Cooler Master Silent Pro M 850W Power Supply Black - RS850-AMBAJ3-US 714

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Cooler Master Co Ltd is a computer hardware manufacturer from Taiwan. Founded in 1992, the company is an aftermarket brand for computer chas... more details

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AED 714.00

  • Fully Modular Cables

  • High quality 100% Japanese capacitors

  • 80 PLUS Gold Certification - 90% efficiency @ 50% load

  • 135mm Fluid Dynamic Bearing Silent Fan



Cooler Master adds the M850 to the Silent Pro series, giving extreme overclockers and/or ultra high-end systems all the power they need. With up to 66A on a single 12V rail, these power supplies deliver where it counts and won’t have any problems powering even the most demanding multi-graphic card systems. These units feature flat modular cables for improved airflow and cable management. It also comes with shock absorption silicon pads to remove possible vibrations.


Compatible with the ATX12V v2.3 and EPS12V v2.92 standards, the Cooler Master Silent Pro RS850-AMBAJ3-US provides maximum power stability to drive the processors as well as other components for desktop and server computer systems.


maximum power of 850W delivers safe, reliable output for high-end PC systems. A strong +12V single rail ensures the maximum provision of 12V power to energy-hungry components such as CPU and VGA card, minimizing the likelihood of overload shut down.


The 80 plus bronze certified power supply provides high power efficiency of at least 82% 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.


With six 6+2-pin PCI-E connectors, the Cooler Master Silent Pro RS850-AMBAJ3-US is ideal for building an SLI or CrossFire gaming system.


The modular cable design allows use of only the cables you need resulting in improved internal airflow and reduced system clutter.


The Cooler Master Silent Pro RS850-AMBAJ3-US features silicon rubber pads at the edges and corners to absorb vibration and ensure quiet operation.

Additional Info

Additional Info

Name Cooler Master Silent Pro M 850W Power Supply Black - RS850-AMBAJ3-US
Brand Cooler Master
Series 850 W M2 SILENT PRO
Part No. RS850-AMBAJ3-US
Type ATX12V / EPS12V
Type 850 W M2 SILENT PRO
Fans 1
PFC Active
Main Connector 20+4Pin
+12V Rails Single
PCI-Express Connector 6 x 6+2-Pin
SATA Power Connector 9
Haswell Support Yes
CrossFire No
Modular Modular
Power Good Signal 100-500ms
Hold-up Time >17ms
Efficiency 85%
Energy-Efficient 80 PLUS BRONZE Certified
Over Voltage Protection yes
Overload Protection Yes
Input Voltage 90 - 264 V
Input Frequency Range 47 - 63 Hz
Input Current 12A @ 115V, 6A @ 230V
Output +3.3V@22A, +5V@22A, +12V@66A, -12V@0.3A, +5VSB@3.0A
MTBF >100,000 Hours
Approvals TUV / CE / GOST / C-tick / UL / FCC / CCC / BSMI
Over Voltage Protection No
Short Circuit Protection No
Connectors 1 x Main connector (20+4Pin) 2 x 4+4-Pin CPU 12V 6 x Peripheral 9 x SATA 1 x Floppy 6 x PCI-E
Under Voltage Protection Yes
Over Power Protection Yes
  • Input Voltage: 90-264Vac (Auto Range)
  • Input Current: 11 - 5.5A
  • Input Frequency Range: 47 - 63Hz
  • Fan: 135mm Hydraulic Dynamic Bearings
Weight (kg) 1.2 kg
Dimensions (mm) 150 x 86 x 165 mm


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