An electrical device that consists of a transformer and other safety and control devices. Power packs plug into a standard AC outlet and reduce the regular household current (120 volts) to 12 or 24 volts, depending upon the system.

A portable aerosol for use with an airbrush. The power pack is useful for modellers who only airbrush occasionally and do not wish to invest in a compressor. Like any aerosol, the pressure will decrease as the unit becomes spent and it's important to monitor the quality of the paint delivery as you go.

a highly advanced form of battery pack used in numerous science fiction series

A hydraulic pump system supplying machines with high pressure oil.

a device for converting a power supply to a voltage required by particular equipment

A primve mover composed of an engine and generator hydraulic pump or compressor to provide electricity, hydraulic power or air to portable construction equipment such as a vibratory extractor or auger.

transportable self-contained refrigeration unit powered by its own generator.