NZXT C850 Gold Core 850w 80PLUS Gold Fully Modular ATX 3.1 Power Supply
Specifications
Model Number : 8G3BB-UK
Wattage : 850 W
Form Factor : ATX
ATX Version : 3.1
80 PLUS Rating : Gold
Cybenetics Efficiency : Platinum
Cybenetics Noise : A++
Modular : Fully modular
Capacitors : 105°C performance capacitors
Cable Type : Individually embossed with cable comb
Zero RPM Fan Mode : Yes
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Cable Length & Connector Quantity 
24-pin ATX 600 mm (1)
4+4-pin CPU 700 mm (1)
8-pin CPU 700 mm (1)
6+2-pin PCIe 650 mm (3)
16-pin (12+4) 12V-2x6 PCIe 650 mm (1) (600 W)
SATA Cables : 500 + 100 mm (8)
Peripherals Cable : 500 + 100 mm (3)
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Fan Specs : 
Size : 135 mm
Type : PWM
Speed : 2,300 ± 10% RPM
Airflow : 103.36 CFM
Noise Level : 40.5 dBA
Bearing : Fluid dynamic bearing
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Operation :
MTBF : 100,000 hours
Temperature : 0 – 50 °C (continuous full load)
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Compliance Standard : ATX12V v3.1 / EPS12V v2.92
Regulation & Certification : 
CE, UKCA, FCC, IC, BSMI, CB (IEC 62368-1 Ed. 3), RCM, KC
Protections : 
OVP (Over Voltage), UVP (Under Voltage), SCP (Short Circuit), OTP (Over Temperature), OPP (Over Power), OCP (Over Current)
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Dimensions :
Width : 150 mm
Height : 86 mm
Depth : 150 mm
Weight : 1.638 kg (3.6 lb)
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Warranty
3 Years With Warranty of the Authorized Agent
Part Number :  
Model : PA-8G3BB-EU