HighVoltage Bushings Market Size, Share 2026

MARKET INSIGHTS

Global High-Voltage Bushings market was valued at USD 4,109 million in 2025 and is projected to reach USD 6,635 million by 2034, at a CAGR of 7.1% during the forecast period. In 2025, global high voltage bushings sales reached approximately 250 K Units, with an average price of USD 18,000/Unit.

High voltage bushings are essential electrical components used to safely pass electrical conductors through grounded barriers, such as transformer tanks, circuit breaker enclosures, or switchgear. They provide insulation and mechanical support, preventing electrical discharge and maintaining system reliability under high-voltage conditions. Bushings are typically made from porcelain, epoxy resin, or composite materials, categorized into porcelain bushings, epoxy resin bushings, and composite insulation bushings. Designed for voltage levels from medium to extra-high, they are critical in power generation, transmission, and distribution systems.

The market experiences steady growth driven by global expansion and modernization of power infrastructure. Surging electricity demand in emerging economies fuels new substations, transmission lines, and renewable projects requiring reliable bushings. Furthermore, adoption of smart grids and higher-voltage systems demands advanced insulation and durability. Regulatory pushes for safety upgrades replace aging equipment, while composite material innovations extend lifespan and cut maintenance. Key players like Siemens Energy, Hitachi Energy, GE Vernova, and Trench Group dominate with innovative portfolios.

MARKET DYNAMICS

MARKET DRIVERS

Global Power Infrastructure Expansion Drives Demand

The ongoing expansion and modernization of power generation, transmission, and distribution networks worldwide is a primary catalyst for the high-voltage bushings market. Utilities are investing heavily in new substations, transmission lines, and grid interconnections to accommodate rising electricity demand and integrate renewable energy sources. These projects require reliable insulation components capable of withstanding elevated electrical stresses, thereby boosting the demand for advanced bushings made from epoxy resin, porcelain, and composite materials. In 2025, the global market for high-voltage bushings was valued at approximately USD 4.109 billion, reflecting the scale of current infrastructure investments.

Rising Electricity Consumption in Emerging Economies Accelerates Market Growth

Rapid industrialization and urbanization in regions such as Asia‑Pacific, Latin America, and parts of Africa are driving a surge in electricity consumption. Governments and private entities are launching ambitious electrification programs, building new power plants, and upgrading existing grids to ensure stable supply. This growth translates directly into increased procurement of high-voltage bushings for transformers, switchgear, and other critical equipment. In 2025, global sales of high-voltage bushings reached around 250 k units, with an average unit price of roughly USD 18,000, underscoring the substantial volume requirements of developing markets.

Adoption of Higher Voltage and Smart Grid Technologies Enhances Technical Requirements

The shift toward higher‑voltage transmission levels (e.g., 800 kV and above) and the deployment of smart grid solutions necessitate bushings with superior insulation performance, thermal stability, and mechanical strength. Modern bushings must mitigate partial discharges, endure temperature fluctuations, and support real‑time monitoring capabilities. Advances in composite insulation and manufacturing techniques have enabled producers to meet these stringent specifications, thereby extending product lifespans and reducing maintenance costs. Consequently, utilities are increasingly replacing aging porcelain bushings with newer epoxy‑resin or composite alternatives to align with evolving grid standards.

Regulatory Standards and Material Innovations Support Market Expansion

Stringent international and regional safety regulations compel power equipment manufacturers to adopt components that meet rigorous dielectric and environmental criteria. Compliance with standards such as IEC 60137 and ANSI/IEEE C57.19.00 encourages the use of bushings that offer lower losses, improved resistance to pollution, and enhanced fire‑retardant properties. Simultaneously, ongoing research into nano‑filled epoxy resins and hybrid composite materials is delivering bushings with higher mechanical strength and better resistance to tracking and erosion. These innovations not only satisfy regulatory demands but also create opportunities for differentiated products in a competitive marketplace.

MARKET RESTRAINTS

High Initial Capital Investment Limits Adoption in Cost‑Sensitive Segments

Although high-voltage bushings deliver long‑term reliability, their upfront cost can be a barrier for utilities operating under tight budget constraints, particularly in developing regions. The expense stems from raw material prices (such as high‑purity alumina for porcelain or specialty epoxy formulations), precision manufacturing processes, and extensive testing required to certify performance at extreme voltage levels. Smaller utilities or independent power producers may defer upgrades or opt for lower‑specification alternatives, which can slow the overall market penetration of premium bushings.

