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CORSAIR CMPSU-550VX 550W ATX12V V2.2 SLI Ready CrossFire Ready 80 PLUS Certified Active PFC Compatible with Core i7 Power Supply

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Manufacturer Warranty

Beyond any applicable Newegg return policy, this item is warranted independently by the product's Manufacturer. Below is a summary provided for convenience only and may not be accurate or current. Use this link for full details.

  • Manufacturer Limited Warranty period (parts): 5 years
  • Manufacturer Limited Warranty period (labor): 5 years

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OverviewCustomer ReviewSpecificationsProduct Tour
Okay, it's a power supply. Not much excitement there unless it starts smoking, right? But if you can't work up excitement, how about some respect? Like the 41 Ampere +12V rail (and there's just the one +12V rail, so you don't have to balance your power needs by hand.). How about the ability to auto-sense your input voltage from 90Vac to 264Vac, 50/60Hz? No more damaging your supply because the voltage selector was in the wrong setting.

Run cooler, too, because it can be up to 85% efficient, meaning less waste heat from the supply. Compatible with both ATX 2.0 and ATX 2.2 systems, it includes long cables for even full-sized tower installations. Nvidia SLI support It includes power connections for six SATA drives. A 120mm variable speed fan with double bearings gives good airflow with minimal noise. Active power factor correction helps deal with inductive loads (drive and fan motors, mostly).

A modern power supply for modern computers, just for you.

Review Summary (read more reviews, write a review)

5
newegg
82%
4
newegg
7%
3
newegg
2%
2
newegg
4%
1
newegg
5%
Product Rating:
Total Reviews: 461

Worth Every Cent

white Reviewed By: Baseem on 11/19/2007
Rating + 5
Tech Level Tech Level: high - Ownership: 1 month to 1 year
This user purchased this item from Newegg
Pros: Every connector you could ever need. VERY quiet fan. I'm running 2 HDD's, a dual core processor, PCI video card, a few case fans, and 2 DVD-R drives without any issue (as would be expected). One of my buddies referred me to Johnny Guru who gives a top-notch appraisal of this unit:
Cons: I didn't suck it up and buy a good power supply years ago.
Other Thoughts: I must have bought no less than 7 or 8 cheap power supplies in the last decade. Every time one went out, I rushed down to <insert generic computer parts store compatible with newegg's review policy> to buy the budget $30 everyday low price, everyday low quality power supply. This time when the original power supply that came with the case died on me, I thought I'd see what the expensive power supplies were all about. My conclusion: "they're worth it."
78 out of 79 people found this review helpful. Did you? Yes No

Outstanding, highly recommend

white Reviewed By: SuperDolph on 11/27/2007
Rating + 5
Tech Level Tech Level: high - Ownership: 1 week to 1 month
This user purchased this item from Newegg
Pros: Excellent build quality. Components, case, cables, and even the resail packaging are all top notch.
Cons: I wish there was a connection to monitor fan speed, but this is minor. Also would like modular cables, but also not a big deal.
Other Thoughts: No problems running with an Intel Q6600, 8800 GT graphics, 2 hard drives in a striped RAID, and a CD/DVD drive.
33 out of 35 people found this review helpful. Did you? Yes No

Wow!! Great unit!

white Reviewed By: on 1/13/2008
Rating + 5
Tech Level Tech Level: high - Ownership: 1 month to 1 year
Pros: Had this unit for about 3 months, runs very solid and very quiet, fan is a nice touch, looks cool through my window. Unofficially rated at 60A on the +12V rail. Great unit overall, every possible connector you could want, loads of molex/sata cables. Great price for such a phenomenal unit. Comes with zip-ties and a cool sticker :)
Cons: Like I said, ALOT of connectors and ALOT of cables. The bottom of my Antec 900 is a mess but the cables are all bunched up so its alright. Would be nice if it was modular but not a huge deal.
Other Thoughts: Antec 900, 8800GT 512mb Overclocked, E6750 overclocked (3.45GHz), two WD Raptors, SB Audigy2 ZS, Samsung DVD DL Burner.
7 out of 7 people found this review helpful. Did you? Yes No

Quick Specs (view all30)

ModelCMPSU-550VX
TypeATX12V
Maximum Power550W
Fans1
PFCActive

Review Summary (read all 461 Reviews, write a review)

5
newegg
82%
4
newegg
7%
3
newegg
2%
2
newegg
4%
1
newegg
5%
Product Rating:
Total Reviews: 461

Good PSU

white Reviewed By: Blueberry Muffins on 7/16/2010
Rating + 5
Tech Level Tech Level: somewhat high - Ownership: 1 month to 1 year
This user purchased this item from Newegg
Pros: Good price.
Stable performance.
Corsair name and Corsair quality.
Adequate for most LGA 1156 builds.
Came with a bag, though I don't see why.
Temperatures are reasonable.
Cons: 550 W might not be enough for Crossfire or SLI setups depending on the cards used. Make sure you do your research. (Some dual GPU cards might require more power, as well.)
Other Thoughts: i5 750- 2.69 GHz stock OC'd to 2.80 GHz
4GB G.Skill 1600 DDR3 Ram
GIGABYTE GA-P55M-UD2 P55 mATX motherboard.
HIS Radeon HD 4850 1 GB GPU
WD Caviar Black 640 GB HDD
Corsair 550W PSU (this one.)
Cooler Master RC 690 Mid Tower case.

