CX-M Series™ CX550M — 550 Watt 80 PLUS Bronze Semi Modular ATX PSU

CORSAIR CX-M Series Low-Noise Power Supplies with single EPS12V connectors offer semi-modular cabling, a long-lasting rifle bearing fan, and Japanese capacitors for reliable,low-noise operation.
SKU: CP-9020220-NA

Efficient Power for Nearly Any Build

CORSAIR CX-M Series Low-Noise Power Supplies offer semi-modular cabling, a long-lasting rifle bearing fan, and Japanese capacitors for reliable, low-noise operation.

CORSAIR CX550M SEMI MODULAR ATX PSU - Tuned for Low-Noise Operation

Tuned for Low-Noise Operation

A rifle bearing fan ensures longer life than conventional bearings with less noise, letting you focus more on the task at hand, whether it’s gaming or work.

Semi-Modular Cabling

Connect only the cables you need for a cleaner build with easy cable management.

CORSAIR CX550M SEMI MODULAR ATX PSU - Semi-Modular Cabling
CORSAIR CX550M SEMI MODULAR ATX PSU - High Efficiency

High Efficiency

With upwards of 85% peak efficiency, CX-M produces less noise and less heat, which means less time worrying and more time gaming.

Robust DC-DC Conversion

For clean, consistent power, each CX-M Series power supply features robust DC-DC conversion and 105°C rated Japanese primary capacitors for unparalleled reliability.

CORSAIR CX550M SEMI MODULAR ATX PSU - Compact Size

COMPACT SIZE

At just 140mm long, the CX-M Series offers great flexibility in build configurations.

CERTIFICATIONS

The Cybenetics organization measures efficiency and noise levels across the PSU’s entire operational range, using more than 1,450 different load combinations.

The "Bronze" efficiency rating is defined as >=82% & <85% (depending on input voltage).

The "Silver" efficiency rating is defined as >=87% & <89% (depending on input voltage).

The "S++" noise level test is measured in those same configurations to be ≥30 dBA & <35 dBA under noise data averaging.

115V

230V

Guaranteed Reliability

Five year warranty backed by the CORSAIR global technical support team.

CX550M POWER

Part No.CP-9020220
AC Input Rating
AC Input100-240V
Input Current10A-5A
Frequency47~63Hz
 Max LoadMax Output
+5V20A120W
+3.3V20A
+12V45.8A549.6W
-12V0.3A3.6W
+5Vsb3A15W
Total Power550W

CX550M DC CABLES

QTYCableConnectors
per cable
Total
connectors
Connector
spacing
Total
cable length
1

ATX Cable 24-pin

11-610mm ± 10mm
1

EPS/ATX12V 8-pin (4+4) cable

11-650mm ± 10mm
1

PCIe 8-pin (6+2) cable (modular)

22600mm, 150mm750mm ± 10mm
1

SATA Cable (15p) (modular)

22485mm, 600mm600mm ± 10mm
1

SATA Cable (15p) (modular)

44355mm, 115mm, 115mm,115mm700mm ± 10mm
1

PATA cable (4-pin)+Floppy (modular)

44450mm, 100mm, 100mm, 100mm750mm ± 10mm