SF Series SF450 - 450 Watt 80 PLUS Gold Certified High Performance SFX PSU 
SF Series™ power supplies bring legendary CORSAIR performance and reliability to the SFX small form factor standard with 80 PLUS Gold certification, Zero RPM mode, and 100% 105°C Japanese electrolytic capacitors.
 
 
 
The Small Form Factor Power Supply for Your Big Ideas
SF Series power supplies bring legendary Corsair performance and reliability to the SFX small form factor standard. They have the features found in full-size high performance power supplies, with certification for 80 PLUS Gold efficiency, superior voltage regulation, Zero RPM mode for virtually silent operation, and 105°C All Japanese capacitors for better reliability.
 
 
 
80 Plus Gold Certified
If you’re building a small system that’s going to see a lot of use, low heat generation and high efficiency are essential. SF Series power supplies operate at greater than 90% efficiency at 50% load on 115V circuits.
 
 
 
SFX Form Factor
SF Series is designed to the SFX power supply specification for high performance small form factor systems.
 
 
 
Fully Modular Cable Set
The detachable DC cables make builds and upgrades easy, with clean, great-looking results. Use only the power cables you need lets you save valuable internal space and can improve system airflow.
 
 
 
100% All Japanese 105C Capacitors
Premium internal components ensure solid power delivery and long term reliability.
 
 
 
Zero RPM Fan Mode
Building a silent PC? SF Series power supplies are so efficient that the fan doesn’t need to spin at low to medium loads