The 10 Best Generator Manufacturers & Brands in 2024

Best Generator Manufacturers

I. Top Generator Manufacturers


Country: USA

Founded: 1919

Products: Diesel and natural gas engines, hybrid and electric power platforms and related technologies, including filtration, post-treatment, turbocharging, fuel system, control system, air intake treatment system, automatic transmission, power system, battery, electric power system, hydrogen production and fuel cell products.

About the company:

Cummins, established in the United States in 1919, is a globally recognized power solutions provider, supplying power generation systems, parts, and services worldwide. The company offers diesel and natural gas engines, hybrid power, electric power platforms, and associated technologies.

As a pioneer in power technology, Cummins designs, produces, and distributes a diverse range of power solutions, along with service support. With around 578,800 employees worldwide, the company is committed to fulfilling its corporate responsibility by promoting education, environment, and equal opportunities, to create a healthy community and drive global prosperity and development.

Cummins provides product and service support to its customers through thousands of dealers located around the world. In 2020, the company achieved a revenue of $19.8 billion and a profit of approximately $1.8 billion.


Country: China


Products: Power system, automobile business, engineering machinery, intelligent logistics, agricultural equipment, marine transportation equipment.

About the company:

Weichai, founded in 1946, is an early manufacturer of diesel engines, and now a large enterprise that integrates power systems, automobile business, engineering machinery, intelligent logistics, agricultural equipment, marine transportation equipment, and other businesses.

With over 90,000 employees worldwide, Weichai achieved revenue of over 260 billion yuan in 2019, and has business segments across the world, including Europe, North America, and Asia. Its subsidiaries are involved in power system automobile business, engineering machinery, intelligent logistics, agricultural equipment, marine transportation equipment, and more.

Weichai emphasizes scientific and technological innovation, with national research centers for commercial vehicle powertrain engineering technology and internal combustion engine reliability. Weichai also has research bases such as “Academician Workstation” and “Postdoctoral Workstation,” a national industrial innovation strategy alliance, and a national intelligent manufacturing demonstration base.

The company has R&D centers in China and cutting-edge technology innovation centers worldwide. Weichai has set up a global collaborative R&D platform to ensure that the company’s technology is always at the forefront of the world.

Weichai has created a coordinated industrial layout in the world, and in 2004, Weichai Power was listed in Hong Kong, becoming a listed company in China’s internal combustion engine industry in Hong Kong. It merged with Hunan Torch Automobile Group in 2005, creating a heavy truck gold industry chain, and later absorbed and merged Hunan Torch through share exchange, returning to A-share from H-share, creating a “Weichai Model” in the capital market.

Since 2009, Weichai has achieved several milestones:

  1. Merged and acquired French Bodouan Engine Company, which has a history of 100 years.
  2. Strategically reorganized the luxury yacht manufacturer, Faraday of Italy.
  3. Established a strategic partnership with the industrial forklift and service provider, Kaiao Group.
  4. Merged and acquired Linde Hydraulic and achieved localization.
  5. Supported CAO Group to acquire Dematic, an automated logistics provider.
  6. Made strategic investments in the US natural power system supplier, PS Company, the UK solid oxide fuel cell supplier, Siris Company, and the Canadian hydrogen fuel cell supplier, Ballard Company.
  7. Strategically reorganized the German Otis Company and the Austrian VDS Company.
  8. Achieved global coverage and balanced development of strategic business.

Weichai has also established production bases in India and other locations through technology output, production capacity cooperation, and other methods, realizing localized manufacturing.

Along with its rapid development, Weichai advocates energy conservation, emission reduction, and green production, vigorously promotes the upgrading and progression of industry technology, and shares development achievements with all sectors of society.


Country: Japan


Products: Motorcycle, automobile, LifeCreation, etc.

About the company:

Honda Motor was founded in Japan in 1948 and is a leading manufacturer of motorcycles and automobiles.

The company started by producing power-assisted bicycle engines and is renowned for its automobile safety systems worldwide.

The Civic series, which was first introduced in 1972, is one of Honda’s most famous car models, known for its excellent handling and high cost performance.

In addition to the Civic, Honda’s Accord, Lingpai, and Fit models are popular in China.

Honda Technology Research Industry Co., Ltd. has over 130 production facilities in 29 countries and regions across the globe.

