An electrical system for charging computers in a computer cart, comprising: a plurality of electrical channels, each of the plurality of electrical channels including: a switch, the system including a control operatively coupled to each switch of each of the plurality of electrical channels Characterized by each of the plurality of electrical channels including a power strip having a plurality of electrical outlets to provide power to a group of computers connected to the electrical outlets; and a current sensor configured to detect an amount of current drawn by the group of computers connected to the electrical outlets on the electrical channel and provide a current sense signal for the electrical channel; the system further comprising the control being operatively coupled to each current sensor of each of the plurality of electrical channels, the control being adapted to implement an intelligent round robin power distribution process, the intelligent round robin power distribution process selecting a new primary electrical channel every several minutes, the primary electrical channel receiving full power while selected as the primary electrical channel, the intelligent round robin power distribution process causing each of the electrical channels to be selected in sequence to receive full power several times within a sixty minute period, the intelligent round robin power distribution process further using the value of the current sense signal for the selected primary channel to select one or more secondary channels to receive excess current not required by the primary channel. a plurality of electrical channels, each of the plurality of electrical channels including: a switch, the system including a control operatively coupled to each switch of each of the plurality of electrical channels Characterized by each of the plurality of electrical channels including a power strip having a plurality of electrical outlets to provide power to a group of computers connected to the electrical outlets; and a current sensor configured to detect an amount of current drawn by the group of computers connected to the electrical outlets on the electrical channel and provide a current sense signal for the electrical channel; a power strip having a plurality of electrical outlets to provide power to a group of computers connected to the electrical outlets; and a current sensor configured to detect an amount of current drawn by the group of computers connected to the electrical outlets on the electrical channel and provide a current sense signal for the electrical channel; the system further comprising the control being operatively coupled to each current sensor of each of the plurality of electrical channels, the control being adapted to implement an intelligent round robin power distribution process, the intelligent round robin power distribution process selecting a new primary electrical channel every several minutes, the primary electrical channel receiving full power while selected as the primary electrical channel, the intelligent round robin power distribution process causing each of the electrical channels to be selected in sequence to receive full power several times within a sixty minute period, the intelligent round robin power distribution process further using the value of the current sense signal for the selected primary channel to select one or more secondary channels to receive excess current not required by the primary channel.