Device with multiple, concurrently-installed power molecules and method for controlling same

A powered device comprising:

• a plurality of power module receptacles each adapted to operationally receive a power module, each power module comprising one of either a rechargeable battery pack, non-rechargeable battery pack, and AC power pack, wherein at least one of said plurality of power module receptacles is configured to receive an AC power pack and at least one of said plurality of power module receptacles is configured to receive a rechargeable power pack or a non-rechargeable power pack, wherein the AC power pack comprises a different form factor than that of the rechargeable power pack and that of the non-rechargeable power pack;
• and
• a power distribution system configured to connect electrically selected power modules installed in the power module receptacles with components of the device.

An electrotherapy device having a plurality of power module receptacles configured to have concurrently installed therein a respective plurality of power modules, each of said plurality of power modules comprising one of either a rechargeable battery pack, non-rechargeable battery pack, and AC power pack, wherein at least one of said plurality of power module receptacles is configured to receive an AC power pack and at least one of said plurality of power module receptacles is configured to receive a rechargeable power pack or a non-rechargeable power pack, wherein the AC power pack comprises a different form factor than that of the rechargeable power pack and that of the non-rechargeable power pack, and further wherein the device connects a first selected one of the plurality of installed power modules to device components and connects a second selected one of the plurality of installed power modules to another concurrently installed power module.