To see a list of companies or products in this category click on the tabs above.
Sponsorship of the Auxiliary Power sector is currently available. See our advertising pages for details.
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Auxiliary Power Units suppliers linked to most aircraft programs in our database.
Honeywell Aerospace, Engines & Systems (58 aircraft)Latest Airframer news and company press releases
| 25/09/2025 | NEWS: Pratt & Whitney and PBS partner on next-gen APU |
| 19/06/2025 | NEWS: Bell selects Honeywell’s Attune and APU for FLRAA |
Sectors serving Auxiliary Power companies:
Power Transmission •
Metals •
Indicators and Instruments •
Batteries & Accessories •
Actuation •
Sensors, Transducers & Detectors •
Computer Integrated Manufacturing •
Computer-Aided Testing •
Non-Destructive Testing •
Fasteners •
Production Equipment •
Fuel Systems •
Test Services •
Test Equipment •
Valves •
Design Software •
Machining •
Surface Treatment •
Electrical Power Systems •
Production Control •
Electrical Components •
Coatings •
Engine Components •
Passive Electronic Components •
Bearings •
Heat Treatment •
Hot Forming •
Measurement •
Tools •
Mechanical Connectors •
Electrical/Electronic Connectors •
Cold Forming •
Tooling •
Composites •
Fluid Power •
Sheet Metal Processes •
Mechanical Components •
Metal Processes •
Handling Equipment •
Metal Removing •
Lubricants •
Switches •
Plastics •
Non-Mechanical Components •
Chemicals •
Manufacturing Services •
Plastic Processes •
Processes •
Non-metal Materials •
Design •
Adhesives •
Active Electronic Components •
Security •
Technical Consultants •
Marketing •
Professional Services •
Facilities Services •
Buildings •
Trade Organisations •
Personnel & Training
Auxiliary Power
Sectors purchasing from Auxiliary Power companies:
