Electrical Wiring Interconnection System (EWIS) Market Size & Share 2026-2035

Electrical Wiring Interconnection System Market Size

The global electrical wiring interconnection system (EWIS) market was valued at USD 8.4 billion in 2025. The market is expected to grow from USD 8.7 billion in 2026 to USD 10.9 billion in 2031 & USD 13.8 billion in 2035, at a CAGR of 5.2% during the forecast period according to the latest report published by Global Market Insights Inc.

The growth of the market is attributed to the tightening of global aircraft safety regulations governing wiring systems, increasing production of commercial and military aircraft, ongoing fleet modernization and retrofit programs for aging aircraft, rising adoption of More Electric Aircraft (MEA) and advanced avionics, and the growing emphasis on lightweight, high-reliability wiring solutions to improve aircraft performance, fuel efficiency, and operational safety.

The market is significantly driven by the evolving stringency of regulations for the electrical wiring system in the aircraft across the globe. The U.S. Federal Aviation Administration (FAA) laid the EWIS (Electrical Wiring Interconnection System) certification under 14 CFR part 25, subpart H of airworthiness standards of airplanes. For certifying, the manufacturer should derive at certified wiring architectural data and certification of Instructions for Continued Airworthiness (ICA) by means of the enhanced Zonal Analysis Procedures (EZAP). For instance, the FAA's AC 25-27A guidance requires aircraft manufacturers to incorporate detailed EWIS maintenance and inspection procedures throughout an aircraft's lifecycle, increasing demand for advanced wiring harnesses, connectors, insulation materials, and inspection technologies across commercial and military aviation.^{[1]U.S. Federal Aviation Administration (FAA), faa.gov}

Additionally, the increasing movement in the aviation sector in more electric and near-generation aircraft is driving a larger number of aircraft manufacturers worldwide to transition flight controls, braking, environmental control, and in-flight systems with electronically operated solutions from hydraulic and pneumatic types, in this case, there would be massive escalation in the volume and complexity of wiring in aircraft. For instance, in May 2026, the U.S. Government Accountability Office (GAO) reported that the FAA is actively evaluating electric aircraft designs and developing long-term certification approaches to support commercial electric aviation, reinforcing the need for robust, lightweight, high-voltage EWIS architectures capable of supporting future aircraft electrification.^{[2]U.S. Government Accountability Office (GAO), gao.gov}

Commercial aerospace orders rise, fleet upgrade continues, and replacement programs for old fleets are accelerating demand in EWIS market. This is primarily because of airlines & repair shops increasing their wire replacement and aircraft inspections orders to maintain continued airworthiness due to insulation failure, corrosion, conductor degradation etc. Moreover, adoption of high performance avionic, fly-by-wire system, increased in flight connectivity & mission systems & many other advanced systems into airplanes is driving a push for light weight & reliable wiring systems to manage Electro Magnetic Interference (EMI) caused between cables. Long terms Aircraft plans, increasing number of deliveries, on long-terms maintenance program would maintain demand in both aftermarket and OEM.

Electrical Wiring Interconnection System Market Trends

• Airlines are adopting more automatic inspection technologies, such as artificial intelligence (AI), machine vision, and predictive maintenance to identify deteriorating wiring before wiring failures occur; these measures ultimately enhance aircraft dispatch reliability and increase compliance in their continued airworthiness requirements by allowing condition-based maintenance, rather than scheduled. For instance, in September 2025, NASA demonstrated advanced artificial intelligence technologies capable of improving aircraft maintenance and safety through automated diagnostics and predictive analytics, supporting future intelligent aircraft maintenance systems that can also benefit EWIS inspection programs.^{[3]NASA, nasa.gov}
• Electronic maintenance records and digital wiring maintenance processes are rapidly taking root in the airline and MRO (Maintenance, Repair and Overhaul) industry to promote more efficient, and compliant, aircraft maintenance operations. The digital data capture associated with these maintenance processes allows for the improved tracking of wiring repairs, reduces diagnostic time and contributes to a comprehensive maintenance history for the aircraft’s electrical system lifecycle. For instance, the U.S. Federal Aviation Administration (FAA) continues to promote the use of electronic recordkeeping and modern maintenance information systems through its Aircraft Certification Service Continued Operational Safety initiatives, supporting more efficient management of aircraft maintenance data, including EWIS-related inspections and repairs.
• Aircraft manufacturers are turning to digital engineering solutions that include model-based systems engineering (MBSE), digital twins, and 3D electrical routing design to optimize the design of Electrical Wiring Interconnection System (EWIS) prior to physical construction. In the aviation world, these solutions enable more precise wire routing, fewer engineering changes, decreased installation mistakes and quicker aircraft certification, as well as lower overall development cost. These advantages are particularly significant as aircraft electrical system architectures evolve toward higher degrees of integration and increased electrification.

