Aerospace Wiring Harness Market - By Aircraft Type, By Application, By End Use - Global Forecast, 2025 - 2034

Aerospace Wiring Harness Market Size

The global aerospace wiring harness market was estimated at USD 6.5 billion in 2024. The market is expected to grow from 6.8 billion in 2025 to USD 8.7 billion in 2030 and USD 10.9 billion in 2034, at a CAGR of 5.5% during the forecast period of 2025–2034.

• The growth of the aerospace wiring harness industry is attributed to factors such as the rising aircraft production, stringent safety regulations, electrification of aircraft systems, growth in military aviation, and the rise of maintenance, repair, and overhaul (MRO) activities.
   
• The aerospace wiring harness market is expanding due to the growing production of aircrafts around the world. Post covid pandemic there is a global increase in air travel and to meet the growing demand the aviation industry has increased its fleet size for commercial and cargo demand recovery after the pandemic.
   
• For instance, in 2023, leading aircraft manufacturer Airbus has increased its production of its A320 family aircraft to deliver substantial backlog of orders. The company delivered 735 commercial aircraft in 2023, which represents an notable increase from 661 commercial aircraft deliveries in 2022. This has led to growing demand for sophisticated wiring harness assemblies that ensure effective power distribution and avionics integration.
   
• Stringent safety regulations are increasingly being imposed by aviation authorities such as FAA, EASA, and ICAO, that mandates ultra reliable, fire resistant, and lightweight wiring solutions. These regulations such as FAA, FAR, and EU CS – 25 are further encouraging manufacturers to adopt materials meeting AS/EN 9100 standards to withstand extreme conditions such as fire & vibrations. Additionally, the growing emphasis towards enhanced aircraft safety standards has imposed strict rules and regulations on arc fault protection and smoke/fire resistance, which further propels the demand for shielded harness & fireproof conduits, that contributes to the market growth.
   
• The aviation industry is witnessing the shift towards electrification, which has led to increasing replacement of hydraulic/pneumatic systems with electric power. This transition has led to growing demand for more complex and high-performance wiring solutions to support next gen aircraft structure. For instance, traditional aircraft such as Boeing 737 incorporates nearly 100 kms of wiring, whereas the modern electric/hybrid aircrafts such as Airbus 350 & eVTOL requires nearly 150 kms of wiring for more electric aircraft (MEA) systems (such as electric breaks, landing gears, & flight control) and redundant power distribution for safety critical systems.
   
• On the basis of aircraft type, the global aircraft wiring harness market is categorized into turbofan, turbojet, turboprop, turboshaft, UAVs, and VTOLs. The turbofan aircraft type was the largest segment in the market and held nearly 67.6% of the total market share in 2024. The growth in this segment is fueled by the rising demand for fuel-efficient and next-generation commercial & military aircraft.
   
• North America dominated the aerospace wiring harness market and was valued at USD 2.4 billion in 2024 and is projected to grow with a CAGR of 5.2% during the forecast period. This growth is supported by the mature aerospace manufacturing base, growing defense & commercial aviation demand, and rapid adoption of automation and smart manufacturing technologies.
   

Aerospace Wiring Harness Market Trends

• The trend towards lightweight and high-performance materials is transforming the market as manufacturers prioritize weight reduction to improve fuel efficiency and reduce emissions. This trend began around 2016, driven by stricter environmental regulations and rising fuel costs. It is impacting the market through adoption of advanced composites, aluminum alloys, and high-temperature insulations that reduce weight without compromising safety. Manufacturers should invest in R&D and collaborate with OEMs for tailored solutions. The trend is expected to remain dominant through 2032 as sustainable aviation goals intensify across the industry.
   
• The integration of advanced data and power management systems is reshaping the aerospace wiring harness market as aircraft become more electrified and connected. This trend emerged around 2018 with the rise of more-electric aircraft and increased in-flight connectivity demands. It is impacting the market by driving complex, higher-density harness designs capable of supporting power distribution, signal integrity, and data transfer. Manufacturers should focus on modular architectures and EMI shielding. The trend is expected to grow through 2033, aligning with the industry's shift to electric and hybrid propulsion systems.
   
