Antec SF850X 850W Power Supply – 80 PLUS Gold Certified, Fully Modular, SFX 4.1, ATX 3.1, PCIe 5.1 Ready
£95.38 inc. VAT
- Wattage: 850W
- Size/Version: SFX
- Modular: Fully
- SATA Connections: 8
- Certification: Gold
- Colour: Black
Only 4 left in stock. Order today!

Description
Introducing our SF850X 80PLUS GOLD power supply, compatible with SFX 4.1 standard while designed with the ultimate quality and stability in mind for gamers caring the space utilization. With advanced features like ATX 3.1, PCIe 5.1, high-quality JP capacitors, 80 PLUS Gold-certified efficiencies, you can expect excellent performance for this power supply. The active clamp design with DC-DC module ensures steady power output, while the cabling is 100% modular, allowing for easy cable management and customization. The Zero RPM Manager enables advanced thermal control, ensuring the optimal balance between silent operation and efficient cooling. The CircuitShield full suite of industrial-grade protections provides safe and reliable power delivery under any circumstances. SF850X 80PLUS GOLD provides the best for your small gaming PC system.
80 Plus Gold Certification
The SF850X range is 80 Plus Gold certified, achieving an efficiency of up to 92% at a load of 50%.
High-Quality JP Capacitors
With high-quality JP capacitors included, the SF850X range delivers a reliable life expectancy and quality assurance.
Power
The SF850X range offers some real power, with the 12V output rated over 90% of the total level, ensuring smooth operation. The 80 Plus Gold efficiency enables your high-end components to work to their full potential.
Structure
The structure of a power supply decides the main performance such as efficiency and temperature, but with an active clamp design and DC-DC module, the SF850X range ensures supreme performance.
Full Range Voltage Power Off Protection
With a full range voltage and SCP function, if the power is cut off you don’t need to worry, the SF850X will activate the power off protection function to protect your PSU and motherboard effectively.
Professional Looking
Black is the colour, with the all-black finish and the flat black cables giving your gaming PC a clean look. The flat black cables enable builders to easily manage and save space, creating a great-looking PC.
Warranty
The SF850X range comes with a 7-year warranty.
Specification
Model
SF850X 80PLUS Gold
Type
ATX 12V 3.1 (SFX 4.1)
Dimension
100 x 125 x 63.5 mm (L x W x H)
Modular
Full-Modular
Warranty
7 years
Input Voltage
100V-240V
Input Current
12A-6A
Input Frequency Range
60Hz-50Hz
PFC
Active PFC
Power Good Signal
100-150ms
Protection
OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
Output Capacity
850W
Operation Temperature
0~40°C
Regulatory
cTUVus / TUV / CB / RCM / CE / FCC / BIS / BSMI / KC / UKCA / ICES / CCC
Fan
92 mm Silent Fan
Certifications
80 Plus Gold
Connector
1 x 24(20+4)pin MB
1 x 16(12+4)pin PCIE 5.1 12VHPWR
2 x 8(4+4)pin CPU
4 x 8(6+2)pin PCI-E
6 x SATA
2 x Molex
Unit Box Dimensions
236 x 184 x 106 mm (L x W x H)
Net Weight
1.785 kg
Gross Weight
2.12kg
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