Corsair 1000W SF-L Series SF1000L SFX-L PSU, Rifle Bearing Fan, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0

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CORSAIR 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.

Micro-fit PSU connectors and fully modular, flexible cables enable a tidy and compact build, even for exceedingly powerful systems. A 120mm rifle bearing PWM fan deploys Zero RPM mode at lower loads for exceptionally quiet performance. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a seven-year warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. For high-wattage, 80 PLUS Gold power in a compact profile, the SF-L Series is your small form X-factor.


  • Compact SFX-L Form-Factor PSU_ Delivers 850 of continuous power, ideal for power-dense small-form-factor PCs, or saving space in larger builds.
  • Fully Modular, Micro-Fit PSU Connectors_ With flexible cabling, taking up less space for tidy cable management and compatibility in small cases
  • Intel® ATX 3.0 Certified_ Compliant with the ATX 3.0 power standard, supporting the PCIe Gen 5 platform and resisting transient power spikes.
  • 120mm Rifle Bearing PWM Fan_ Delivers quiet, powerful cooling, with Zero RPM fan mode for near-silent operation at lower loads. 
  • 80 PLUS Gold-Certified: Operates at up to 90% efficiency, and Cybenetics-certified for lower power consumption, less noise, and cooler temperatures.
  • 100% Japanese 105°C-Rated Electrolytic Capacitors_ Ensure unwavering power and reliability.
  • Modern Standby Support_ Unlocks extremely fast wake-from-sleep times and better low-load efficiency.
  • 40°C Maximum Operating Temperature_ For reliable power even under high-stress conditions.
  • Resonant LLC Topology: Provides clean, consistent power and enables use of more energy-efficient sleep states.
  • Seven-Year Warranty_ For complete peace of mind.


See Overview
Package Contents
SFX-L Power Supply AC Power cord DC Modular Cable Set Cable Ties
1.14 kg 130 x 125 x 63.5 mm
7 Years

Up to 90%

Additional Features
Form Factor
1000 W
Corsair SF-L
Fully Modular
ATX12V v2.4 EPS12V v2.92 ATX 3.0 & PCIe 5.0 Compliant
#Hide#Wattage Range
1000 - 1200W
80+ Gold
1 x ATX (24-pin) (24) 2 x EPS/ATX12V (8-pin) (4+4) 3 x PCI-E (8-pin) (6+2) 2 x PCI-E (8-pin) (6+2) 1 x PCI-E (12+4) pin 4 x SATA (Straight) 4 x SATA (Right) 3 x PATA
AC Input
Fan Type
120mm Rifle Bearing PWM Fan
Fan Bearing
Rifle Bearing
Low-Noise Zero RPM fan mode
80+ Certification

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