• The adoption of automated manufacturing and testing technologies is revolutionizing aerospace wiring harness production by boosting efficiency, precision, and quality assurance. This trend started around 2019 as manufacturers faced skilled labor shortages and increasing production rates. It is impacting the market through the use of robotic assembly, automated crimping, and advanced diagnostic testing that reduce errors and costs. Companies should invest in automation training and quality management systems. The trend is expected to dominate through 2031 as the aerospace sector demands higher output and consistent quality for growing aircraft orders.
   

Aerospace Wiring Harness Market Analysis

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Based on the aircraft type, the market is segmented into turbofan, turbojet, turboprop, turboshaft, UAVs, and VTOL.
 

• The turbofan segment was the largest market and was valued at USD 4.3 billion in 2024. The continuous shift towards low-emission and fuel-efficient aeroplanes has resulted in the adoption of geared turbofan engines which require custom wiring harnesses to manage complex advanced electronics systems.
   
• Moreover, the growing emphasis towards military modernization programs among governmental organizations such as U.S. and NATO defense budgets are prioritizing next gen fighter jets such as F-35, which fuels the demand for EMI shielded and high temperature resistant harness for combat reliability.
   
• The UAVs segment is the fastest-growing market and is expected to grow with a CAGR of 8.8% during the forecast period. These UAV platforms emphasize towards weight saving measures, which is driving the shift towards compact and light weight designs, using flat harness or lightweight shielding. Additionally, several long range UAVs, operating beyond the visual line of sight requires advanced communication, telemetry, and power routing infrastructure, further fuels the demand for advanced complex wiring harness.
   
• Furthermore, the growing demand for UAVs is fuelled by the growing demand for weight efficient and compact harness systems. For instance, according to the Association for Uncrewed Vehicle Systems International (AUVSI), over 70% of new UAVs deployed for commercial and defense applications in 2023 were BVLOS-capable, all of which require highly reliable data and power infrastructure, which is supported by the flat ribbon harnesses, lightweight shielding, and high density connectors.
   
• Manufacturers must emphasize towards the development of ultra lightweight, EMI protected, and modular harness systems, which would be specifically tailored for BVLOS UAV platforms. Moreover, manufacturers must also focus on designs that align with international UAV standards and SWaP-centric specifications.

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Based on application, the aerospace wiring harness market is bifurcated into avionics, power distribution, flight control systems, lighting systems, engine & propulsion systems cabin interiors & in-flight entertainment (IFE) landing gear systems, and others.
 

• The avionics segment was the largest market share and was valued at USD 1.8 billion in 2024. The rise in air travel, with the International Air Transport Association (IATA) projecting 8.2 billion passengers by 2033, has led to a surge in demand for complicated avionics for navigation, communication, and surveillance. For instance, several modern aircraft such as Boeing 747 and Airbus A350 incorporate advanced digital avionics that rely on advanced wiring harness for real time data processing and connectivity.
   
• The power distribution is the fastest-growing segment in the market and is projected to grow with a CAGR of 7.6% during the forecast period. The shift towards more electric aircraft (MEA) concepts increases the use of efficient power distribution systems. For example, the A350 XWB with a highly advanced electrical system requires a high capacity wiring harness to perform its day-to-day operations. The trend of A350 XWB towards electrically driven systems will greatly influence the development of wiring harnesses and their corresponding electrical output distribution capabilities.
   
• For instance, The International Air Transport Association (IATA) has reported that airlines are prioritizing MEA platforms to reduce fuel burn, maintenance costs, and system complexity. This has fuelled the demand for robust, lightweight, and high capacity wiring harness to manage the power load and distribution effectively.
   
• Manufacturers should focus on R&D towards high voltage, thermally resistant, and EMI protected wiring systems, specifically tailored for MEA (more electric aircraft) and hybrid electric aircraft platforms. Collaborating with OEMs such as Airbus and Boeing to meet the growing demand for electrical load and distribution will assists manufacturers to secure long term program inclusion.
   

Based on the end use, the aerospace wiring harness market is segmented into OEMs and aftermarket.
 

• The OEMs segment was the largest market and was valued at USD 4.8 billion in 2024. To improve productivity during the aircraft manufacturing process, streamline assembly, and reduce assembly time, original equipment manufacturers (OEMs) are incorporating more advanced wiring harnesses into their aircraft.
   
• Moreover, the rising demand for fuel efficient and technologically advanced aircraft is fuelling the production of next generation platforms such as A320neo, B737 Max, and several other upcoming electric or hybrid aircraft. These advanced aircraft are replacing traditional hydraulic and pneumatic control, that significantly increases complexity and quantity of wiring harness.
   
• The aftermarket segment is the fastest growing market, compounding with an annual growth rate of 6.9% during the forecast period. The aftermarket segment is growing because of the growing demand for maintenance, repair and overhaul (MRO) services for existing aircraft fleets. For instance, the International Air Transport Association (IATA), stated that over 20,000 commercial aircraft will remain in active service through 2030, with more than 55% of them exceeding 10 years of operational age.
   
• Companies like Lufthansa Technik are expanding their MRO servicing scope to include wiring harness replacements and upgrades due to the obsolete wiring systems in older aircraft. This shift in servicing aftermarket needs is driving the market toward the greater need for replacement and retrofit wiring harnesses to increase the serviceability of the aircrafts.
   
• Harness suppliers should emphasize towards expanding their capabilities in certified MRO compatible wiring kits and modular retrofit harness solutions, which are specifically designed for aging aircrafts. Also, Manufacturers can enter into strategic partnerships with major MRO providers and avionics upgrade contractors, which will further allow manufacturers to capitalize on the growing aftermarket demand.
   

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North America dominated the aerospace wiring harness market and accounted for USD 2.4 billion in 2024. This growth is supported by the growing investment towards advanced aircraft programs and advanced electrification. In addition, NASA and private players are strongly investing in electrical aviation projects, which further fuels the demand for personalized harness solutions with high voltage capabilities.
 

• The market aerospace wiring harness industry in U.S. has been expanding steadily and was valued at USD 1.9 billion in 2024. The U.S. Aerospace sector is seeing a resurgence, with huge investments in modernizing aircraft fleets and expanding manufacturing capacity. For instance, Boeing's 737 Max production ramp and the development of the next generation 777x are generating demand for new wiring harnesses to support enhanced avionics and power systems. This resurgence is promoting innovation in wiring solutions, with emphasis on light-weight materials and increasing electrical efficiency. As the U.S. is still devoted to aerospace innovation, the demand for cutting-edge wiring harnesses should go up dramatically.
   
• Manufacturers should prioritize on collaboration with major U.S. aerospace OEMs and Tier 1 suppliers with a focus towards fleet modernization and next generation aircraft programs. Additionally, manufacturers offering lightweight and thermally efficient harness systems with modular integration for advanced avionics and power subsystems will assist in securing contracts among both commercial and defense sectors.
   
• The Canada aerospace wiring harness market is anticipated to surpass USD 828.4 million by 2034. The aerospace sector of Canada, along with the presence of companies such as Bombardier and De Havilland continues to manufacture regional and business jet, that rely on advanced avionics and wiring integration. Furthermore, the defense budget of Canada supports modernization of aircrafts such as CP 140 Aurora and production of advanced fighter jets, which generates significant demand for custom military grade wiring harness systems in both OEMs and retrofitting segments.
   
• Harness manufacturers must target the civil aviation OEMs of Canada with lightweight and high density wiring harness, specifically tailored for regional jet platforms, while also focusing towards the development of defense grade solutions, that are compatible with retrofits and next gen military aircrafts.
   

Europe aerospace wiring harness market was valued at USD 1.9 billion in 2024 and is anticipated to grow significantly with a CAGR of 4.2% during the forecast period. This growth is driven by the push towards sustainable aviation and hydrogen electric concepts, which further drives the demand for light weight and thermally efficient wiring harness across the European OEMs and suppliers.
 

