Busbar Trunking System Market Size - By Insulation, By Power Rating, By Conductor, By Application, Analysis, Share & Growth Forecast, 2025 - 2034

Busbar Trunking System Market Size

The global busbar trunking system market was valued at USD 2.9 billion in 2024. The market is expected to grow from USD 3.2 billion in 2025 to USD 7.4 billion by 2034, at a CAGR of 9.6%.

• Rising demand for efficient power distribution solutions along with the integration of this system with smart infrastructure & building management systems will augment market growth. As industries & commercial facilities seek to optimize space and reduce energy losses, busbar trunking systems offer a superior alternative to traditional cabling. Their modularity, ease of installation, and scalability make them ideal for modern infrastructure projects.
   
• Increasing prevalence of smart cities & intelligent buildings is augmenting the adoption of electrical distribution systems supporting real-time monitoring, automation, and energy optimization, thereby increasing product demand. For instance, in February 2025, the government of Canada announced to invest USD 10 billion in clean power. The investment will accelerate the country's transition towards clean energy and replacing the old electrical infrastructure with new, thereby requiring busbar trunking system for efficient electrical transmission.
   
• Heightened sustainability & material innovation measures coupled with the increasing evolution of modular and scalable busbar trunking systems is transforming how electrical distribution is implemented in dynamic environments. Manufacturers are increasingly adopting eco-friendly materials and production processes to align with global environmental standards. Innovations including TECHNYL 4EARTH, a recycled nylon-based material used in electrical components, highlight the industry's shift toward greener solutions.
   
• The busbar trunking system market was valued at USD 2.2 billion in 2021 and grew at a CAGR of 15% by 2024. The growing need to revamp aging electrical grids, combined with a push to upgrade infrastructure in developed nations, is creating a conducive environment for businesses. The introduction of advanced, efficient, and secure power distribution technologies is bolstering the busbar trunking system market.
   
• These trends are not only driven by regulatory pressures but also by growing consumer and corporate demand for sustainable infrastructure. In addition, companies that prioritize environmental responsibility are gaining a competitive edge and attracting investment from ESG-focused stakeholders, which in turn is influencing the adoption of trunking systems, thereby complementing the market business landscape.
   
• The Asia Pacific region is the major growth contributor to the overall busbar trunking system market driven by rapid industrialization, urban expansion, and increasing investments in infrastructure development. Additionally, government initiatives promoting energy efficiency and sustainable construction practices are accelerating the adoption of busbar trunking systems. For instance, the government of India has significantly increased their investment in renewable power from USD 13 billion to USD 37 billion in 2025, which in turn is anticipated to increase the product adoption for electrical transmission through renewable sources.
   
• In the Middle East & Africa, the busbar trunking system market is picking up pace owing to the region's continuing process of modernization of infrastructure and increased demand for energy-efficient solutions in industrial and commercial applications. The UAE, Saudi Arabia, and South Africa are putting investment in big construction projects including airports, hospitals, and mixed-use developments, where busbar trunking systems have a major over traditional cabling.
   

Busbar Trunking System Market Trends

• Increasing technological advancements in system design & safety across electrical infrastructure along with the expansion of the system across residential & mixed-use development is complementing the industry scenario. Manufacturers are investing in R&D to develop more compact, lightweight, and versatile systems that can be easily integrated into modern infrastructure. Enhanced safety mechanisms including arc flash protection, temperature monitoring, and fire-resistant insulation are becoming standard features, thereby contributing to busbar trunking system market growth.
   
• The market growth is driven by the growing complexity of residential electrical systems, especially in high-rise buildings and smart homes. For instance, as of May 2025, the government of China reported investment in real estate development to be over USD 500 billion, which in turn will augment the product adoption across residential electrical systems. As urban populations grow and vertical housing becomes more prevalent, this trend is expected to gain momentum, opening new revenue streams for manufacturers and installers.
   