Electrical Wiring Interconnection System Market Analysis

Based on component, the electrical wiring interconnection system (EWIS) market is divided into wire and cables, connectors, electrical grounding and bonding devices, electrical splices, clamps, pressure seals, and others.

• The wire and cables segment led the market in 2025, holding a 42.2% share. This segment leads the market as it provides the foundation of the aircraft's electrical power distribution system and data transmission network, an aircraft uses flexible lightweight, high temperature tolerant and EMI shielded wire for interconnecting avionic systems, flight control systems, propulsion systems, cabin electronics, lighting systems and communication systems.
• The electrical grounding and bonding devices segment is anticipated to grow at a CAGR of % over the forecast period. This growth is driven by increasing integration of high-power electrical systems, advanced avionics, composite airframes, and More Electric Aircraft architectures that require effective grounding and bonding to ensure electrical safety and electromagnetic compatibility (EMC). These devices protect aircraft from lightning strikes, static electricity accumulation, electromagnetic interference (EMI), and electrical faults while improving overall system reliability and compliance with stringent FAA and EASA airworthiness standards. Rising investments in next-generation commercial aircraft, military platforms, and electric aviation technologies are expected to further accelerate the adoption of advanced grounding and bonding solutions.

Based on application, the global electrical wiring interconnection system market is divided into avionics, flight control systems, power distribution & transfer, data & communication systems, cabin & interior systems, propulsion systems, airframe, and others.

• The avionics segment dominated the market in 2025 and was valued at USD 2 billion owing to the extensive use of wiring harnesses, connectors, and interconnection systems in flight management computers, navigation systems, radar, communication equipment, cockpit displays, surveillance systems, and mission electronics. Modern aircraft increasingly depend on sophisticated avionics to improve operational efficiency, situational awareness, and flight safety, creating sustained demand for lightweight, high-reliability EWIS capable of supporting both power distribution and high-speed data transmission.
• The data & communication systems segment is expected to witness growth at a CAGR of 7.1% during the forecast period due to growing implementation of high-speed aircraft data networks (HSRDNs), satellite communication (SATCOMs), in-flight connectivity (IFCs), wireless cabin systems, aircraft health monitoring in real-time, and connected airplane systems. With continued investments by airplane original equipment manufacturers (OEMs) and airlines in digital aviation and Next-Gen connectivity infrastructure, the demand for robust EWIS to enable hi-speed data transmitting, fiber optic connectivity, protecting from EMI, and securing in-cabin communication systems would flourish. Continuous emergence of connected and smart airplanes ecosystem and predictive renovation strategies might boost EWISs in this segment.

Based on aircraft type, the electrical wiring interconnection system (EWIS) market is divided into commercial aviation, military aircraft, business & general aviation, unmanned aerial vehicles (UAV), and spacecraft.

• The commercial aviation segment led the market in 2025 with a market share of 48.5%. This segment dominates the market due to the extensive use of electrical wiring throughout commercial aircraft for avionics, flight control systems, power distribution, cabin electronics, lighting, in-flight entertainment, communication systems, and environmental control systems. The increasing production of narrow-body and wide-body aircraft, rising passenger traffic, fleet expansion, and growing investments in aircraft modernization and cabin upgrades continue to drive demand for lightweight, high-reliability, and safety-certified EWIS solutions.
• The unmanned aerial vehicles (UAV) segment is expected to witness growth at a CAGR of 10.3% during the forecast period. This growth is driven by increasing utilization of drones in defense, commercial, industrial, agricultural, inspection & monitoring, and logistics. The necessity of high-performance EWIS with small size and weight as support system for UAV flight control electronics, various sensors, communication, navigation systems and payload Integration also contributing to EWIS segment’s growth, especially driven by the development of drones and autonomous aircrafts beyond visible range of line and increasing government investments in various drone programmes over.

North America Electrical Wiring Interconnection System Market

North America held a share of 37.8% of market in 2025.