• The Germany aerospace wiring harness market has been expanding significantly, achieving a CAGR of 4.3% during the forecast period. The aerospace industry in Germany is focusing on the stability and technological innovation with the Green Deal objectives of the European Union. Airbus initiative in developing hydrogen-operated aircraft and electric propulsion systems is affecting the design and complexity of the required wires harness. This progression requires integration of new materials and configurations in the wiring system to accommodate alternative energy sources. For instance, according to the German Aerospace Industries Association (BDLI), the aerospace sector in Germany generated USD 45.7 billion in revenue in 2023, with over 72% of that from civil aviation.
   
• Manufacturers must align their product development with Airbus’s hydrogen and electric propulsion roadmaps, that focuses on next generation materials with superior thermal and chemical resistance. Tailoring the wiring harness solutions to comply with EU environmental compliance standards will also be crucial for success in the German aerospace landscape.
   
• The aerospace wiring harness market in the UK is projected to reach USD 352.2 million by 2034. The growth in the region is fuelled by the country's focus on advanced electric propulsions, growing air travel demand, and strong focus on innovation. Moreover, the well-established MRO hubs such as those operated by GE Aviation and Rolls Royce, is modernizing aged flights with new-generation avionics to address new safety and efficiency standards. For instance, according to ADS Group UK, the aerospace sector contributed an estimated 43.3 billion to the UK economy in 2023, of which over 90% was exported, pointing to the strategic importance of high-performance components such as wiring harnesses.
   
• Manufacturers should target UK based OEMs and MROs with lightweight and high voltage wiring systems. Collaboration with ATI funded programs and UAV developers will further assists manufacturers for securing early-stage integration of advanced wiring harness solutions.
   

Asia Pacific aerospace wiring harness market is the fastest growing and is anticipated to grow with a CAGR of 8.1% during the forecast period. The regional growth is fuelled by the surge in indigenous aircraft programs and domestic manufacturing capacity.
 

• In China, the market has been expanding, achieving a CAGR of 8.3% and reaching a valuation of USD 549.5 million in 2024. As China works towards expanding its own aerospace capabilities- with an indigenous aircraft, the Comac C919, and mission after mission into space-the focus has shifted to self-reliance in aerospace technology. This, in turn, has increased domestic production of components, such as wiring harnesses with specific requirements for an aircraft. That growth will continue to build a strong supply chain in China, which will improve domestic quality and specialization for wiring systems. As the aerospace sector continues to grow in China, a growing demand for customized, high-level wiring harnesses should be anticipated.
   
• Manufacturers should focus on collaborating with regional aerospace clusters and leverage government backed funding for aerospace component innovation. Additionally, Manufacturers should also prioritize the development of high reliable, lightweight, and thermally resilient harness tailored for China’s indigenous aircraft platforms, which will assist in securing long term positioning.
   
• The aerospace wiring harness market in Japan has been experiencing steady expansion, achieving a CAGR of 7.4% and attaining a valuation of USD 114.9 million in 2024. The Japanese aerospace industry is making use of its expertise in precision engineering and electronics to develop high-tech aircraft systems. Collaborations between Japanese firms and international aerospace are focusing on integrating sophisticated avionics and lightweight materials, which are affecting wiring harness design. For instance, according to the Society of Japanese Aerospace Companies (SJAC), Japan’s aerospace production exceeded USD 12 billion in 2023, with over 82% of output linked to aircraft systems and components.
   
• Manufacturers must engage with Japanese aerospace firms, which are engaged in global aircraft programs to co-develop compact, and high-density wiring harness, that aligns with the precision and modularity standard of Japan. Furthermore, Manufacturers emphasizing towards lightweight, EMI protected, and avionics compatible harness solution, which will further secure relevance in both domestic and international supply chains.
   
• The India aerospace wiring harness market is projected to surpass USD 701.2 million by 2034, growing at a CAGR of 8.5% during the forecast period. The aerospace sector in India has been growing rapidly with the presence of indigenous programs such as HAL Tejas, MK-1A, and Ghatak UAV, all of which require advanced wiring harness to ensure proper working of avionics, power distribution, and electronic warfare systems. Moreover, the Indian Ministry of Defence has allocated USD 19.5 billion for domestic procurement in its 2023–24 defense budget, marking a continued commitment to self-reliance.
   
