The 3Com Switch 7700 Power Cord Resiliency Kit provides dual power inputs into a Switch 7700 8-Slot and 7-Slot chassis, Switch resiliency is improved and accidental power disconnects are minimized when there are two power cord connections into the switch, The module has two power cord inputs, drawing power from one with automated switchover to the other on a failure or disconnect, This is a field-upgradeable kit for any 8-slot or 7-slot chassis, 120V installations, Input Voltage: 100-120 VAC, SKU: HYPRM0018