Key Findings

• Hybrid excitation motors (HEMs) combine permanent magnet (PM) excitation and field winding excitation to offer controllable magnetic fields and enhanced operational flexibility across speed and torque ranges.
• These motors provide high power density, wide-speed control capability, and improved thermal performance, making them suitable for next-gen electric vehicles (EVs), industrial automation, and aerospace applications.
• Hybrid excitation topology enables dynamic flux weakening, thus supporting high-speed operation while maintaining high efficiency and reduced dependency on rare earth materials.
• Automotive electrification, railway traction systems, and energy-efficient industrial drives are key application areas driving market adoption of HEMs.
• Advanced control algorithms such as vector control and model predictive control (MPC) are used to dynamically adjust excitation sources for optimized performance in varying load conditions.
• Major players involved in HEM development include Nidec Corporation, Hitachi, Mitsubishi Electric, Siemens AG, and Toshiba Corporation.
• Asia-Pacific leads the market in both production and consumption, driven by its dominant automotive and EV industries, followed by Europe and North America.
• Research efforts are underway to develop axial flux and segmented rotor HEMs, offering higher torque-to-weight ratios and integration flexibility.
• The market is transitioning from prototype and early-stage commercialization to large-scale deployments in electric mobility and industrial robotics.
• Environmental regulations, rare earth price volatility, and demand for advanced powertrains are catalyzing the shift toward rare-earth-efficient HEM architectures.

Hybrid Excitation Motor Market Overview

Hybrid excitation motors represent a class of advanced electric machines that blend the advantages of permanent magnet synchronous motors (PMSMs) and wound field synchronous motors (WFSMs). By integrating both excitation systems, HEMs enable real-time control of air-gap flux, resulting in a broader speed range, superior field-weakening characteristics, and minimized losses under partial load conditions.HEMs are increasingly used in electric vehicle traction drives, rail propulsion systems, robotics, and precision industrial machinery. Their unique ability to adjust excitation without the need for excessive permanent magnets makes them both cost-effective and efficient, particularly in applications requiring variable speeds and dynamic torque control.Technological advancements in power electronics, rotor/stator topologies, and embedded thermal management systems have significantly improved the efficiency and compactness of these motors. Furthermore, government-backed R&D programs in electrification and energy optimization have accelerated the development and adoption of HEMs across global markets.

Hybrid Excitation Motor Market Size and Forecast

The global hybrid excitation motor market was valued at USD 1.3 billion in 2024 and is expected to reach USD 4.8 billion by 2031, growing at a CAGR of 20.5% during the forecast period.Growth is primarily driven by demand for high-efficiency, high-performance electric drive systems, particularly in the electric and hybrid vehicle sector. Rising concerns about rare earth material dependency, cost reduction pressures, and stringent emission regulations are encouraging the transition toward hybrid excitation solutions.Asia-Pacific dominates the market with a strong manufacturing base, extensive EV production, and governmental support for energy-efficient technologies. Europe is rapidly advancing in railway and industrial HEM deployment, while North America is increasingly adopting HEMs in off-highway vehicles and aerospace propulsion systems.

Future Outlook For Hybrid Excitation Motor Market

Over the next decade, hybrid excitation motors will play a pivotal role in enabling high-speed, energy-efficient electric mobility and automation. As rare earth prices fluctuate and high-torque performance becomes critical, HEMs will emerge as a strategic alternative to conventional PMSMs and induction motors.Research into new materials such as high-temperature insulation, silicon carbide (SiC)-based inverters, and improved cooling systems will enhance motor reliability and power density. Moreover, next-gen applications such as eVTOL aircraft, marine electric propulsion, and advanced robotics will open new frontiers for HEM deployment.Regulatory mandates focused on sustainability and rare-earth material efficiency will continue to encourage OEMs and Tier-1 suppliers to adopt HEMs in commercial and passenger electric vehicles. Collaborations between automakers, motor developers, and research institutions will be vital to standardizing HEM designs and accelerating commercialization.

