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.