Volatility in Raw Material Prices Affects Production Costs

The manufacturing of high-voltage bushings relies on key inputs such as porcelain clay, epoxy resins, reinforcing fibers, and metal flanges. Fluctuations in the global prices of these commodities driven by supply chain disruptions, geopolitical factors, or changes in energy‑related demand can lead to unpredictable production costs. For instance, spikes in petroleum‑derived epoxy resin prices have historically pressed manufacturers to either absorb cost increases or pass them onto customers, thereby influencing pricing strategies and potentially dampening demand during periods of heightened volatility.

Technical Complexity in Custom Design and Installation Presents Challenges

High-voltage bushings are often engineered to meet specific voltage ratings, creepage distances, and mechanical load requirements unique to each substation or piece of equipment. This necessity for customization extends lead times and requires close collaboration between bushing suppliers, equipment manufacturers, and end‑users. Moreover, improper handling or installation can compromise the insulating properties, leading to field failures that erode confidence in newer technologies. The need for skilled labor to perform precise mounting, alignment, and sealing further adds to the operational complexity, especially in regions where technical expertise is limited.

MARKET OPPORTUNITIES

Growth of Renewable Energy Integration Creates New Demand Streams

The global push toward decarbonization is accelerating the deployment of wind farms, solar parks, and hydroelectric facilities, many of which are situated in remote locations requiring long‑distance transmission links. These projects necessitate robust high-voltage bushings capable of handling variable power flows and environmental stresses such as humidity, salt spray, and temperature extremes. As renewable capacity continues to expand projected to add over 1 terawatt of new generation worldwide by 2030 the demand for reliable bushing solutions is expected to rise in tandem, offering a sizable growth avenue for manufacturers.

Grid Modernization and Digital Monitoring Initiatives Favor Advanced Bushings

Utilities are increasingly adopting digital substation technologies that incorporate sensors for real‑time monitoring of temperature, partial discharge, and mechanical stress. Bushings equipped with embedded diagnostic capabilities enable predictive maintenance, reducing unplanned outages and extending asset life. This trend opens opportunities for suppliers to offer value‑added products that combine traditional insulation with smart features, thereby differentiating their offerings in a market where operational efficiency is paramount.

Replacement Aging Infrastructure in Developed Markets Drives Aftermarket Sales

Many power grids in North America and Europe contain bushings installed several decades ago that are nearing the end of their service life. Aging porcelain units, in particular, are susceptible to cracking, moisture ingress, and surface deterioration, prompting utilities to undertake systematic replacement programs. The aftermarket for high-voltage bushings in these regions is forecast to grow steadily as asset owners prioritize reliability and safety, creating a recurring revenue stream for manufacturers capable of delivering compatible, drop‑in replacement solutions.

MARKET CHALLENGES

Supply Chain Disruptions Pose Risks to Timely Delivery

The production of high-voltage bushings depends on a network of specialized suppliers for raw materials, precision machining, and assembly. Events such as natural disasters, trade restrictions, or logistics bottlenecks can interrupt the flow of essential inputs, leading to extended lead times and potential project delays. Recent global disruptions have highlighted the vulnerability of single‑sourced components, prompting some manufacturers to explore dual‑sourcing strategies or increase inventory buffers, though these measures add to operational complexity and cost.

Environmental and Regulatory Pressures on Manufacturing Processes

Manufacturers of epoxy‑resin and composite bushings face increasing scrutiny regarding volatile organic compound (VOC) emissions, waste generation, and energy consumption during curing and molding procedures. Stricter environmental regulations in regions such as the European Union and North America compel companies to invest in cleaner technologies, alternative resin systems, or waste‑reduction initiatives. Compliance investments can elevate production expenses and may require re‑tooling of existing facilities, presenting a challenge especially for smaller players with limited capital.

Intensifying Competition and Price Pressure from Low‑Cost Alternatives

The high-voltage bushing market features a mix of established global players and regional manufacturers offering lower‑priced products, particularly in the porcelain segment. As price sensitivity grows in certain markets, competitors may engage in aggressive pricing tactics to capture share, exerting pressure on margins for premium‑branded suppliers. Maintaining a competitive edge therefore demands continuous innovation, robust after‑sales support, and demonstrable advantages in performance metrics such as lifespan, maintenance frequency, and failure rates, which can be difficult to communicate effectively amid prevailing cost‑focused purchasing decisions.