• Wiring harness manufacturers must align with HAL, DRDO, and private Indian aerospace integrators for the development of combat grade harness systems, which are specifically tailored for indigenous platforms. Furthermore, manufacturers must enter into strategic collaboration with Indian aerospace SMEs under the Atmanirbhar Bharat program can further help to scale up supply chain resilience while capturing the growing defense and UAV harness demand.
   

The Latin America aerospace wiring harness market was valued at USD 224.1 million in 2024 and is anticipated to grow with a CAGR of 2.4% during the forecast period. The expansion of regional jet market and refurbishment of the aging aircrafts are the key growth drivers for the region.
 

The Middle East & Africa market is anticipated to surpass USD 667.4 million by 2034 with a CAGR of 3.5% during the forecast period. The increasing investment towards defense modernization such as acquiring F-15, Eurofighter typhoon, and various UAV systems.
 

• The South Africa aerospace wiring harness market is projected to grow with a CAGR of 4.9% during the forecast period. The region is emphasizing towards upgradation of its existing military aircrafts and helicopters, which fuels significant demand for wiring refurbishment.
   
• The Saudi Arabia aerospace wiring harness industry was valued at USD 52.6 million in 2024. Saudi Arabia is localizing its aerospace manufacturing as a part of its Vision 2030 agenda, with entities such as SAMI (Saudi Arabian Military Industries) and partnership with global OEMs to develop local assembly and maintenance for its aircrafts. For instance, the South African Defence Budget allocated over USD 290 million in 2024 for air force maintenance and fleet extension, a portion of which is directed at critical subsystems like avionics and electrical systems.
   
• Manufacturers should focus towards the development of retrofit-compatible, rugged harness solutions, which are designed for legacy South African military platforms. MRO providers and defense OEMs under the DIP framework that will further enable access to refurbishment contracts.
   
• The aerospace wiring harness market in the UAE is projected to surpass USD 30.7 million by 2034, growing with a CAGR of 4.5% during the forecast period. Regional growth is supported by the growing investment in MRO hubs and increased implementation of UAVs for surveillance, border patrol and military operations. Furthermore, the regional instability is also encouraging the government to update its aircraft with modern packets of avionics and sensors, which further boosts the demand for specialized EMI wiring harness systems.
   
• Manufacturers should align their offering with UAE’s defense focused MRO and UAV modernization by supplying military grade, EMI protected, and sensor compatible harness. Manufacturers can prioritize strategic partnership with MRO providers such as AMMROC and local UAV integrators that can further secure long term supply opportunity.
   

Aerospace Wiring Harness Market Share

• The market is a highly competitive and fragmented market with many companies small and big companies within the market. Safran S.A., TE Connectivity plc, AMETEK.Inc., Amphenol Aerospace, and Collins Aerospace are the key players in the aerospace wiring harness market. These companies collectively account for 36.6% of the total market share.
   
• Safran S.A. is a global aerospace leader and accounted for 11.2% of the total market share with profound integration in aircraft electrical systems, including power distribution and wiring. The company's experience in high voltage electric architecture, especially for hybrid-electrical propulsion programs, positions it at the next-generation aircraft avant-garde. Safran OEM partnerships and vertically integrated production make it a critical supplier of complex high performance whip sets.
   
• TE Connectivity is a dominant player and held 10.1% of the total market share in wiring aerospace solutions due to the vast portfolio of connectors, terminals and cable sets. It offers robust, light and EMI resistant components, adapted for severe aerospace environments. The company's global manufacturing and innovation scale in high -speed data transmission and energy transmission technologies make it an indispensable supplier for commercial and defense aerospace programs.
   
• The Amphenol Aerospace held 8.1% of the total market share and specializes in the design of high reliability interconnection systems that are critical to modern wiring harness. Known for its circular connectors and high density cabling, the company serves the main aircraft platforms with products that support extreme aerospace. Its agility in the design of personalized harness, supported by strong OEM relations, makes it a first-rate supplier in the military and commercial aerospace sectors.
   
