SilverStone Technology 450W SFX Form Factor 80 PLUS GOLD Full Modular Power Supply with +12V single rail, Active PFC (ST45SF-G) Support standard SFX form factor and ATX via included bracket 80 PLUS Gold level efficiency (87%~90% efficiency at 20%~100% loading) 100% modular cables 450W continuous power output at 40-degree C operating temperature rated for 24/7 operation Class-leading single Plus 12V rail with 37A Strict Plus or Minus 3% voltage regulation and low ripple and noise Silent running 80mm fan with 18dBA minimum Single PCI-E 8pin and dual PCI-E 6-Pin connectors support. Please Note: KIndly refer the User Manual before use.