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Corsair RM550x 550 W 80+ Gold Certified Fully Modular ATX Power Supply

(37 Ratings, 4.7 Average)

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Specifications

Manufacturer

Corsair

Model

RM550x

Part #

  • CP-9020090-NA
  • RM550x
  • CP-9020090-UK
  • CP-9020090-EU
  • CP-9020090-AU
  • CP-9020177-AU

Type

ATX

Efficiency Rating

80+ Gold

Wattage

550 W

Length

160 mm

Modular

Full

Fanless

No

ATX 4-pin Connectors

0

EPS 8-pin Connectors

1

PCIe 16-pin 12VHPWR/12V-2x6 Connectors

0

PCIe 12-pin Connectors

0

PCIe 8-pin Connectors

0

PCIe 6+2-pin Connectors

2

PCIe 6-pin Connectors

0

SATA Connectors

6

AMP/Molex 4-pin Connectors

4

Price History

    * Amazon pricing is not included in price history graphs.

    Reviews

    Mvasseux
    • 1 point
    • 1 year 6 months ago

    This is a very nice Power Supply Unit.

    The fan only triggers if charge is high enough (and not based on temperature as I thought).
    In my build, the fan has just never run. It has received warm air from the CPU just below for 7.5 years and it is still working fine.
    So, a fully silent PSU in my case.

    parrais
    • 6 points
    • 2 years 8 months ago

    from completed build The PC of Theseus

    Original part of build in Aug 2018

    100% reliable over four years of use, including some prolonged periods of being powered on. The silent running under low load is very helpful given this PC is in a communal room. no issues powering the RTX 3060 Ti (for which Nvidia recommend a 650W PSU).

    nasclin
    • 12 points
    • 2 years 10 months ago

    from completed build Fox Run V2

    My computer turns on, and hasn't set on fire. Can't go wrong!

    CrayNerf
    • 3 points
    • 3 years 4 months ago

    from completed build Unintentional Halo Build

    Running really well. Great price for the performance and gold rating.

    QF99
    • 5 points
    • 3 years 9 months ago

    from completed build Updated build with aio

    Expensive, quiet, overpriced, go for 650w, or rm series.

    QF99
    • 3 points
    • 3 years 10 months ago

    from completed build October 2020 PC

    Overpriced, go for 650w.

    Player05
    • 5 points
    • 4 years 5 months ago

    Works flawlessly for almost 3 years now. I bought it for that "Zero RPM" feature, that is a must for a silent build in my opinion.

    tombull89
    • 17 points
    • 4 years 7 months ago

    from completed build 10 Gigabit NAS Build

    Very stiff cables, but decent PSU and fully modular

    LikeForKills
    • 1 point
    • 4 years 9 months ago

    from completed build First Ballout PC

    Never once failed me

    moviefreake
    • 8 points
    • 5 years 11 months ago

    from completed build The MidCube

    What's not to like, it's gold certified for good energy efficiency, and fully modular so I wasn't left with unnecessary wires cluttering up my case. Probably slightly overkill for my build, but I didn't want to skimp on the power supply.

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