The Corsair CX850 V2 features 850V of maximum power, a single 12V rail and it's a semi modular power supply, which helps reducing clutter on your build by using the only cables that you need. 80 PLUS Bronze certified, which means it's up to 85% energy efficiency reducing heat generation and lowering energy bills. This power supply has universal AC input which makes this usable anywhere. Over-voltage and over-power protection, under-voltage protection and short circuit protection provides maximum safety to critical system components.