Aircraft Auxiliary Power Unit Market

By Type;

Commercial Aviation, Military Aviation and General Aviation

By Product;

Battery Power, Electric Ground Power and Others

By Aircraft;

Fixed Wing and Rotary Wing

By Geography;

North America, Europe, Asia Pacific, Middle East & Africa and Latin America - Report Timeline (2021 - 2031)
Report ID: Rn738352532 Published Date: August, 2025 Updated Date: September, 2025

Aircraft Auxiliary Power Unit Market Overview

Aircraft Auxiliary Power Unit Market (USD Million)

Aircraft Auxiliary Power Unit Market was valued at USD 744.55 million in the year 2024. The size of this market is expected to increase to USD 1,061.70 million by the year 2031, while growing at a Compounded Annual Growth Rate (CAGR) of 5.2%.


Aircraft Auxiliary Power Unit Market

*Market size in USD million

CAGR 5.2 %


Study Period2025 - 2031
Base Year2024
CAGR (%)5.2 %
Market Size (2024)USD 744.55 Million
Market Size (2031)USD 1,061.70 Million
Market ConcentrationMedium
Report Pages400
744.55
2024
1,061.70
2031

Major Players

  • Honeywell International Inc.
  • United Technologies Corporation
  • AAR Corporation
  • Jenoptik AG
  • The Marvin Group
  • Telair International GmbH
  • Aerosila JSC
  • Hamilton Sundstrand Corporation
  • Technodinamika Holding Ltd.

Market Concentration

Consolidated - Market dominated by 1 - 5 major players

Aircraft Auxiliary Power Unit Market

Fragmented - Highly competitive market without dominant players


The Aircraft Auxiliary Power Unit (APU) Market is experiencing robust growth, fueled by the rising need for efficient onboard power generation. Nearly 55% of modern aircraft depend on APUs for essential non-propulsion operations, underscoring their importance in enhancing reliability and reducing ground support reliance.

Focus on Fuel Efficiency
A key focus is on fuel efficiency, with about 40% of new APUs incorporating advanced combustion designs that lower fuel use while improving power output. This aligns with the industry’s shift toward more sustainable aviation solutions and cost-efficient operations.

Integration of Digital Monitoring
The integration of digital monitoring technologies is also transforming the sector, with close to 45% of APUs featuring sensors and predictive diagnostics. These systems enable real-time performance checks, extending operational uptime and improving maintenance strategies.

Adoption in Commercial Aviation
Commercial aviation accounts for the majority of demand, with over 50% of APU usage dedicated to passenger and freight aircraft. Their role in powering cabin systems, providing air conditioning, and supporting engine starts reinforces their indispensable function in everyday airline operations.

Emphasis on Lifecycle Durability
Manufacturers are increasingly focused on durability and lifecycle management, with nearly 35% of enhancements aimed at prolonging service life and streamlining maintenance. This commitment ensures APUs remain vital to aviation safety, efficiency, and long-term operational stability.

  1. Introduction
    1. Research Objectives and Assumptions
    2. Research Methodology
    3. Abbreviations
  2. Market Definition & Study Scope
  3. Executive Summary
    1. Market Snapshot, By Type
    2. Market Snapshot, By Product
    3. Market Snapshot, By Aircraft
    4. Market Snapshot, By Region
  4. Aircraft Auxiliary Power Unit Market Dynamics
    1. Drivers, Restraints and Opportunities
      1. Drivers
        1. Growing demand for air travel
        2. Expansion of commercial aviation fleets
        3. Advancements in APU technology
        4. Stringent regulatory requirements
        5. Increasing focus on fuel efficiency
      2. Restraints
        1. High initial investment costs
        2. Complexity of integration
        3. Maintenance and repair challenges
        4. Environmental concerns regarding emissions
      3. Opportunities
        1. Rising adoption of electric and hybrid APUs
        2. Expansion of low-cost carriers and regional airlines
        3. Development of lightweight and fuel- efficient APU systems
        4. Growth of emerging markets
        5. Integration of advanced monitoring
    2. PEST Analysis
      1. Political Analysis
      2. Economic Analysis
      3. Social Analysis
      4. Technological Analysis
    3. Porter's Analysis
      1. Bargaining Power of Suppliers
      2. Bargaining Power of Buyers
      3. Threat of Substitutes
      4. Threat of New Entrants
      5. Competitive Rivalry
  5. Market Segmentation
    1. Aircraft Auxiliary Power Unit Market , By Type, 2021 - 2031 (USD Million)

      1. Commercial Aviation

      2. Military Aviation

      3. General Aviation

    2. Aircraft Auxiliary Power Unit Market , By Product, 2021 - 2031 (USD Million)

      1. Battery Power

      2. Electric Ground Power

      3. Others

    3. Aircraft Auxiliary Power Unit Market , By Aircraft , 2021 - 2031 (USD Million)
      1. Fixed Wing
      2. Rotary Wing
    4. Aircraft Auxiliary Power Unit Market , By Geography, 2021 - 2031 (USD Million)
      1. North America
        1. United States
        2. Canada
      2. Europe
        1. Germany
        2. United Kingdom
        3. France
        4. Italy
        5. Spain
        6. Nordic
        7. Benelux
        8. Rest of Europe
      3. Asia Pacific
        1. Japan
        2. China
        3. India
        4. Australia & New Zealand
        5. South Korea
        6. ASEAN (Association of South East Asian Countries)
        7. Rest of Asia Pacific
      4. Middle East & Africa
        1. GCC
        2. Israel
        3. South Africa
        4. Rest of Middle East & Africa
      5. Latin America
        1. Brazil
        2. Mexico
        3. Argentina
        4. Rest of Latin America
  6. Competitive Landscape
    1. Company Profiles
      1. Honeywell International Inc.
      2. RTX Corporation (including Collins Aerospace / Pratt & Whitney)
      3. PBS Group a.s.
      4. JSC SPE Aerosila
      5. Safran SA
      6. Technodinamika (Rostec)
      7. Rolls-Royce plc
      8. Motor Sich JSC
      9. Aegis Power Systems, Inc.
      10. Eaton Corporation plc
      11. Liebherr Aerospace (Liebherr Group)
      12. Jakadofsky GmbH
      13. Pratt & Whitney Canada
      14. Hamilton Sundstrand
      15. Kinetics Ltd.
  • Future Outlook of the Market