This Dell W8R3C 750W platinum plus hot-swap switching PSU features a 750 watt AC Common Slot (CS) platinum plus hot-plug power supply. It supports power discovery services (blue plug) and offers 94 percentage efficiency. Keep in mind that this Dell W8R3C 750W platinum plus hot-swap switching PSU does not allow for the mixing of different power supplies in the same server. These Dell W8R3C 750W platinum plus hot-swap switching power supplies have a common electrical design that allows for a tool-free installation into a Dell storage or server solution. With common slot power supplies, you get the maximum amount of both efficiency and input-output options, plus the ability to use the properly sized power supply for individual storage and server environments and configurations. With this flexibility available, your organization can cut down on wasted energy, lower energy costs, and reduce the amount of trapped power capacity inside your data centers. After a successful power supply firmwa