Smart BM2 550W - TT Premium Edition Built to deliver 80 PLUS Bronze efficiency with up to 85% of it, the Smart BM2 series is available in 450W/550W/650W/750W. Constructed with a 140mm rifle bearing fan, Japanese main capacitors and other premium components, the Smart BM2 550W delivers a continuous and stable power output at 40?, allowing near silent operation and reliable performance. With an ample 5-year warranty, the Smart BM2 550W is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features. Ultra Quiet 140mm Rifle Bearing Fan The Smart BM2 550W adopts a 140mm silent Rifle Bearing fan with intelligent preset RPM control guarantying cooling performance and silent operation. Semi Modular Flat Cable Design Soft flat black cables come with sleeve cabling, designed to make cable installation an easy task while fully powering the system at optimal voltages. Japanese Main Capacitor High quality Japanese main capacitor greatly improves the power supplies durability and ensures the Smart BM2 550W to have highest stability and reliability. DC to DC for Stable Output Voltage With DC to DC design, the unit can optimize maximum energy harvest for your system. Such as efficiently change voltage level for 12V, 5V, and 3V and to match the loads to your power supply. High Amperage Single +12V Rail Powerful single +12V rail ensures a stable and reliable supply to other PC components. 80 PLUS Bronze Certified and Intel C6/C7 States Ready Smart BM2 550W saves energy through its high energy efficiency up to 85%. It has been optimized to work with all generations of Intel''s processors to achieve maximum energy savings.