Airframe APUs

Aircraft auxiliary power units (APUs) provide power to various systems when the main engines are not running. These units offer an efficient power supply for an aircraft, ensuring smooth operations and enhanced safety. Trusted manufacturers of APUs in aviation like Boeing, BAE Systems Controls Inc., and Honeywell guarantee quality and durable products meant to withstand the harsh conditions seen by aircraft. Browse our selection of aircraft APUs to find the perfect solution for your needs.
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Plug-Auxiliary Power Unit Control
Plug-Auxiliary Power Unit Control

Mfr Part#
246-3106R28-11SX100

AAR Asiana Airlines
AAR Asiana Airlines

Mfr Part#
245W0712-218

Plug-Auxiliary Power Unit
Plug-Auxiliary Power Unit

Mfr Part#
246-310R2811S100

UAL United Airways
UAL United Airways

Mfr Part#
245W0712-202

AAR Asiana Airlines
AAR Asiana Airlines

Mfr Part#
245W0711-218

United Airlines
United Airlines

Mfr Part#
245W0712-115

AAR Asiana Airlines
AAR Asiana Airlines

Mfr Part#
245W0712-229

AAL
AAL

Mfr Part#
246W0711-221

Attachment Installation-Section 42 UPP
Attachment Installation-Section 42 UPP

Mfr Part#
411U4243-2#A

Attachment Installation-Section 42 UPP
Attachment Installation-Section 42 UPP

Mfr Part#
411U4243-1#A

United Airlines
United Airlines

Mfr Part#
411U3999-412

United Airlines
United Airlines

Mfr Part#
411U3999-4120

Assembly, Track Cover, Power With Welds, AF
Assembly, Track Cover, Power With Welds, AF
TE Connectivity

Mfr Part#
3-2033246-7

Flap Assembly-Vortex Generator, Auxiliary Power Unit
Flap Assembly-Vortex Generator, Auxiliary Power Unit

Mfr Part#
65C17166-14

Backup Plate, Auxiliary
Backup Plate, Auxiliary

Mfr Part#
65C26275-10

Panel Assembly UPP
Panel Assembly UPP

Mfr Part#
65C27482-26

Panel Assembly UPP
Panel Assembly UPP

Mfr Part#
65C27482-40

Panel Assembly UPP
Panel Assembly UPP

Mfr Part#
65C27482-30

Panel Assembly UPP
Panel Assembly UPP

Mfr Part#
65C27482-29

Panel Assembly UPP
Panel Assembly UPP

Mfr Part#
65C27482-39

Frequently Asked Questions

What is an APU in an aircraft?

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An APU in an aircraft is a device that provides energy for functions other than propulsion, including powering hydraulic systems, air conditioning, and airframe electrical systems.

How does an aircraft APU work?

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An APU in aviation works by generating electrical power, providing air for starting engines, and powering other systems when the main engines are off.

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