If you've ever noticed a little exhaust hole at the rear of a large passenger plane and wondered what it was, that's the location of the plane's APU, or auxiliary power unit. The APU is found on ...

It’s not often that Lufthansa entrusts maintenance to a big rival in the MRO world, but sometime capabilities determine where work must go. The airline group, which owns Lufthansa Technik, has ...

Honeywell International HON has introduced an upgrade for its 131-9B auxiliary power unit (APU) for Boeing 737 aircraft to reduce fuel consumption and carbon dioxide emissions. The new High-Efficiency ...

Credit: Lufthansa Technik Encased in the tail cone of commercial, business, and military aircraft, auxiliary power units enable cabin environmental control system operation without relying on ground ...

Honeywell Aerospace has started using sustainable aviation fuel (SAF) to test aircraft engines and auxiliary power units (APUs) at its Phoenix Engines campus. The company recently received its first ...