• Growing integration of product across transportation infrastructure, including airports, metro stations, and railway networks along with demand for customized and modular busbar trunking configurations will further influence the industry outlook. The trend is also driven by the need for faster project execution and reduced labor costs, as modular systems can be installed more quickly and with less disruption compared to traditional wiring.
   
• The transportation infrastructure requires high-capacity, reliable, and low-maintenance power distribution systems to support lighting, HVAC, signaling, and security systems. Busbar trunking systems meet these requirements while offering the added advantage of compact design and ease of integration into complex architectural layouts. As global investment in transportation infrastructure continues to rise, this trend is expected to significantly contribute to busbar trunking system market expansion.
   
• The busbar trunking systems allow for easy expansion and reconfiguration, which is particularly valuable in facilities with changing power requirements including hospitals, factories, and data centers. The ability to customize layouts without extensive rewiring reduces installation time and costs, while also enhancing flexibility for future upgrades is further bolstering the product demand across various utilities. This trend is expected to continue as businesses prioritize agility and cost-efficiency in their infrastructure planning across the forecast timeline.
   

Busbar Trunking System Market Analysis

• Based on power rating, the market is segmented into lighting, low, medium, and high. The medium power rating busbar trunking system industry dominated and accounted for 29% share in 2024 and will grow at a CAGR of 9.5% through 2034. Medium power-rated busbar trunking systems, generally ranging from 800A to 2500A, are experiencing strong growth in industrial and infrastructure sectors. 
   
• Medium power busbars are increasingly being designed with sandwich insulation and advanced monitoring capabilities to ensure operational safety and efficiency. As digital infrastructure expands globally, particularly in regions investing heavily in smart cities and renewable energy, medium power busbar systems will become a preferred choice for scalable and resilient power distribution.
   
• Lighting-rated busbar trunking systems will showcase about 10% CAGR till 2034. The product is gaining traction in commercial and residential applications due to their compact design and ease of installation. These systems typically support lower current ratings, making them ideal for lighting circuits in office buildings, shopping malls, hospitals, and high-rise apartments. For instance, under Saudi Arabia’s vision 2030, the country is heavily investing in commercial transformation, which in turn will augment the product adoption over the course of time.
   
• The low power rating industry will exceed over USD 1.9 billion by 2034. These range from 125A to 800A and are widely used in small-scale commercial and light industrial settings. These systems are favored for their cost-effectiveness, flexibility, and ability to support moderate electrical loads such as HVAC systems, small machinery, and office equipment.
   
• High power-rated busbar trunking systems, supporting loads above 2500A and up to 7000A are critical for heavy industrial applications, power generation facilities, and large-scale transportation hubs. High power busbars are also being integrated into renewable energy installations, such as solar farms and wind power stations, where they facilitate efficient transmission from generation units to substations.  
   
• Based on conductor, the busbar trunking system market is segmented into copper and aluminum. The copper-based system industry will exceed USD 4 billion by 2034. The global emphasis on energy security and grid modernization is fueling demand for high-capacity busbar systems made from copper that can support complex and high-load environments across commercial & utilities industries, in turn adding to the market growth.
   

• Based on application, the busbar trunking system market is categorized into industrial, commercial, and utility. The commercial application segment catered for a share of 39.1% in 2024 and is estimated to grow at a CAGR of 9.8% till 2034. The commercial sector is witnessing a rapid increase in the adoption of busbar trunking systems, particularly in high-rise buildings, shopping malls, hospitals, hotels, and data centers. 
   
• Busbar trunking systems offer a compact and clean alternative to traditional cabling, which is especially valuable in modern architectural designs. For instance, in July 2025, the U.S. Architecture Foundation addressed, that the country witnessed a spending of USD 230 billion in the year 2024, 20% increase when compared to 2023 level. This is anticipated to fuel the product adoption across the application segment.
   
• The industrial application segment will grow at a CAGR of 9.5% through 2034 driven by the need for high-capacity, reliable, and safe power distribution in environments including manufacturing plants, automotive factories, chemical processing units, and logistics hubs. These facilities operate heavy machinery and require uninterrupted power supply, making busbar trunking systems a preferred choice due to their superior thermal performance, fault tolerance, and ease of maintenance. 
   
• The utility application segment will grow at a CAGR of 9% till 2034, driven by the global push toward grid modernization and renewable energy integration. High-power busbar systems are being installed in substations, solar farms, and wind energy facilities to ensure efficient and safe transmission of electricity.  These systems are favored for their ability to handle large current loads, withstand harsh environmental conditions, and reduce energy losses.
   
• Utilities are adopting busbar trunking systems to upgrade aging infrastructure, improve fault management, and enhance overall grid reliability. With governments and energy providers investing heavily in sustainable and resilient power networks, the utility segment is poised for steady growth in the coming years. For instance, in March 2025, the government of Germany announced the plan to create an investment of over USD 500 billion as infrastructure fund for energy grids, housing projects, and transportation sector for 10 years.
   

• The U.S. dominated the North America busbar trunking system market with 71% share in 2024 and generated a revenue of USD 420 million in 2024. The market is experiencing steady growth, driven by the modernization of aging electrical infrastructure and the increasing adoption of smart building technologies. The region’s focus on energy efficiency, fire safety, and modular construction is encouraging the shift from traditional cabling to busbar systems. 
   
• The U.S. and Canada are leading the region’s demand, particularly in commercial and industrial applications including data centers, healthcare facilities, and manufacturing plants. Additionally, government incentives for green building certifications and infrastructure upgrades are further supporting market expansion.
• For instance, in July 2025, Energy infrastructure company Enbridge announced that it had reached a final investment decision to invest USD 900 million on a 600 megawatt solar power project in Texas, as demand for clean energy from tech companies drives growth in renewables. This is anticipated to increase the transmission capacity through renewable across the country, thereby increasing the demand for the product.
   
• Europe remains a mature market for busbar trunking systems and will grow at a rate of 8% through 2034 with strong demand across both new construction and refurbishment projects. Countries including Germany, France, and the UK are investing heavily in sustainable infrastructure and energy-efficient technologies. The European Union’s stringent regulations on building safety and energy performance are accelerating the adoption of busbar systems in commercial and public sector buildings.
   
• For instance, in June 2025, the government of UK introduced its 10-year infrastructure strategy backed by at least USD 725 billion from which over USD 9 billion will be allocated in 2025-26 to address the critical maintenance needs of health, education and justice estates, rising to over USD 10 billion per year by 2034-35. This in turn is anticipated to enhance the electrical infrastructure across the country, thereby increasing the need for busbar trunking over the forecast timeline.
   
• Asia Pacific is the largest region in the global busbar trunking system market catering to a share of over 39% in 2024, fueled by rapid urbanization, industrialization, and infrastructure development. Countries such as China, India, Japan, and South Korea are witnessing a surge in demand for efficient and scalable power distribution systems, particularly in commercial and industrial sectors. This growth is largely attributed to the proliferation of smart cities, data centers, and manufacturing hubs, which require reliable and space-efficient electrical distribution solutions.
   
• The Middle East & Africa busbar trunking system market will grow at a CAGR of 11% till 2034 and is emerging as a promising market for busbar trunking systems, supported by large-scale infrastructure projects and energy diversification strategies. Countries including UAE, Saudi Arabia, and South Africa are investing in commercial complexes, airports, and renewable energy installations where busbar systems are preferred for their reliability and scalability.
   
• Latin America is witnessing gradual growth in the busbar trunking system market, primarily driven by urban development and industrial expansion in countries like Brazil, Mexico, and Chile. The region is increasingly adopting busbar systems in commercial buildings, manufacturing facilities, and public infrastructure projects. In addition, the rising demand for energy-efficient and space-saving power distribution solutions is expected to support steady market development over the forecast period.
   

Busbar Trunking System Market Share

The top 5 companies in the market are Schneider Electric, Siemens, ABB, Eaton Corporation, Legrand together accounted for approximately 30% of the market share in 2024. The global busbar trunking system industry is characterized by high market concentration, with a few major players dominating the landscape.
 