High-Voltage Bushings Market

The global High-Voltage Bushings market was valued at US$ 4,109 million in 2025 and is projected to reach US$ 6,635 million by 2034, growing at a CAGR of 7.1% during the forecast period. In 2025, global sales amounted to approximately 250 thousand units with an average unit price of US$ 18,000. These components are critical for insulating and mechanically supporting conductors in transformers, switchgear, and other high‑voltage equipment, and are manufactured from porcelain, epoxy resin, or composite materials.

Segment Analysis:

By Type

Composite Insulation Bushings Segment Leads Due to Superior Mechanical Strength and Lightweight Properties

The market is segmented based on type into:

• Porcelain Bushings

• Epoxy Resin Bushings

• Composite Insulation Bushings

By Application

Transformer Application Segment Dominates Owing to Extensive Use in Power Generation and Distribution Networks

The market is segmented based on application into:

• Transformers

• Switchgear

• Others (including circuit breakers, reactors, and generators)

By End User

Utilities / Power Grids Segment Holds the Largest Share Driven by Ongoing Grid Modernization and Renewable Integration

The market is segmented based on end user into:

• Utilities / Power Grids

• Independent Power Producers

• Industrial Plants

• Renewable Energy Operators

By Voltage Rating

Extra High Voltage (>500 kV) Segment Shows Rapid Growth Thanks to Expansion of Ultra‑High‑Voltage Transmission Links

The market is segmented based on voltage rating into:

• Low Voltage (<72.5 kV)

• Medium Voltage (72.5–245 kV)

• High Voltage (245–500 kV)

• Extra High Voltage (>500 kV)

COMPETITIVE LANDSCAPE

Key Industry Players

Companies Strive to Strengthen their Product Portfolio to Sustain Competition

The competitive landscape of the market is semi-consolidated, with large, medium, and small-size players operating in the market. Siemens Energy is a leading player in the market, primarily due to its advanced product portfolio and strong global presence across North America, Europe, and other regions.

Hitachi Energy and GE Vernova also held a significant share of the market in 2024. The growth of these companies is attributed to their innovative portfolio and strong research end-markets.

Additionally, these companies' growth initiatives, geographical expansions, and new product launches are expected to grow the market share significantly over the projected period.

Meanwhile, RHM International and Sieyuan are strengthening their market presence through significant investments in R&D, strategic partnerships, and innovative product expansions, ensuring continued growth in the competitive landscape.

List of Key DNA Modifying Companies Profiled

• Siemens Energy

• Hitachi Energy

• GE Vernova

• RHM International, LLC.

• Sieyuan

• Webster Wilkinson

• Yash Highvoltage

• Nanjing Electric

• China XD

HIGH-VOLTAGE BUSHINGS MARKET TRENDS

Market Expansion Driven by Grid Modernization and Renewable Integration

The global high‑voltage bushings market was valued at approximately USD 4.109 billion in 2025 and is projected to reach USD 6.635 billion by 2034, reflecting a compound annual growth rate (CAGR) of 7.1 % over the forecast period. In 2025, worldwide sales amounted to roughly 250 thousand units, with an average unit price of about USD 18,000. This growth is driven by the ongoing expansion and modernization of power generation, transmission, and distribution infrastructure, particularly in rapidly developing regions where electricity demand is rising at rates exceeding 5 % per year. The International Energy Agency reports that global investment in electric grids exceeded USD 280 billion in 2022 and has remained elevated as policymakers seek to improve grid resilience, reduce transmission losses, and accommodate the variable output of renewable energy sources. In 2023, newly installed renewable capacity surpassed 510 gigawatts (GW), necessitating the construction of numerous step‑up transformers, reactor banks, and associated switchgear that rely on high‑voltage bushings for safe conductor passage through grounded barriers. At the same time, many utilities are executing asset‑replacement initiatives to retire aging porcelain bushings that have surpassed their typical service life of 30‑40 years, replacing them with modern designs that exhibit lower partial‑discharge levels, superior thermal cycling capability, and reduced maintenance requirements. The shift toward higher transmission voltages illustrated by the deployment of 800 kV ultra‑high‑voltage (UHV) lines in China, ±1 100 kV projects in India, and expanding 765 kV networks in Europe places greater emphasis on the dielectric strength, creepage distance, and mechanical robustness of bushings, prompting manufacturers to advance composite‑insulation and epoxy‑resin technologies. Additionally, the proliferation of smart‑grid technologies, including digital substations equipped with condition‑monitoring sensors and automated fault‑location systems, is increasing the demand for bushings that can support integrated diagnostics and communication interfaces. Advances in manufacturing processes, such as vacuum casting of epoxy resin and filament winding of composite tubes, have improved product consistency while lowering production costs, thereby making high‑performance bushings more accessible to a broader range of utilities. Furthermore, stringent international standards including IEC 60137 for bushings, IEEE C57.19.00, and various regional codes continue to shape design specifications, encouraging innovation in materials that can withstand higher partial‑discharge inception voltages and extended operating temperatures. Collectively, these macro‑economic, technological, and regulatory trends underpin a steady upward trajectory for the high‑voltage bushings market through the next decade.

Other Trends

Shift Toward Composite and Epoxy‑Resin Insulation

Material innovation is reshaping the competitive landscape of high‑voltage bushings, with composite insulation and epoxy‑resin systems gaining ground against the long‑standing dominance of porcelain. Composite bushings, typically constructed from a fiberglass‑reinforced polymer tube filled with silicone rubber, offer a combination of low weight, high tensile strength, and excellent resistance to UV radiation and pollution. These attributes translate into easier handling during installation, reduced structural load on substation foundations, and longer service life in harsh coastal or industrial environments. Industry surveys indicate that composite insulation bushings accounted for roughly one‑quarter of new bushing installations in 2025, while epoxy‑resin types captured about two‑fifths of the market, with the remainder dominated by traditional porcelain. Epoxy‑resin bushings continue to benefit from mature manufacturing techniques, proven reliability under cyclic thermal loads, and a cost advantage for voltage classes up to 500 kV. The growing adoption of composite designs is also motivated by environmental considerations; unlike porcelain, which requires energy‑intensive kiln firing, composite bushings can be produced at lower temperatures, resulting in a smaller carbon footprint. Moreover, the hydrophobic nature of silicone rubber fillers reduces surface leakage currents, thereby improving performance under polluted conditions and decreasing the frequency of cleaning cycles. Manufacturers are responding to these trends by expanding product portfolios that combine an epoxy‑resin core with an outer silicone rubber sheath, aiming to capture the mechanical robustness of epoxy with the surface benefits of silicone. This hybrid approach is particularly favored in extra‑high‑voltage applications where both high mechanical strength and superior surface properties are essential. As utilities increasingly evaluate total cost of ownership including procurement, installation, maintenance, and end‑of‑life recycling the shift toward lighter, lower‑maintenance composite and epoxy solutions is expected to accelerate, further diversifying the material mix within the high‑voltage bushing market.

Application‑Centred Growth: Transformers, Switchgear, and Emerging Sectors

Application analysis reveals that transformers remain the primary end‑use for high‑voltage bushings, although switchgear and emerging segments such as renewable energy interconnectors and industrial drives are contributing an expanding share of demand. Transformer bushings, which provide the critical interface between the winding conductors and the grounded tank, continue to represent the largest revenue contributor, accounting for approximately one‑half of total market income in 2025. This predominance reflects the sheer volume of power and distribution transformers deployed worldwide, as well as the technical requirement for bushings capable of withstanding high short‑circuit forces and sustained thermal cycling. Switchgear bushings, employed in circuit breakers, disconnectors, and gas‑insulated installations, are experiencing faster growth rates, driven by the rollout of digital substations that integrate advanced protection relays, ethernet communication, and condition‑monitoring hardware. These modern switchgear designs demand bushings that not only meet stringent dielectric specifications but also accommodate built‑in sensors for partial‑discharge detection and temperature monitoring, thereby supporting predictive maintenance strategies. Renewable energy operators constitute another rapidly expanding customer class; the interconnection of wind farms and solar parks to the grid often necessitates step‑up transformers and reactive power compensation devices, each requiring specially rated bushings that can handle frequent switching and fluctuating load profiles. Industrial plants, particularly those in metallurgy, chemical processing, and data‑center campuses, are investing in dedicated medium‑ and high‑voltage distribution systems that stress mechanical durability and resistance to vibration. Collectively, these application dynamics are fostering a more segmented market where suppliers tailor their offerings to specific voltage classes, environmental conditions, and lifecycle expectations. While transformers will likely maintain a leading position, the increasing complexity of switchgear and the diversification of end‑user applications are expected to broaden the addressable market for high‑voltage bushings over the coming decade.

Regional Analysis: High-Voltage Bushings Market

North America

The North American high-voltage bushing market is benefiting from sustained investments in grid modernization and renewable energy integration. In the United States, the Infrastructure Investment and Jobs Act has earmarked roughly $65 billion for transmission upgrades, directly boosting demand for reliable bushings that can handle higher voltages and smart‑grid functionalities. Canada’s focus on linking hydro‑rich provinces to load centers through new HVDC corridors is also creating steady order flow for epoxy‑resin and composite bushings. Meanwhile, Mexico’s ongoing efforts to reduce transmission losses and expand cross‑border interconnections with the U.S. are encouraging utilities to replace aging porcelain units with longer‑life composite designs. Across the region, stringent reliability standards set by NERC and IEC are pushing manufacturers to offer products with improved partial discharge resistance and thermal cycling durability. The presence of major global players such as Siemens Energy, GE Vernova, and Hitachi Energy ensures a competitive landscape where innovation in material science and modular bushing designs is rapidly evolving.

Europe

Europe’s high-voltage bushing demand is closely aligned with the continent’s aggressive decarbonisation targets and the expansion of offshore wind farms. The European Union’s Green Deal and Fit‑for‑55 package have accelerated approvals for new AC and DC transmission links, particularly in the North Sea and Baltic regions, which require bushings rated for extra‑high voltage levels (>500 kV). Countries such as Germany and the Netherlands are investing heavily in HVDC projects like NordLink and Viking Link, driving demand for composite insulation bushings that offer lighter weight and superior moisture resistance. In Eastern Europe, grid modernization programs funded by the EU’s Cohesion Fund are prompting utilities to substitute aging porcelain bushings with epoxy‑resin units that meet stricter environmental and safety regulations. Additionally, the region’s focus on cross‑border electricity trading is increasing the need for bushings capable of handling fluctuating power flows and higher fault currents. Overall, the market is characterized by a shift toward eco‑friendly manufacturing processes and a preference for products with extended service life to reduce lifecycle costs.

Asia‑Pacific

Asia‑Pacific remains the largest volume market for high‑voltage bushings, propelled by rapid urbanization, industrial expansion, and massive investments in power infrastructure. China continues to lead the region, with its 14th Five‑Year Plan emphasizing ultra‑high voltage (UHV) transmission networks; projects such as the ±1100 kV UHV DC lines are creating substantial demand for composite and epoxy‑resin bushings capable of withstanding extreme electrical stresses. India’s push to achieve 450 GW of renewable capacity by 2030 is spurring the construction of new substations and transmission corridors, boosting sales of medium‑voltage bushings for solar and wind integration points. In Southeast Asia, countries like Vietnam and Thailand are upgrading aging grid assets to support rising electricity consumption, leading to increased adoption of moisture‑resistant epoxy bushings. Japan’s focus on grid resilience after natural disasters is encouraging utilities to invest in bushings with superior seismic performance. The region’s diverse voltage requirements and cost sensitivities have resulted in a mixed product portfolio, with porcelain still prevalent in lower‑voltage applications while composite solutions gain traction in higher‑voltage and environmentally demanding settings.

South America

The South American high‑voltage bushing market is evolving as countries pursue greater energy security and regional integration through cross‑border transmission projects. Brazil’s extensive auction program for new transmission lines, aimed at connecting renewable‑rich northern regions to the southeastern load centers, is a primary driver for bushing demand, particularly for 230 kV and 345 kV class units. Argentina’s efforts to revive its grid after years of underinvestment are prompting utilities to replace obsolete porcelain bushings with more reliable epoxy‑resin alternatives, especially in the Patagonian wind corridors. Chile’s commitment to decarbonize its mining sector is encouraging the development of dedicated HVDC links to transport solar power from the Atacama Desert, creating niche opportunities for bushings rated above 500 kV. However, the region faces challenges such as volatile currency exchange rates, limited access to long‑term financing, and varying regulatory frameworks across nations, which can delay project timelines. Despite these obstacles, the gradual harmonization of technical standards through organizations like MERCOSUL and the growing presence of international bushing manufacturers are improving market prospects and encouraging the adoption of higher‑performance insulation materials.

