An Auxiliary Power Unit (APU) is a small turbine engine that provides essential auxiliary power, primarily on the ground, to start the main engines and operate onboard electrical systems and cabin ...

(MENAFN- GetNews)As anti-idling laws become more prevalent, medium- and heavy-duty truck fleets are turning to onboard generators like auxiliary power units (APUs), to operate accessory equipment.

Auxiliary power units (APUs) do their dull and dirty work hidden away in aircraft tailcone compartments, unlike their turbine engine brethren connected to the wings or empennage. On occasion however, ...

The U.S. government bailout package for Wall Street includes an exemption from the excise tax for auxiliary power units. The exemption would apply to new APUs when they are bought with new trucks. New ...