These companies are recognized for their strong global presence, extensive product portfolios, and continuous innovation in energy-efficient and modular power distribution systems. The industrial and transportation sectors are the largest end-users, contributing significantly to the market share of these key players.
 

Busbar Trunking System Market Companies

• Schneider Electric headquartered in France, is a global company with a strong presence in smart infrastructure, the company offers highly modular and energy-efficient busbar systems tailored for commercial and industrial applications and reported a revenue of USD 41 billion in 2024. Its innovation in digital integration and sustainability gives it a competitive edge in smart building projects.
   
• Siemens with reported revenue of USD 89 billion in 2024, headquartered in Germany is a renowned for its engineering excellence and advanced busbar solutions that support high-performance industrial and utility-scale installations. Its focus on automation and smart grid compatibility positions it as a key player in infrastructure modernization.
   
• ABB is headquartered in Switzerland with a reported revenue of USD 32.2 billion in 2024. The company delivers robust and scalable busbar trunking systems with a strong emphasis on safety, fault tolerance, and digital monitoring. Its global footprint and expertise in industrial electrification make it a preferred choice for mission-critical environments.
   
• Ireland based, Eaton Corporation provides reliable and cost-effective busbar systems designed for flexible deployment in commercial and light industrial settings. Its strength lies in modular design and integration with energy management systems. The company reported annual sales of over USD 23 billion for the year 2024.
   
• Legrand headquartered in France specializes in compact and aesthetically integrated busbar solutions, particularly suited for high-rise buildings and healthcare facilities. Its innovation in fire-resistant and space-saving design enhances its appeal in commercial markets.
   

Some of the key players operating across the busbar trunking system market are:

• ABB
• Anord Mardix
• Bticino
• C&S Electric Limited
• DBTS Industries Sdn Bhd
• EAE
• Eaton
• Effibar
• Entraco Bks Busducts Pvt. Ltd.
• Gersan Elektrik A.S
• Godrej
• Lauritz Knudsen Electrical & Automation
• Legrand
• MEGABARRE EUROPE SRL
• Naxso S.r.l
• NOVA Electrical Co.
• Power Plug Busduct Sdn. Bhd. 
• Schneider Electric
• Siemens
• Terasaki Electric Co., Ltd.
   

Busbar Trunking System Industry News

• In July 2025, Portos e Caminhos de Ferro de Moçambique (CFM) and the Agence Française de Développement (AFD) came into a strategic financial agreement to assist the Maputo-Ressano Garcia railway line in Mozambique and the upgrade of its signaling system. The financial agreement includes an investment of over USD 145 million, that will include the development of supporting electrical infrastructure for the railways. This in turn will increase the deployment of the busbar trunking, in turn adding growth to the market.
   
• In May 2024, Lauritz Knudsen rebranded from L&T Switchgear along with an investment of over USD 98 million. The rebranding is focused on expanding the company’s capabilities in renewable energy and e-mobility solutions. This is further anticipated to strengthen the company’s market positioning in India & across the globe in the electric sector, thereby contributing to the busbar trunking market growth.
   
• In October 2023, Anord Matrix expanded its market presence in Ireland by commencing the construction of its second manufacturing facility in Dundalk. The 120,000 sq. meter facility will be completed over two phases and will further support customers & client across power industry in Ireland and across the globe.
   

This busbar trunking system market research report includes in-depth coverage of the industry with estimates & forecasts in terms of revenue (USD Billion) from 2025 to 2034, for the following segments:

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Market, By Insulation

• Sandwich
• Air insulated

Market, By Power rating

• Lighting
• Low
• Medium
• High

Market, By Conductor

• Copper
• Aluminum

Market, By Application

• Industrial
  • Power
  • Oil & gas
  • Process
  • Transportation
  • Manufacturing
• Commercial
• Utility

The above information has been provided for the following regions and countries:

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