Noticias

Driven by the dual engines of industrial automation and energy conservation & carbon reduction, China's low-voltage inverter market is undergoing a quiet yet profound technological revolution.
Against the backdrop of China's moderate economic recovery and industrial policy support in 2025, the low-voltage inverter market is showing a "U-shaped" recovery trend. Data shows that the market size of China's low-voltage inverters had reached about 27.5 billion yuan in 2024. Although there was a slight year-on-year contraction of 2.8%, the market is gradually emerging from the trough with the implementation of equipment upgrading and renovation policies and the accelerated layout of emerging industries.
As a core component of industrial automation and energy conservation & carbon reduction, low-voltage inverters not only benefit from the demand for upgrading traditional industries, but also usher in new growth opportunities driven by the "dual carbon" policy and the wave of intelligence.

01 Market Revival: Dual Transformations in Scale and Structure

In 2025, after a short-term adjustment, China's low-voltage inverter market is returning to the recovery track. According to the latest statistics, the global low-voltage inverter market revenue is expected to reach 2.14491 trillion yuan in 2025, of which the Chinese market accounts for about one-third, with a scale of approximately 721.98 billion yuan.
This data indicates that China remains the world's largest and most potential low-voltage inverter market.
In terms of market structure, the OEM (Original Equipment Manufacturer) market and the project-based market have shown distinctly different performances. In 2024, the overall OEM market size was 16.636 billion yuan, a slight year-on-year decrease of 1.5%.
Among them, the surge in the marine industry led the traditional OEM market, while industries such as elevators and HVAC (Heating, Ventilation, and Air Conditioning), which were affected by the sluggish real estate investment, showed a downward trend.
The project-based market reached 10.864 billion yuan in 2024, a year-on-year decrease of 4.8%. However, the performance of various segments varied— the power industry achieved growth driven by policies, while the metallurgical industry saw reduced demand due to the suspension of capacity replacement projects.
In the future, opportunities in the project-based market will be mainly concentrated in the fields of energy conservation and carbon reduction, environmental protection renovation, and equipment upgrading and renovation.

02 Technological Innovation: Intelligence and Performance Breakthroughs

In 2025, the pace of technological innovation in low-voltage inverters has accelerated significantly, mainly reflected in two aspects: the intelligence of control systems and the improvement of hardware performance.
In the field of control technology, three advanced control schemes have become industry benchmarks: Field-Oriented Control (FOC) performs excellently in fields such as robots and CNC machine tools that require precise speed and torque control; Direct Torque Control (DTC) can operate without position sensors and demonstrates unique advantages in applications where loads change rapidly and frequently;Sensorless Vector Control estimates motor flux through mathematical models and shines in environments where sensors cannot be installed or the installation cost is excessively high.
The innovation of power electronic devices is equally noteworthy. The wide application of new silicon carbide (SiC) and gallium nitride (GaN) power transistors has enabled inverters to achieve faster switching speeds, higher bus voltages, and lower gate voltage drops.
Compared with old-fashioned inverters with an efficiency of less than 85%, the maximum efficiency of inverters adopting new technologies can reach 98% under full load.
These technological breakthroughs have not only improved product performance but also brought about a trend of miniaturization in appearance. In 2025, compact design has become the mainstream choice of various manufacturers, meeting the increasingly stringent space constraints in industrial applications.

03 Industry Standards: Quality Enhancement and Green Transformation

In 2025, the industry standards for frequency converters underwent a significant update, which had a profound impact on the high-quality development of the industry. Domestic standards imposed stricter requirements in terms of energy efficiency levels and safety regulations, prompting enterprises to increase their research and development investment and optimize product design.

The upgrading of safety standards is particularly notable

The new version of the standard has imposed more stringent and detailed regulations on the electrical safety, mechanical safety, and electromagnetic compatibility of frequency converters.
Modern frequency converters have integrated advanced safety functions such as safe torque shutdown (STO), ensuring an immediate power cut to prevent accidental motor startup and providing a more efficient and reliable safety mechanism.
In terms of aligning with international standards, domestic enterprises face more complex challenges. The UL standard in the United States has unique requirements for the product certification process and technical indicators, and is more stringent in the reliability testing of frequency converters under extreme environments.
Although meeting these standards increases the operating costs of enterprises, in the long run, it helps to improve the product quality and international competitiveness of domestic enterprises.

