that goes into the design and testing of their renowned high-power enthusiast power supplies also goes into the CS Series Modular, because you need confidence and reliability regardless of your build budget.


Learn more about the Corsair CS550M

Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 3 years
  • Limited Warranty period (labor): 3 years
  • Read full details
  • Return Policies
    • Return for refund within: 30 days
    • Return for replacement within: 30 days
  • This item is covered by Newegg.com's Standard Return Policy.
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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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