• Collins Aerospace, a Raytheon Technologies subsidiary, accounted for 7.2% of the total market share leading the market through its integrated avionics and electrical systems that rely heavily on complex wiring harnesses. Its role in aircraft electrification, advanced flight controls, and modular avionics systems requires extensive harnessing solutions. Collins' end-to-end engineering, testing, and in-house harness manufacturing capabilities cement its leadership in high-integrity aerospace electrical architectures.
   

Aerospace Wiring Harness Market Company

The top prominent companies operating in the market include:
 

• Amphenol Corporation
• Ametek
• Cloom Tech
• Collins Aerospace
• GKN Aerospace
• Herber Aircraft Service
• Heritage Aviation
• HTL
• InterConnect Wiring
• Latecoere
• Miracle Electronics Devices
• Safran
• TE Connectivity
• VezeWire
• Unicor
   
• TE Connectivity plc, Amphenol Corporation, Safran S.A., Collins Aerospace are considered leaders as they have extensive global manufacturing footprints, broad product portfolios, and strong partnerships with major OEMs. They focus on advanced lightweight materials, high-reliability designs, and integration with aircraft electrical systems, investing in R&D to meet stringent aerospace safety and performance standards.
   
• GKN Aerospace, Latecoere, Amphenol Aerospace are positioned as challengers, leveraging strong aerospace expertise and established OEM relationships to expand market share. Their strategies emphasize custom-engineered harness solutions, international expansion, and adoption of advanced manufacturing techniques to deliver weight reduction, design flexibility, and compliance with evolving industry regulations.
   
• InterConnect Wiring, HTL Ltd., Heritage Aviation, Ltd. are considered followers as they focus on reliable, cost-effective production for specific aircraft types or retrofit markets. Their positioning emphasizes quality, compliance, and responsive service, serving commercial and defense programs without competing head-to-head with global leaders on scale or R&D intensity.
   
• Herber Aircraft Service, Cloom Tech, Miracle Electronics Devices Pvt Ltd., UNICOR, VezeWire, AMETEK.Inc. are niche players offering specialized harness solutions, repair services, or regionally tailored manufacturing. They differentiate through custom designs, agility on short production runs, and strong customer relationships, targeting specific aerospace segments such as MRO, military retrofits, or emerging regional OEM markets.
   

Aerospace Wiring Harness Industry News

• In April 2024, Q5D Technology Ltd. received a USD 3 million investment led by Lockheed Martin Ventures to advance the development of hardware and software tools aimed at automating the wiring harness assembly process, enhancing efficiency and reliability in aerospace manufacturing.
   
• In April 2024, Safran Electrical & Power introduced the GENeUSCONNECT range of high-power electrical harnesses, designed for next-generation all-electric and hybrid aircraft. These harnesses support voltages up to 800V DC and are engineered to withstand harsh aerospace environments, marking a significant advancement in aircraft electrification technologies.
   
• In September 2024, Zuken unveiled the 2025 version of its Harness Builder for E3 series software. This release enhances wiring harness design with expanded automation, improved formboard features, and direct machine integration, aiming to elevate the precision and efficiency of harness manufacturing processes.
   

The aerospace wiring harness market research report includes in-depth coverage of the industry with estimates and forecasts in terms of revenue in (USD Million) & volume in (Million Units) from 2021 – 2034 for the following segments:

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Market, By Aircraft Type

• Turbofan
• Turbojet
• Turboprop
• Turboshaft
• UAVs
• VTOL

Market, By Application

• Avionics
• Power distribution
• Flight control systems
• Lighting systems
• Engine & propulsion systems
• Cabin interiors & in-flight entertainment (IFE)
• Landing gear systems
• Others

Market, By End Use

• OEMs
• Aftermarket

The above information is provided for the following regions and countries: 

• North America 
  • U.S.
  • Canada 
• Europe
  • Germany
  • UK
  • France
  • Spain
  • Italy
  • Netherlands 
• Asia Pacific
  • China
  • India
  • Japan
  • Australia
  • South Korea 
• Latin America
  • Brazil
  • Mexico
  • Argentina 
• Middle East and Africa
  • Saudi Arabia
  • South Africa
  • UAE