Smart BX1 650W Built to deliver 80 PLUS Bronze with 88% power efficiency, the Smart BX1 series is available in 450W - 750W models. Constructed with a 120mm hydraulic bearing fan, Japanese main capacitors and other premium components to help deliver a continuous and stable power output at 40?, near silent operation and reliable performance. With an ample 5-year warranty, the Smart BX1 is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features.Ultra Quiet 120mm Hydraulic Bearing Fan Featuring a 120mm hydraulic bearing fan with intelligent RPM controls to help guarantee superior cooling performance and near silent operation.Low Ripple Noise All ripples are lower than 80mV on +12V, and lower than 40mV on +5V or +3.3V from 0% to 100% load to ensure a stable operation and keep your performance-critical components, such as high-end graphics cards, to function reliably for longer.Premium Japanese Main Capacitor Providing great durability as well as offering the highest stability, while remaining reliable.High Amperage Single +12V Rail Powerful single +12V rail ensures a stable and reliable supply to other PC components. Multiple Connectors Soft black cables come with sleeve cabling, designed to make cable installation an easy task while fully powering the system at optimal voltages80 PLUS Bronze Certified and Intel C6/C7 States Ready Smart BX1 series saves energy through its high energy efficiency up to 88% and is certified to 80 PLUS® Bronze. It has been optimized to work with all generations of Intel''s processors to achieve maximum energy saving.