UK to EU Shipping: We will dispatch all EU orders from Belgium. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES We are launching a new version of the PONDESK to provide an improved user experience—please contact us if you encounter any issues. test UK to USA Delivery, No Hassle, Directly from the manufacturer. Tested Api Updated UK to Australia & New Zealand Shipping: We will dispatch all Orders from Australia. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES UK to EU Shipping: We will dispatch all EU orders from Belgium. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES We are launching a new version of the PONDESK to provide an improved user experience—please contact us if you encounter any issues. test UK to USA Delivery, No Hassle, Directly from the manufacturer. Tested Api Updated UK to Australia & New Zealand Shipping: We will dispatch all Orders from Australia. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES

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NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply
NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply
NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply
NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply
NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply
NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply
NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply
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NZXT C850 Gold ATX 3.1, 850 W, 100 - 240 V, 10 - 5 A, Power Supply

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Product Code: PSEL-121

MPN #: PA-8G2BB-UK

Tired of unstable power cutting out during intense gaming sessions or demanding workloads? The NZXT Power Supply delivers reliable, high-efficiency electricity to keep your PC running smoothly, whether you’re rendering 4K video or pushing the latest RTX 40-series GPU to its limits. Its fully modular design and quiet operation mean you get clean builds and a silent workspace without compromising performance.

Benefits of NZXT Power Supply
  • Stable power: Advanced protection safeguards your components from surges and short circuits.
  • Lower electricity bill: 80 PLUS Gold efficiency turns more of the wall power into usable energy.
  • Quiet operation: The 135 mm fan stops spinning under half load, giving you silent performance.
  • Easy cable management: Fully modular cables let you connect only what you need, reducing clutter.
  • Long-term reliability: Japanese capacitors and a 10-year warranty protect your investment.

NZXT Power Supply Experience

Using this unit feels effortless. The active PFC ensures consistent voltage, so your system stays responsive even under heavy load. The compact 86 mm height frees up space for better airflow, while the top-mounted fan keeps heat away from critical components. You’ll notice smoother frame rates and faster rendering times because the PSU supplies clean, uninterrupted power exactly when it’s required.

Usages of a 850 W Power Supply

A 850 W capacity is perfect for high-end gaming rigs, workstations with multiple GPUs, and custom builds that demand extra headroom. It easily powers the latest RTX 40-series graphics cards, high-core-count CPUs, and numerous storage devices, making it ideal for enthusiasts who want to future-proof their systems.

Key Features of a 850 W Power Supply
  • Efficiency: 91.7 %. High efficiency reduces wasted heat and saves energy.
  • Max +12 V current: 70.83 A. Provides ample power for demanding graphics cards.
  • Max +3.3 V current: 22 A. Supports multiple peripherals and storage drives.
  • Combined +12 V power: 850 W. Guarantees sufficient headroom for power-hungry components.
  • Combined +3.3 V power: 120 W. Ensures stable operation of motherboard and accessories.
  • Input voltage: 100 - 240 V. Works worldwide with any standard mains supply.
  • Fan speed: 0 - 2300 RPM. Adjustable cooling keeps noise low while maintaining temperature.
  • Dimensions: 86 mm × 160 mm × 150 mm. Compact size fits tight cases without sacrificing airflow.
  • Connectors: 24-pin ATX, 4+4 pin CPU, 2 × 6+2 pin PCIe, 12 × SATA, 4 × Molex. Offers comprehensive compatibility for all modern builds.
  • Warranty: 10 years. Provides peace of mind and long-term support.

Specifications
Power
Power protection features Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Efficiency 91.7%
Max output current (+12V) 70.83 A
Max output current (+3.3V) 22 A
Combined power (+5Vsb) 15 W
Combined power (+5V) 15 W
Combined power (+12V) 850 W
Combined power (+3.3V) 120 W
Power Factor Correction (PFC) type Active
Input current 10 - 5 A
AC input voltage 100 - 240 V
Total power 850 W
Ports & interfaces
Cabling type Fully-Modular
ATX Power connector (24-pin) Yes
CPU power connector (4+4 pin) Yes
PCI Express power connectors (6+2 pin) 2
Peripheral (Molex) power cable length 150,500 mm
Peripheral (Molex) power connectors (4-pin) 4
SATA power cable length 150,500 mm
Number of SATA power connectors 12
Motherboard power cable length 60 cm
Motherboard power connector 24-pin ATX
Performance
Mean time between failures (MTBF) 100000 h
Bearing technology FDB
Noise level 44.5 dB
EPS version 2.92
ATX version 3.1
80 PLUS certification 80 PLUS Gold
Power supply unit (PSU) form factor ATX
Purpose PC
Design
On/off switch Yes
Fan location Top
Fan speed 0 - 2300 RPM
Number of fans 1 fan(s)
Fan diameter 13.5 cm
Cooling type Active
Product colour Black
Operational conditions
Operating temperature (T-T) 0 - 50 °C
Operating temperature (T-T) 0 - 50 °C
Certificates
Compliance certificates BIS, BSMI, CCC, Federal Communications Commission (FCC), RCM, UKCA
Weight & dimensions
Height 86 mm
Depth 160 mm
Width 150 mm
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