Corsair SF850L SF-L Series Fully Modular SFX Power Supplies with ATX 3.0 and PCIe 5.0 compliance provide the continuous high wattages demanded by the latest PC hardware, all in a space-saving SFX-L form-factor.
Specifications
- Wattage: 850W
- Japanese Capacitors: 100%
- 80 PLUS Efficiency: Gold
- PSU Form Factor: SFX-L
- Zero RPM Mode: Yes
- Modular: Fully
- PCIe Connectors: 5
- SATA Connectors: 8

About the Corsair SF850L Power Supply Unit
80 PLUS Gold
Corsair SF850L delivers steady power output at up to 90% efficiency, and Cybenetics-certified for lower power consumption, less noise, and cooler temperatures.


Japanese 105°C Capacitors
Built with 100% Industrial-grade, 105°C-rated Japanese primary electrolytic capacitors for unwavering power and reliability.
Zero RPM Fan Mode
Cooled by a powerful and quiet 120mm rifle bearing fan, with support for Zero RPM mode to ensure your PSU stays virtually silent when not under high load.
Compact
Ideal for small form factor (SFF) PCs that don’t skimp on power, or for saving space in a larger build, SF-L Series PSUs pack a huge punch for their size.
ATX 3.0 Certified
The ATX 3.0 standard demands a high level of reliability and power efficiency. While many CORSAIR PSUs meet these requirements, SF-L Series PSUs are formally certified for ATX 3.0 compliance.
PCIe 5.0 12VHPWR GPU cable included for use with modern graphics cards such as the NVIDIA GeForce RTX 40 Series.


Fully Modular Cables
Fully modular, CORSAIR Type 5 Gen 1 micro-fit PSU cables, so you only connect the cables your system needs while taking up less space.