• North America market trends are influenced by the established presence of key OEMs, high safety compliances enforced by aviation authorities FAA and heavy investments made across commercial and defence aviation sectors in MEA technologies and next-generation avionics. Growing airplane production with modernized fleet across NA also serves the demand for electrical power distribution solutions, interconnect systems.
• Government agencies and aerospace manufacturers are investing in next-generation aviation technologies, including electric aircraft, autonomous systems, digital aviation, and sustainable aerospace programs that require more sophisticated electrical architecture. The region is expected to remain a global leader in EWIS innovation due to increasing adoption of high-voltage electrical systems, smart aircraft technologies, predictive maintenance solutions, and advanced manufacturing capabilities, supporting sustained market growth through the forecast period.

The U.S. electrical wiring interconnection system (EWIS) market was valued at USD 2.3 billion and USD 2.4 billion in 2022 and 2023, respectively. The market size reached USD 2.6 billion in 2025, growing from USD 2.5 billion in 2024.

• Market growth will also be supported by ongoing increasing deliveries of commercial aircraft along with military aircraft retrofitting initiatives. U.S Federal Aviation Administration remains focused on electrical systems safety of the flight by adhering to comprehensive guidance which consists of EWIS approval, ongoing airworthiness and maintenance recommendations for new wiring interconnection solutions and retrofitting EWIS with lighter and stronger interconnections systems on the aircraft.
• Additionally, the speedy growth of the connected aircraft devices, digital cockpits, satellites communications, advanced flight controls devices, and predictive maintenance methods the demand pertaining to sophisticated EWIS factors will certainly go on to grow in both aftermarket and OEM sections. The existence of major aircraft producers together with seasoned MRO environments, together with developing research work regarding electric and hybrid-electric airplane contribute to making North America the principal local market for electrical wiring interconnection systems.

Europe Electrical Wiring Interconnection System (EWIS) Market

Europe market accounted for USD 2.4 billion in 2025 and is anticipated to show lucrative growth over the forecast period.

• Europe’s market is expanding due to strong aircraft manufacturing capabilities, increasing investments in next-generation commercial and military aircraft, and growing adoption of lightweight electrical architectures. The region is witnessing higher demand for advanced wiring harnesses, connectors, grounding systems, and high-speed data interconnection solutions as aircraft manufacturers integrate digital avionics, fly-by-wire technologies, and More Electric Aircraft (MEA) platforms into new aircraft programs.
• Additionally, Europe’s commitment to sustainable aviation, electrified aircrafts and innovative aerospace production is driving demand in EWIS development, as the adoption of electrification and further innovations with the proliferation of new designs with an increased presence of lightweight yet reliable wiring are expanding the market for OEM and aftermarket MRO providers throughout the region, which is further underpinned by the prevalence of major aerospace OEMs and a developed MRO infrastructure.

Germany dominates the Europe market, showcasing strong growth potential.

• The country's large aircraft manufacturing base, supply of cutting-edge systems for modern aircraft and intensive research into aircraft electrification solutions are the main driving factors for Germany taking center stage within Europe. Commercial aviation, a significant segment for the EWIS market as well, in addition to advanced defence solutions & evolving needs to accommodate electric aircraft have put new generation EWIS components – particularly the ones light weight, with high speed data interconnections and state of the art power distribution systems on the German agenda and this upward trajectory will be sustained through sustained investments in aircraft production, digitalization & Industry 4.0 implementation.
• Additionally, the German Aerospace Center (DLR) is leading the LuFo (Luftfahrtforschungsprogramm) aviation research program funded by the Federal Ministry for Economic Affairs and Energy (BMWK), supporting research on advanced aircraft technologies, aircraft electrification, digital engineering, and sustainable aviation systems. These initiatives promote the development of lightweight electrical architectures, intelligent aircraft systems, and advanced wiring technologies required for future aircraft platforms, thereby creating significant opportunities for the EWIS market.^{[4]German Federal Aviation Research Programme, luftfahrtforschungsprogramm.de}

Asia Pacific Electrical Wiring Interconnection System (EWIS) Market

The Asia Pacific market is anticipated to grow at the highest CAGR of 7.5% during the forecast period.

• The Asia Pacific market is witnessing robust growth due to increasing aircraft deliveries, expanding airline fleets, and rising investments in indigenous aerospace manufacturing. Countries across the region are strengthening their aviation ecosystems through new airport developments, aircraft maintenance facilities, and defense modernization programs. In addition, the growing adoption of advanced avionics, digital aircraft systems, and More Electric Aircraft (MEA) technologies is increasing demand for lightweight wiring harnesses, connectors, and high-performance electrical interconnection solutions throughout the region.
• Additionally, overall environment in the EWIS market is also becoming more optimistic, driven by expanding aircraft MRO infrastructure and a trend toward localization in component manufacturing. In a period of growth for both commercial and military aircraft, and with ongoing UAV production and investment in smart manufacturing, the Asia Pacific MRO market has seen growth over recent years.

