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Introduction
The latest addition from Cooler Master is a range of 550W, 650W and 750W power supplies that specifically targets upper mid-range to high-end gaming systems, the Cooler Master GX Series. The Cooler Master GX range of power supplies feature a single powerful +12V rail that has been designed to deliver more than ample power to dual graphics card systems, no matter if you use SLI or CrossFireX.
Features
* Compliance with the latest Intel standard ATX 12V V 2.31
* Single +12V rail for the most demanding SLI configurations
* High efficiency design that meets 80 Plus requirements (85% typical)
* Ultra-silent operation with intelligent 120mm fan speed control
* Multiple protection design (OVP / UVP / OPP / OTP / SCP)
* High reliability (MTBF>100,000 hours)
* Double Layer EMI Filter restrains noise and injury to end-user
* Huge bulk capacitor for hold up time >17ms at full loading
* Integrating Active PFC with PWM combo controller not only make PFC higher than 0.99, but also raises efficiency
* Efficient transformer for reducing 5Vsb power loss when the system is at turn-off and sleep modes
* Five-year warranty
Specifications
Model RS-550-ACAA-E3
Type Intel Form Factor ATX 12V V2.31
Dimension (W / H / D) 150 x 140 x 86 mm
5.9 x 5.5 x 3.4 inch
Input Voltage 90-264Vac (Auto Range)
Input Current 7A@115Vac, 5@230Vac
Input Frequency Range 47-63Hz
PFC Active PFC (>0.9)
Power Good Signal 100
500ms
Hold Up Time >17ms
Efficiency 85% typical
MTBF >100,000 hours
Protection OVP / UVP / OPP / OTP / SCP
Output Capacity 550W
Max. Output Capacity 660W
Operation Temperature 0
40°C (Nominal Input Voltage)
Regulatory TUV / CE / UL / FCC / BSMI / GOST / C-tick / CCC / KCC
Fan 120mm
Certifications 80 PLUS
Connector 20+4 Pin MB x 1
4+4 Pin CPU 12V x 1
6+2 Pin PCI x 2
SATA x 6
4 Pin Peripherial x 3
4 Pin Floppy x 1
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