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. 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 Cablin  Connect only the cables you need for a cleaner build with easy cable management, with single EPS12V connection 105°C Japanese Primary Capacitors:  Deliver consistent power with unparalleled reliability. 80 PLUS Bronze Certified:  Guaranteed up to 85 efficiency for steady power usage and less heat. Robust DC-DC Conversion:  For 3.3V and 5V, providing clean, consistent power to all components and peripherals Compact Size:  At just 140mm long, the CX-M series offers great flexibility in build configurations. Five-Year Warranty:  Your guarantee of reliable operation for years to come 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.   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.   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.   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 & The \"Silver\" efficiency rating is defined as >=87 & The \"S \" noise level test is measured in those same configurations to be ≥30 dBA & Guaranteed Reliability Five year warranty backed by the CORSAIR global technical support team Specification Form Factor: ATX Modular: Semi Modular Series: Corsair CX-M Wattage: 550 W Connectors: 1 x 4 4-pin CPU 12V (EPS) 1 x 4-pin FDD Power 3 x 4-pin Molex 2 x 6 2-pin PCIe 6 x SATA AC Input: 100-240V Fan Type: Low-noise 120mm rifle bearing fan Fan Bearin Rifle Bearing 80 Certification: 80 Bronze Efficiency: Up to 85 MTBF: \"\"100,000 hours\"\" Package Contents: CX-M Series ATX Power Supply Modular DC Cable Set AC Power Cable Warranty & Safety Documentation Weight/Dimensions: 1.5 kg 140 x 150 x 86 mm Package Weight: 2.2400 kg Warranty: 5 Years