Middle East & Africa

In the Middle East and Africa, the high‑voltage bushing market is emerging as governments prioritize power sector diversification and grid interconnections to support economic growth. The Gulf Cooperation Council (GCC) states, led by Saudi Arabia and the UAE, are investing in large‑scale renewable projects such as the NEOM hydro‑green hydrogen initiative and the Mohammed bin Rashid Al Maktoum Solar Park, which necessitate robust transmission infrastructure and, consequently, demand for high‑voltage bushings capable of handling desert‑condition thermal extremes. In Africa, countries like Egypt, Morocco, and Kenya are upgrading their transmission networks to facilitate regional power pools such as the Southern African Power Pool (SAPP) and the East African Power Pool (EAPP), spurring interest in medium‑voltage bushings for substation expansions. Additionally, the rise of off‑grid and mini‑grid solutions in sub‑Saharan Africa is creating a niche market for compact, reliable bushings suited to lower‑voltage distribution transformers. While funding constraints and limited local manufacturing capacity remain hurdles, the entry of global suppliers offering turnkey solutions and technical training is helping to build confidence in newer insulation technologies, especially composite bushings that offer reduced weight and easier installation in remote locations.

Report Scope

This market research report offers a holistic overview of global and regional markets for the forecast period 2025–2032. It presents accurate and actionable insights based on a blend of primary and secondary research.

Key Coverage Areas:

• ✅ Market Overview

  • Global and regional market size (historical & forecast)

  • Growth trends and value/volume projections

• ✅ Segmentation Analysis

  • By product type or category

  • By application or usage area

  • By end-user industry

  • By distribution channel (if applicable)

• ✅ Regional Insights

  • North America, Europe, Asia-Pacific, Latin America, Middle East & Africa

  • Country-level data for key markets

• ✅ Competitive Landscape

  • Company profiles and market share analysis

  • Key strategies: M&A, partnerships, expansions

  • Product portfolio and pricing strategies

• ✅ Technology & Innovation

  • Emerging technologies and R&D trends

  • Automation, digitalization, sustainability initiatives

  • Impact of AI, IoT, or other disruptors (where applicable)

• ✅ Market Dynamics

  • Key drivers supporting market growth

  • Restraints and potential risk factors

  • Supply chain trends and challenges

• ✅ Opportunities & Recommendations

  • High-growth segments

  • Investment hotspots

  • Strategic suggestions for stakeholders

• ✅ Stakeholder Insights

  • Target audience includes manufacturers, suppliers, distributors, investors, regulators, and policymakers

FREQUENTLY ASKED QUESTIONS:

What is the current market size of Global High-Voltage Bushings Market?

-> The global high-voltage bushings market was valued at USD 4,109 million in 2025 and is expected to reach USD 6,635 million by 2034, growing at a CAGR of 7.1% during the forecast period.

Which key companies operate in Global High-Voltage Bushings Market?

-> Key players include Siemens Energy, Hitachi Energy, GE Vernova, RHM International, Sieyuan, Webster Wilkinson, Yash Highvoltage, Nanjing Electric, China XD, Henan Pinggao Electric, Bushing (Beijing) HV Electric, H-J Family of Companies, Trench Group, TBEA, Shandong Peiport Electric Power Technology, Chuanqi Electric (Shenyang), Izolyator, among others.

What are the key growth drivers?

-> Key growth drivers include global expansion and modernization of power generation and transmission infrastructure, rising electricity demand in emerging economies, adoption of higher-voltage transmission systems, smart grid technologies, regulatory standards pushing replacement of aging equipment, and advances in composite materials and manufacturing techniques.

Which region dominates the market?

-> Asia-Pacific is the fastest-growing region, while North America and Europe also hold significant shares; Europe remains a dominant market for high-voltage bushings due to extensive grid modernization initiatives.

What are the emerging trends?

-> Emerging trends include increased use of composite insulation bushings, development of eco-friendly and recyclable bushing materials, integration of condition monitoring and smart diagnostics, and growing demand for bushings in renewable energy integration projects.