More than enough power for this very stable, moderately priced build.
Did you find this review helpful? Yes No

Reliable, quiet

white Reviewed By: Leon on 7/16/2010
Rating + 5
Tech Level Tech Level: somewhat high - Ownership: 1 day to 1 week
This user purchased this item from Newegg
Pros: Plenty of power, plenty of connections, quiet, smooth, I also like the black color.
Cons: Minor issues: this PSU is relatively heavy; I didn't need all the connections so it's kind of a mess inside the case. If only this were modular, things would appear much tidier.
Other Thoughts: I've installed it a few days ago to replace my old power supply and at first I was scared the fan wasn't spinning--it was that quiet! I was really impressed. What a fantastic product so far. Installation was painless.
Did you find this review helpful? Yes No

It works

white Reviewed By: JPC1208 on 7/12/2010
Rating + 5
Tech Level Tech Level: somewhat high - Ownership: 1 day to 1 week
This user purchased this item from Newegg
Pros: I installed it in my case and it works. Cables are shielded and are pretty long. It runs pretty tight voltages too...
Cons: Its only 550 Watts... Forget running SLI... not really a CON for me.
Other Thoughts: I had a 750 Watt power supply that wasn't exactly a trusted brand, and it ran ok for about 6 months and stopped working I'm trying to get it fixed under warranty so I have a decent back up if I ever need it.

I went with this model because I wasn't really using all of the wattage on the now dead one. So when I went to replace it I figured I should just get something that just works and has maybe an extra 100 Watts for just in case.
Did you find this review helpful? Yes No
Model
Brand CORSAIR
Model CMPSU-550VX
Spec
Type ATX12V V2.2
Maximum Power 550W
Fans 1 x 120mm Double ball-bearing fan
PFC Active
Main Connector 20+4Pin
+12V Rails Single
PCI-Express Connector 1 x 6-Pin, 1 x 6+2-Pin
SATA Power Connector 6
SLI Ready
CrossFire Ready
Modular No
Efficiency Up to 85%
Energy-Efficient 80 PLUS Certified
Over Voltage Protection Yes
Input Voltage 90 - 264 V
Input Frequency Range 50/60 Hz
Input Current 9/ 5A
Output +3.3V@30A, +5V@20A, +12V@41A, -12V@0.8A, +5VSB@3A
MTBF >100,000 Hours
Approvals UL, CUL, CE, CB, FCC Class B, TUV, CCC, C-tick
Features
Connectors 1 x Main connector (20+4Pin)
1 x 12V(4+4Pin)
6 x peripheral
6 x SATA
2 x Floppy
2 x PCI-E
Features Supports the latest ATX12V v2.2 and is backwards compatible with ATX12V 2.01 systems.
Ultra quiet 120mm double ball-bearing thermally controlled fan.
Double forward switching circuitry design offers high efficiency, up to 85% under wide load range.
Dedicated single +12V rail offers maximum compatibility with latest components.
High quality Japanese capacitors provide uncompromised performance and reliability.
Extra long cables support full tower size chassis.

Compatible with Core i7
Manufacturer Warranty
Parts 5 years limited
Labor 5 years limited

Introduction

Okay, it's a power supply. Not much excitement there unless it starts smoking, right? But if you can't work up excitement, how about some respect? Like the 41 Ampere +12V rail (and there's just the one +12V rail, so you don't have to balance your power needs by hand.). How about the ability to auto-sense your input voltage from 90Vac to 264Vac, 50/60Hz? No more damaging your supply because the voltage selector was in the wrong setting.

Run cooler, too, because it can be up to 85% efficient, meaning less waste heat from the supply. Compatible with both ATX 2.0 and ATX 2.2 systems, it includes long cables for even full-sized tower installations. Nvidia SLI support It includes power connections for six SATA drives. A 120mm variable speed fan with double bearings gives good airflow with minimal noise. Active power factor correction helps deal with inductive loads (drive and fan motors, mostly).

A modern power supply for modern computers, just for you.

Highlights

newegg ATX12V v2.2 Compatible
Compatible with the ATX12V v2.2 standard, the Corsair CMPSU-550VX power supply provides maximum power stability to drive the latest Intel and AMD processors as well as other system components.
newegg 550W Maximum Power
A maximum power of 550W delivers safe, reliable output for high-performance gaming computer systems.
newegg 80 Plus Certified
The 80 PLUS certified power supply provides high power efficiency of at least 80% at any load between 20% and 100%, saving your money on your electrical bill, reducing heat in your computer's system and prolonging its life.

Photo Gallery

CORSAIR CMPSU-550VX 550W Compatible with Core i7 Power Supply
CORSAIR CMPSU-550VX 550W Compatible with Core i7 Power Supply CORSAIR CMPSU-550VX 550W Compatible with Core i7 Power Supply

Quick Specs

BrandCORSAIR
+12V RailsSingle
Input Frequency Range50/60 Hz
Input Voltage90 - 264 V
Main Connector20+4Pin
Maximum Power550W
MTBF>100,000 Hours
PFCActive
PCI-Express Connector1 x 6-Pin, 1 x 6+2-Pin
TypeATX12V
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