Sold by: Newegg
This item is currently out of stock and it may or may not be restocked.

Are you an E-Blast Insider?

Get Educated

Make informed decisions with expert advice. Learn More


Shop without retyping payment details. Secure shopping made faster.

Check out with PayPal.

Cooler Master Extreme Power Plus - 550W Power Supply

  • ATX12V V2.3
  • 110 ~ 115V / 220 ~ 230V
  • 1 x 120mm fan

The Extreme Power Plus RS-550-PCAR-E3 pushes out 550W of power to handle your system's thirst for juice and supports dual +12V1 and +12V2 outputs for higher power usage. It provides over 70% efficiency at typical load operation. With a life-time of 100,000 hours and protections for OVP/UVP/OTP/OPP/SCP, this power unit is made to last.

  • neweggATX12V v2.3 CompatibleCompatible with the Intel ATX12V v2.3 standard, the Cooler Master eXtreme Power Plus RS-550-PCAR-E3 provides maximum power stability to drive the latest Intel and AMD processors as well as other system components.
  • neweggSilent, Efficient CoolingAn ultra-silent 120mm fan with intelligent speed control provides superior cooling performance to dissipate heat in the power supply enclosure while running quietly. In addition, the ventilation channels on the back panel of the power supply enhance cooling efficiency.
  • neweggGreen power designGreen power design meets energy star and blue angel requirements and also provides you with valuable equipment at low cost.

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 2 years
  • Limited Warranty period (labor): 2 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