SystemCooling.com has reviewed a lot of power supplies over the past two years but none that provided hardware redundancy and hot-swap capabilities. The new SilverStone Gemini series ST46GF is actually two power supplies in one. Each power supply module is capable of delivering 460 watts continuous power. During normal operation the two modules share the load but if either one should fail, the other module will automatically carry the full load.



Link: Systemcooling