Description
The Corsair SF850 delivers exceptional 850W power in an ultra-compact SFX form factor, making it the ideal choice for small form factor gaming PCs and compact workstations. With 80 PLUS Platinum certification, this power supply achieves up to 92% efficiency, reducing energy costs and heat output whilst providing reliable, stable power for even the most demanding components. The fully modular cable design ensures clean cable management in tight spaces, whilst the premium Japanese 105°C capacitors guarantee long-term reliability and performance.
Compact SFX Design for Small Form Factor Builds
Measuring just 125mm in length, the SF850 fits perfectly into Mini-ITX and compact cases without compromising on power delivery. Despite its small footprint, it delivers a full 850W of continuous power, supporting high-end graphics cards and processors in space-constrained builds.
80 PLUS Platinum Efficiency
Achieve up to 92% energy efficiency under typical loads, reducing electricity bills and minimising heat generation. The advanced efficiency means less wasted energy, quieter operation, and improved system stability even during intensive gaming sessions or demanding workloads.
Fully Modular Cable Management
Connect only the cables you need with the fully modular design, dramatically improving airflow and aesthetics in compact cases. The flexible, flat ribbon cables are specifically designed for easy routing in tight spaces, ensuring a clean, professional build every time.
Premium Components and Silent Operation
Built with 100% Japanese 105°C capacitors for exceptional reliability and a 120mm fluid dynamic bearing fan that delivers excellent airflow whilst remaining virtually silent. The fan curve is optimised for quiet operation, only spinning up when needed to keep temperatures in check.



