Patent ID: 7573232

Claim:
An uninterruptible power supply comprising: an input to receive input power from a power source; a battery having a plurality of terminals and an axis extending through a center point of the battery; an output to provide power to a load from at least one of the input power and the battery; and a housing including: an upper housing portion having a plurality of receptacle plugs and battery connectors positioned therein, wherein each of the battery connectors is configured to make contact with a corresponding one of the plurality of terminals; and a lower housing portion constructed and arranged to receive the battery, wherein the housing is configured to wholly enclose the battery within it in each of two orientations with respect to the axis including: (1) a first orientation in which the battery is in a first rotational position relative to the axis and each of the plurality of terminals on the battery make contact with a corresponding one of the battery connectors; and (2) a second orientation in which the battery is in a second rotational position relative to the axis and each of the plurality of terminals does not make contact with any of the battery connectors, wherein the second rotational position is different than the first rotational position.