India electrical wiring interconnection system (EWIS) market is estimated to grow with a significant CAGR, in the Asia Pacific market.

• India is emerging as a key market for electrical wiring interconnection system (EWIS) due to government policies to improve aircraft manufacturing, the increase of aircraft buying, expansion of domestic aircraft and helicopter repair & maintenance MRO stations and their ever-growing demand for wiring harnesses, electrical contacts, and grounds. Advanced aviation & aircraft technology avionics systems are one factor in particular driving domestic as India’s Make in India drive supports both component & equipment assembly for this sector from domestic manufacturers & companies involved.
• Additionally, the Government of India approved a new Maintenance, Repair and Overhaul (MRO) policy under the Ministry of Civil Aviation, aimed at making India a global MRO hub by reducing maintenance costs, expanding domestic MRO capacity, and encouraging investment in aviation component manufacturing. The policy supports increased maintenance activities for aircraft electrical systems, including wiring inspection, repair, replacement, and certification, thereby creating sustained demand for Electrical Wiring Interconnection System (EWIS) solutions.^{[5]Ministry of Civil Aviation, Government of India, gov.in}

Middle East and Africa Electrical Wiring Interconnection System (EWIS) Market

Saudi Arabia market to experience substantial growth in the Middle East and Africa.

• Saudi Arabia’s airport expansion initiatives, growing acquisition of aircraft, rise in domestic aero capacity as well as MRO capabilities have driven the considerable growth in the EWIS market. The initiative by the nation to set up as aviation and logistics hub in the Middle Eastern region is spurring the sale of innovative in-flight systems, aircraft electrical wiring systems that save weight and space, advanced power solution products, along with high rated connectivity and power distribution products. Additionally, military modernization initiatives and investments on next gen aviation technology developments are making space for usage of sophisticated EWIS solutions.
• Additionally, government-led initiatives, driven by Saudi Vision 2030, such as the increase of national airline fleets, the upgrade of the existing airline infrastructure, and the localization of the manufacturing industry for aerospace sector have paved the way for the EWIS suppliers. The rise in global collaboration and foreign investments toward airplane assembly, maintenance, modification, repair & overhaul (MRO) capabilities and future aviation technologies, which aims to position Saudi Arabia as one of the fastest expanding market in Middle East and Africa for the EWIS products, as seen from the upcoming plans that aims at making KSA major destination for aerospace & defense activities, therefore boosting its rank in EWIS market globally.

Electrical Wiring Interconnection System Market Share

The market is led by players such as Safran, TE Connectivity, Amphenol Corporation, Collins Aerospace (RTX), and Honeywell International Inc. These five companies cumulatively accounted for 64.2% market share in 2025. Their strong market positions are supported by extensive aerospace portfolios, advanced electrical interconnection technologies, and long-standing partnerships with major commercial aircraft manufacturers, defense organizations, and Tier-1 aerospace suppliers. Their product offerings include aerospace-grade wiring harnesses, connectors, cable assemblies, grounding and bonding systems, power distribution equipment, and integrated electrical architectures for both OEM and aftermarket applications.

These companies maintain a competitive advantage through continuous investments in lightweight Electrical Wiring Interconnection Systems (EWIS), high-speed data interconnection technologies, advanced EMI/EMC protection, smart power distribution, and aircraft electrification solutions. Their expertise in supporting More Electric Aircraft (MEA), digital avionics, fly-by-wire systems, satellite communications, and next-generation aerospace platforms, combined with strong global manufacturing capabilities and comprehensive MRO support networks, enables them to capture growing demand from commercial aviation, military aircraft, business jets, helicopters, and emerging electric aircraft programs worldwide.

Electrical Wiring Interconnection System Market Companies

Prominent players operating in the market are as mentioned below:

• Amphenol Corporation
• Boeing
• Collins Aerospace (RTX)
• Ducommun Incorporated
• E.I.S. Electronics GmbH
• Elektro Metall Export GmbH (EME)
• Honeywell International Inc.
• InterConnect Wiring
• kSARIA Corporation (incl. CIA&D)
• Leonardo
• Molex (Koch Industries)
• Pic Wire & Cable (Angelus Corporation)
• Safran (Safran Electrical & Power)
• TE Connectivity
• W. L. Gore & Associates

• Safran

Safran is a global leader in Electrical Wiring Interconnection Systems (EWIS), offering integrated wiring harnesses, electrical distribution systems, power generation equipment, and onboard electrical architectures for commercial, military, and business aircraft. The company focuses on lightweight, high-reliability wiring solutions that improve aircraft safety, reduce weight, and support More Electric Aircraft (MEA) platforms. Its extensive aerospace expertise and strong OEM partnerships reinforce its leadership in next-generation aircraft electrical systems.

