Equipped with a new generation of design and components, the Element ST50EF continues SilverStone's stride toward more efficient power supplies. With higher than 80% efficiency, the st50ef produces less wasted heat than typical power supplies and allows the included 120mm fan to operate at very low speeds, ensuring quietness at all times. This stable output and efficient characteristics are packed inside an environmentally-friendly casing that is compatible with nearly any ATX casing on the market. If strong power for dual core/dual video card processing and quietness are the main priorities, the Element ST50EF is for you.

Efficiency over 80%
Dual +12V rails for advanced systems
Dual PCI-E connectors (SLI & CrossFire ready)
Silent running 120mm fan
Support for ATX 12V 2.2
Active PFC