04 Competitive Landscape: The Rise of Local Brands and Differentiation

The competitive landscape of low-voltage frequency converters is undergoing a profound transformation, with foreign brands and domestic brands competing against each other. Foreign enterprises still maintain a leading position in technologies such as high-performance vector control frequency converters and multi-transmission systems.
Domestic brands, through continuous technological innovation and cost advantages, are gradually closing the gap with foreign brands and have achieved catch-up in some specialized fields.
It is worth noting that the market share of domestic brands has risen to approximately 2%. Although the overall proportion is still not high, the growth momentum is significant. These enterprises are enhancing their market competitiveness through cost leadership strategies such as optimizing product structure design and improving production line automation levels.
At the same time, they are actively expanding their overseas markets, and have successfully entered countries and regions such as Russia and Turkey through distributor channels.
In terms of product innovation, several new domestic products showcased at the 2025 Industrial Fair demonstrated the progress of domestic technology, including book-shaped narrow-body vector frequency converters and high-performance universal servo drives.
These products, with their lightweight bodies, powerful performance, and intelligent features, meet the requirements of various industries for stability and convenient debugging.

05 Application Field: Coexistence of Emerging Demand and Traditional Upgrade

The application fields of low-voltage frequency converters are constantly expanding and deepening. In the traditional industrial sector, the intelligent upgrading of manufacturing has led to a large number of factories undergoing renovations of their automated production lines. As a key device for motor speed regulation and energy saving, the demand for low-voltage frequency converters continues to rise.
In particular, in specialized fields such as lifting, logistics, machine tools, elevators, and textiles, low-voltage frequency converters play an irreplaceable role.
New application fields have also brought new growth points to the low-voltage frequency converter market. In the new energy sector, such as wind power generation and solar power projects, frequency converters are used to control the output frequency and voltage of power generation equipment to ensure stable power output.
Among them, specialized products like wind turbine pitch integrated controllers have successfully achieved mass delivery.
The demand for low-voltage frequency converters in specialized application markets also shows a differentiated characteristic. In water treatment and wastewater treatment, HVAC (heating, ventilation, and air conditioning), industrial pumps and fans, etc., there is an urgent need for energy saving and consumption reduction, while in the automotive and industrial manufacturing sectors, more emphasis is placed on precise control and reliability.
This differentiated demand prompts frequency converter manufacturers to provide more customized solutions.

06 Future Trends: The Double Spiral of Green and Intelligence

Looking ahead, the Chinese low-voltage frequency converter market will continue to evolve under the dual driving forces of green and intelligent development. Energy-saving technology optimization has always been the core of frequency converter research and development. Companies are using advanced adaptive control and predictive control algorithms to enable frequency converters to adjust output power in real time according to load changes, thereby further reducing energy consumption.

Integrating intelligent technologies
has become another important trend. Frequency converters, by integrating artificial intelligence algorithms, can achieve real-time monitoring and intelligent diagnosis of the motor's operating status. When the motor experiences an anomaly, the frequency converter can quickly analyze the cause of the fault and promptly adjust the operating parameters or issue an early warning signal.
These intelligent functions significantly enhance the reliability of the equipment and the efficiency of operation and maintenance.
In terms of regional development patterns, regions such as East China, South China, and North China remain the main concentration areas for China's low-voltage frequency converter industry. These regions, with their well-developed industrial chain support, abundant technical talent resources, and favorable policy support, continue to lead industry innovation and development.
At the same time, Chinese enterprises are actively expanding overseas markets, setting up overseas offices in countries where their products have been sold, and accelerating their global layout.
Technological innovation is redefining industry boundaries. 。 The new generation of frequency converters, with their intelligent and high-performance features, have evolved from simple motor control devices to energy management centers and data nodes of industrial systems.
They are like intelligent neurons spread throughout the industrial system, transforming the promotion of efficiency and green transformation from a macroscopic concept into a microscopic practice.
In the future, with the further integration of artificial intelligence and frequency conversion technology, this field will continue to break through traditional limits and provide more solid technical support for the intelligent transformation of China's manufacturing industry and the realization of the "dual carbon" goals.