• TE Connectivity

TE Connectivity specializes in aerospace-grade connectors, terminals, relays, wire and cable assemblies, backshells, and rugged electrical interconnection solutions designed for harsh aviation environments. Its products provide high resistance to vibration, temperature extremes, moisture, and electromagnetic interference (EMI), ensuring reliable electrical performance for avionics, flight controls, power distribution, and mission-critical aircraft applications. The company's continuous innovation in miniaturized and lightweight interconnect technologies strengthens its competitive position.

• Amphenol Corporation

Amphenol Corporation delivers a broad portfolio of EWIS components, including high-performance connectors, cable assemblies, fiber-optic interconnects, grounding systems, and EMI-shielded electrical solutions. Its products support advanced avionics, communication systems, flight controls, and power distribution networks across commercial aviation, defense, and space applications. The company's expertise in high-density interconnection technologies and customized aerospace solutions enables it to meet the evolving requirements of next-generation aircraft.

• Collins Aerospace (RTX)

Collins Aerospace provides comprehensive aircraft electrical systems, including integrated wiring harnesses, power distribution units, intelligent electrical networks, and digital avionics integration solutions. The company combines advanced EWIS technologies with smart power management, aircraft connectivity, and predictive maintenance capabilities to improve aircraft operational efficiency, reliability, and lifecycle performance. Its strong presence across commercial, military, and business aviation markets positions it among the industry's leading EWIS suppliers.

• Honeywell International Inc.

Honeywell International develops advanced aircraft electrical technologies, including power management systems, wiring interconnection solutions, electrical protection devices, and integrated avionics platforms. The company emphasizes intelligent aircraft systems, digital connectivity, and lightweight electrical architectures that support aircraft electrification, enhanced diagnostics, and predictive maintenance. Its continuous investments in connected aircraft technologies and next-generation aerospace electronics strengthen its competitive position in the global EWIS market.

Electrical Wiring Interconnection System (EWIS) Industry News

• In April 2026, Safran Electrical & Power inaugurated a new aircraft wiring production facility in Morocco to strengthen its Electrical Wiring Interconnection System (EWIS) manufacturing capacity. The expansion supports increasing production rates for commercial aircraft programs and enhances the company's ability to supply lightweight electrical harnesses and interconnection systems for next-generation aircraft. The investment also reinforces Safran's global aerospace supply chain and growing demand for advanced aircraft electrical systems.
• In September 2025, Honeywell announced an expansion of its Anthem integrated flight deck platform with enhanced connectivity and modular avionics capabilities for next-generation aircraft. The advancement increases demand for high-performance Electrical Wiring Interconnection Systems (EWIS), including advanced wiring harnesses, connectors, and power distribution architectures required to support highly connected digital cockpits and aircraft electronics.

The electrical wiring interconnection system (EWIS) market research report includes in-depth coverage of the industry with estimates and forecast in terms of revenue (USD Million) from 2022 – 2035 for the following segments:

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Market, By Component

• Wire and cables
• Connectors
• Electrical grounding and bonding devices
• Electrical splices
• Clamps
• Pressure seals
• Others

Market, By Wire Protection Material

• Traditional shielding materials      
  • Copper Braid
  • Nickel-copper (NiCu) braid
• Lightweight shielding materials     
  • Composite shielding materials
  • Carbon nanotube (CNT) shielding
  • Metalized polymer shielding
  • Hybrid shielding solutions
• Conduit, sleeving & jacketing       
• Others

Market, By Application

• Avionics
• Flight control systems
• Power distribution & transfer
• Data & communication systems
• Cabin & interior systems
• Propulsion systems
• Airframe
• Others

Market, By Aircraft Type

• Commercial aviation
  • Narrowbody aircraft
  • Widebody aircraft
  • Very large aircraft
  • Regional aircraft
• Military aircraft       
• Business & general aviation
• Unmanned aerial vehicles (UAV)   
• Spacecraft    

Market, By End-User

• OEM
• 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
  • ANZ
  • South Korea

• Latin America
  • Brazil
  • Mexico
  • Argentina

• Middle East and Africa
  • South Africa
  • Saudi Arabia
  • UAE