more
Need help? Ask our experts.
Review Summary
850W
SFX
3.1
Gold
Platinum
A-
Fully modular
All 105 Degree C (221 Degree F) rated Japanese
Individually embossed with cable comb
ATX12V v3.1 / EPS12V v2.92
China
1x 24-pin ATX Power Cable (350mm)
1x 4+4-pin CPU Power Cable (470mm)
1x 6+2-pin PCIe Power Cable (470mm)
2x 16-pin (PSU) to dual 8-pin (6+2) PCIe power cable (470mm)
1x 16-pin (12+4) 12V-2x6 PCIe power cable (470mm)
6x SATA Power Cables (100 + 100 + 100mm)
3x Peripherals Cable (100 + 100 + 100mm)
100 - 240 Vac
10 - 5 A
50 - 60 Hz
20 A (100W)
70.83 A (850W)
3 A (15W)
850W
Gold
91.1% @ 115 V
92.1% @ 115 V
89.2% @ 115 V
PWM
3,500 +/- 10% RPM
57 CFM
41 dBA
Fluid dynamic bearing
Yes
3.6" (92mm)
100,000 hours
32 - 122 Degree F (0 - 50 Degree C)
Active @ 0.97
OVP (Over Voltage Protection), UVP (Under Voltage Protection), SCP (Short Circuit Protection), OTP (Over Temperature Protection), OPP (Over Power Protection), OCP (Over Current Protection)
CE, UKCA, FCC, IC, BSMI, CB (IEC 62368-1 Ed. 3), LVD (EN 62368-1 Ed. 2), KC
4.9 x 2.5 x 3.9" (125 x 63.5 x 100mm)
810074847414
The C850 SFX Gold is an efficient, compact solution built for your small form factor (SFF) setup. It's fully ATX 3.1 compliant and includes a 600W 12V-2x6 connector, ensuring steady performance for demanding graphics cards. Experience stable, quiet, and cool power delivery, all within a tiny footprint.
Power, Perfectly Compact
Experience focused power in minimal spaces with the C850 SFX Gold, delivering 80 PLUS Gold efficiency and ATX 3.1 reliability. Designed specifically for small yet powerful builds, it is the essential, capable core of your system.
Made For Smaller Cases
The SFX form factor slides easily into the smallest cases, offering dependable, high-output power without taking up unnecessary room.
Ready for Great Builds
With ATX 3.1 and PCIe 5.1 support, power is prepared for today and the future. Includes a 600W 12V-2x6 cable to reliably power demanding graphics cards.
Efficient Power Delivery
80 PLUS Gold certification and Cybenetics Platinum rating mean less wasted energy and cooler operation. Efficient power is smart power.
Premium Japanese Capacitors
Built with 100% Japanese capacitors rated to 105 Degree C for consistent, long-term performance and reliability that lasts for years.
Simple, Clean Connections
Fully modular, embossed all-copper cables let you connect only what you need, while included PSU cable combs keep runs clean, aligned, and organized.
Whisper-Quiet Cooling
A 92 mm fluid dynamic bearing fan with Zero RPM mode and A- Cybenetics noise rating keeps cooling near-silent and consistent under any load.
Safe, Stable, Secure
Build and use with confidence. A full set of safety features ensures performance is reliable and worry-free.
https://nzxt.com/legal/nzxt-warranty
800-228-9395