Built to provide research that’s more actionable and strategically valuable, The Business Research Company’s 2026 market reports include market attractiveness analysis, total addressable market sizing, company benchmarking matrices, interactive Excel dashboards, broader supply chain intelligence, emerging startup tracking, and in-depth product insights.
#Aircraft Auxiliary Power Unit Market Forecast: What Value Will The Market Reach By 2030?#_x000D_
The size of the aircraft auxiliary power unit market has seen consistent expansion over recent years. Projections indicate a rise from $3.5 billion in 2025 to $3.62 billion in 2026, exhibiting a compound annual growth rate (CAGR) of 3.4%. This historical growth is attributable to several factors, including the initial implementation of auxiliary power units allowing aircraft to operate independently without requiring ground support, a rising need for dependable electric power supply for aircraft’s internal systems, the creation of APUs based on combustion engines, which utilize diesel, gas, or propane fuels, an increasing deployment of batteries and hydraulic accumulators to facilitate engine starting operations, and the expansion of commercial aircraft fleets, which has led to the standardized installation of APUs._x000D_
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The aircraft auxiliary power unit market size is anticipated to experience consistent expansion over the upcoming years. This market is projected to reach $4.11 billion by 2030, demonstrating a compound annual growth rate (CAGR) of 3.3%. The projected growth can be ascribed to several factors, including an escalating demand for fuel-efficient and low-emission APU technologies, a greater uptake of hybrid and electric APUs aimed at lowering operational expenses, an increase in aircraft production and modernization initiatives necessitating sophisticated auxiliary power systems, ongoing technological progress improving APU reliability, reducing noise, and boosting thermal efficiency, and a broadening regulatory focus on decreasing ground emissions and enhancing energy efficiency within the aviation sector. Additionally, major trends during this forecast period are expected to involve a requirement for efficient auxiliary power units, the development of lightweight and compact APU designs, the incorporation of hybrid and fuel-efficient engines, a heightened emphasis on safety and redundancy systems, and the increased deployment of APUs in unmanned aerial vehicles._x000D_
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#Aircraft Auxiliary Power Unit Market Demand Drivers: What’s Powering Industry Growth?#_x000D_
An anticipated surge in aircraft deliveries is poised to drive the expansion of the aircraft auxiliary power unit market in the future. Aircraft deliveries encompass the entire process of producing, assembling, and supplying aircraft to various clients, such as airlines, private individuals, or military entities. The auxiliary power unit (APU) supplies power to an aircraft’s electrical and pneumatic systems, enabling it to function autonomously while on the ground or during maintenance procedures. This capability diminishes dependence on external power supplies, thereby enhancing operational flexibility for airlines. For example, data from Airbus SE, a France-based aerospace and defense company, reported in January 2024, showed that Airbus delivered 735 commercial aircraft in 2023, representing an 11% rise over 2022. The company also registered 2,319 gross orders (2,094 net), comprising 1,835 A320 Family aircraft and 300 A350 Family aircraft. Consequently, the growing volume of aircraft deliveries is a key impetus for the aircraft auxiliary power unit market._x000D_
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#Aircraft Auxiliary Power Unit Market Segment Analysis Spotlighting Growth Areas#_x000D_
The aircraft auxiliary power unit market covered in this report is segmented – _x000D_
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1) By Product: Battery Power, Electric Ground Power_x000D_
2) By Aircraft Type: Fixed Wind, Wide Body, Narrow Body, Rotary Wing, Unmanned Aerial Vehicle, Other Types_x000D_
3) By End User: Military Aircrafts, Commercial Aircrafts, General Aviation_x000D_
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Subsegments:_x000D_
1) By Battery Power: Lithium-Ion Battery Systems, Nickel-Cadmium Battery Systems_x000D_
2) By Electric Ground Power: Ground Power Units (GPU), Mobile Ground Power Units_x000D_
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#Aircraft Auxiliary Power Unit Market Innovation Trends: What Developments Are Reshaping The Industry?#_x000D_
Major companies operating in the aircraft auxiliary power unit market are focusing on creating innovative products, specifically energy-efficient units, to reduce fuel consumption, lower emissions, and enhance aircraft performance. These energy-efficient units are devices designed to consume less fuel or power while delivering the same output, helping reduce operating costs, decrease greenhouse gas emissions, minimize environmental impact, and improve overall aircraft performance and reliability, making them essential for modern commercial and military aviation. For instance, in September 2025, Pratt & Whitney, a US-based aerospace manufacturing company, collaborated with PBS Group, a Czech Republic-based technology company, to develop a next-generation auxiliary power unit (APU) aimed at providing higher power density, reduced weight, and improved efficiency for both commercial and military aircraft. By leveraging the technological expertise of both companies, these APUs can rapidly start, operate at high altitudes, and support advanced aircraft systems, ultimately contributing to lower fuel consumption, reduced emissions, and improved overall aircraft performance. The new APU is also expected to enable greater flexibility in aircraft design by minimizing space and weight requirements, while providing additional electrical power, enhanced thermal management, and support for electronic warfare systems in defense applications._x000D_
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#Aircraft Auxiliary Power Unit Market Leading Companies: Who Holds The Strongest Market Presence?#_x000D_
Major companies operating in the aircraft auxiliary power unit market are Honeywell International Inc., Hamilton Sundstrand Corporation, Technodinamika, Kinetics Ltd., Rolls-Royce PLC, AEGIS Power Systems Inc., Pratt & Whitney Canada Corp., Safran Power Units SAS, United Technologies Corporation, The Dewey Electronics Corporation, Liebherr-Aerospace Lindenberg GmbH, General Electric Company, BAE Systems plc., Raytheon Technologies Corporation, BOSA S.A., JSC NPP Aerosila, PBS Group a. s., Microturbo, Falck Schmidt Defence Systems A/S, Hartzell Aerospace, The Marvin Group, AMETEK Airtechnology Group, Behlman Electronics Inc., Tecknowledgey, UTC Aerospace Systems, Aerospace Turbine Rotables Inc., AeroVironment Inc., Airborne Systems North America, Aircraft Electronics Associatio _x000D_
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#Aircraft Auxiliary Power Unit Market Regional Outlook: Where Is Opportunity Concentrated?#_x000D_
North America was the largest region in the aircraft auxiliary power unit market in 2025. Asia-Pacific is expected to be the fastest-growing region in the global aircraft auxiliary power unit market report during the forecast period. The regions covered in the aircraft auxiliary power unit market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa._x000D_
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Wasay has over a decade of experience in market research, data modelling, and analytics, with prior experience at GlobalData and Decision Tree Consulting Services. At The Business Research Company , he leads research operations across syndicated studies, customized consulting engagements, and the Global Market Model platform. His professional experience includes supporting organizations such as Boston Consulting Group, KPMG, and Ernst & Young. Wasay holds a degree in Electronics and Communications Engineering, postgraduate management qualifications from International Management Institute Belgium and Indian School of Business and Entrepreneurship, and completed the Integrated Program in Business Analytics from Indian Institute of Management Indore.
