Patent ID: 8836175

Claim:
A system, comprising: a rack; one or more computing devices installed in the rack, wherein the one or more computing devices comprise one or more power supply units, wherein the one or more power supply units comprise a set of power inputs; one or more rack power distribution units installed in the rack, wherein the one or more rack power distribution units comprise a set of power output receptacles; and one or more cables configured to couple the set of power inputs of the power supply units to the set of power output receptacles on the one or more rack power distribution units, wherein the set of power output receptacles on the one or more rack power distribution units match the set of power inputs on the power supply units such that there are no unused power output receptacles on the one or more power distribution units when the power inputs of the one or more power supply units are coupled to the power output receptacles of the one or more rack power distribution units.