Systems and method for installing computer equipment and power distribution equipment in facilities is provided. In one aspect, the present invention provides an uninterruptible power supply system for use with a plurality of devices, each of the plurality of devices having a power input to receive power. The uninterruptible power supply system includes an equipment rack, an input to receive input power, a DC power source mounted in the equipment rack that provides DC power, an output that provides output power derived from at least one of the input power and the DC power, power distribution circuitry, mounted within the equipment rack, having a plurality of distribution devices each having an input coupled to the output to receive the output power, and a plurality of output power cables each having a first end coupled to one of the plurality of distribution devices to receive output power and a second end that mates with the power input of one of the plurality of devices.