Hybrid Excitation Motor Market Trends

• Adoption in Electric Mobility Platforms: HEMs are increasingly used in EV drivetrains to optimize torque-speed performance and reduce dependency on high-cost permanent magnets. Leading OEMs are exploring axial-flux HEM variants to support compact, lightweight designs.
• Reduction of Rare Earth Dependency: With HEMs requiring fewer or no rare earth magnets, these motors are gaining traction as a cost-effective alternative in markets vulnerable to geopolitical supply risks. Hybrid excitation designs offer greater material sourcing flexibility.
• Integration with SiC-Based Inverters:Power electronics advancements, particularly silicon carbide and gallium nitride devices, are improving switching efficiency and thermal management enhancing the performance of HEMs across variable loads.
• Rise of Predictive Motor Control Systems:Advanced controllers using real-time predictive algorithms allow precise flux adjustment in HEMs, boosting energy efficiency and load response in dynamic industrial and vehicular settings.

Hybrid Excitation Motor Market Growth Drivers

• Demand for High-Speed and High-Efficiency Drives: Applications like electric vehicles and rail systems require motors that maintain torque over a wide speed range—making HEMs an ideal fit due to their field-weakening capabilities.
• Electrification of Transportation and Industry:Global efforts toward decarbonization and electrification are increasing the demand for next-gen electric motors that balance efficiency, cost, and adaptability across multiple applications.
• Government Funding and R&D Initiatives: Public sector investments into advanced propulsion systems, especially in Asia and Europe, are fostering pilot programs and commercialization of HEM technology for mainstream use.
• Price Volatility of Permanent Magnets:Frequent fluctuations in the cost and availability of rare earth materials used in conventional motors have made HEMs more attractive for long-term scalability and supply chain resilience.

Challenges in the Hybrid Excitation Motor Market

• Complex Control and Drive System Requirements:The dual excitation mechanism in HEMs requires advanced control strategies and precise coordination between PM and field excitation raising system complexity and integration costs.
• Limited Commercial Availability and Standardization:As HEMs are still emerging, there are few off-the-shelf solutions, and lack of standardized platforms impedes mass adoption across different industries.
• Thermal Management and Miniaturization:Achieving high torque output in compact designs demands robust cooling strategies and insulation materials, which remain technical hurdles for many mid-power HEMs.
• Higher Initial Cost Compared to Conventional Motors: Despite long-term efficiency gains, the upfront investment in HEMs, particularly in the automotive sector, remains a challenge without economies of scale.

Hybrid Excitation Motor Market Segmentation

By Motor Type

• Radial Flux Hybrid Excitation Motors
• Axial Flux Hybrid Excitation Motors
• Segmented Rotor HEMs
• Switched Reluctance-Based Hybrid Motors

By Power Rating

• Below 10 kW
• 10–100 kW
• 100–250 kW
• Above 250 kW

By Application

• Electric and Hybrid Vehicles
• Railway and Metro Systems
• Industrial Automation
• Aerospace and Defense
• Marine Propulsion Systems
• Renewable Energy (Wind Turbines, Hydropower)

By End-user Industry

• Automotive
• Railways
• Manufacturing
• Aerospace
• Energy and Utilities
• Defense

By Region

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

Leading Players

• Nidec Corporation
• Hitachi Ltd.
• Mitsubishi Electric Corporation
• Siemens AG
• Toshiba Corporation
• Robert Bosch GmbH
• MAHLE Group
• Dana TM4
• Valeo S.A.
• Protean Electric

Recent Developments

• Hitachideveloped a new compact hybrid excitation motor with enhanced cooling and embedded field winding controller for high-speed EV applications.
• Nidec Corporation announced a mass production roadmap for its field-controllable hybrid motor designed for mid-size electric vehicles.
• Mitsubishi Electriccollaborated with a railway consortium in Japan to deploy hybrid excitation motors in next-generation high-speed trains.
• Toshibaunveiled a high-efficiency axial flux HEM prototype for aerospace propulsion with improved torque-to-weight performance.
• Valeo partnered with automotive OEMs in Europe to integrate HEMs into electric trucks and delivery vehicles for urban logistics.