Honda’s business projects in China

Automobile field: GAC Honda Automobile Co., Ltd., Dongfeng Honda Automobile Co., Ltd., GAC Honda Automobile Research and Development Co., Ltd., Dongfeng Honda Engine Co., Ltd., Honda Automobile Parts Manufacturing Co., Ltd., Dongfeng Honda Automobile Parts Co., Ltd., Honda Production Technology (China) Co., Ltd., Honda Automobile Supplies (Guangdong) Co., Ltd.

Motorcycle field: Wuyang Honda Motor (Guangzhou) Co., Ltd., New Continental Honda Motor (Suzhou) Co., Ltd., Honda Motor Research and Development Co., Ltd

Life Creation: Honda Power (China) Co., Ltd


Country: Japan


Products: Motorcycles, scooters, diesel engines, general-purpose engines, generators, automobile engines, industrial robots, etc

About the company:

Yamaha Motor Co., Ltd. was established on July 1, 1955, and has been a professional manufacturer of motorcycles ever since. Since 1960, we have diversified our product line to include motorboats, outboard engines, and automobile engines.

Yamaha Motor Co., Ltd. is a global enterprise that has been ranked among the top 500 companies in the world on multiple occasions. We have factories and operating institutions located all over the world.

In 2006, we invested US $1 billion in Zizhu Science Park in Minhang District to establish “Yamaha Motor Trading (Shanghai) Co., Ltd.”

Yamaha Motor Co., Ltd. began manufacturing motorboats and outboard engines in 1960, which, along with our engine and FRP technology, allowed us to expand into new business areas and move towards diversification.

Today, Yamaha Motor Co., Ltd. is involved in a range of businesses, including the motorcycle, boat, power product, automobile engine, intelligent chemical plant equipment, aviation, and PAS businesses. Our products span from land to sea, and even to the sky, reflecting our commitment to innovation and growth.


Country: China


Products: Filter, lubricating oil, connecting rod

About the company:

Guangxi Yuchai Machinery Group Co., Ltd. was founded in 1951 and is headquartered in Yulin, Guangxi. It is a large state-owned enterprise group that specializes in investment and financing management, with core operations focused on capital operation and asset management.

The company has over 30 wholly-owned, holding, and shareholding subsidiaries. Yuchai is a leading manufacturer of internal combustion engines in China, with a wide range of product types.

The company has industrial bases located in Guangxi, Guangdong, Jiangsu, Anhui, Shandong, Hubei, Sichuan, Chongqing, Liaoning, and other regions.

Yuchai is actively developing the engine industry chain and the new energy industry chain. Guided by the core supporting parts for engines and new energy, it has created a comprehensive industrial cluster base that integrates the internal combustion engine industry, new energy vehicle industry, key parts manufacturing industry, terminal equipment manufacturing industry, as well as commerce, finance, and logistics industry.

This has resulted in the creation of a multi-billion-yuan industrial cluster, led by Yuchai, which is driving the high-quality development of the mechanical industry in the region.

Engine manufacturing and industrial chain: strengthen the main engine industry, actively extend upstream and downstream, form an integrated equipment manufacturing system of “parts, complete machine and terminal”, and build a gold industrial chain.

With subsidiaries including Huayuan Co., Ltd., Yuchai Advanced Lubricants, Chengxin Company, Jinchuang Company, and others, our company will focus on developing filters, lubricants, connecting rods, and other products. We will promote the continuous expansion of our product line to include key components such as rear processing, electronic control common rail, and electrical component systems, as well as other high value-added emerging products. This will help us to establish core component system advantages.

Our company will use subsidiaries including Yuchai Co., Ltd., Power Company, CRRC Yuchai, Ship Power Company, and others to make specialized use of refined vehicles, agricultural equipment, engineering machinery, marine applications, power generation, locomotives, and military engines. We will accelerate the development of new energy power systems, integrate power systems, make full use of intelligent production methods, and transform our manufacturing enterprise into a service-oriented manufacturing enterprise.

With subsidiaries including Yuchai Special Automobile, Yuchai Dongte, Yuchai Heavy Industry, and others, we will accelerate the development of high-tech, high value-added, environmentally friendly special vehicles, environmental sanitation equipment, and engineering machinery and equipment. We will strengthen our terminal industry to better serve our customers.

With the assistance of Yuchai New Energy Vehicle Company, Yuchai Special Automobile Co., Ltd., and Yuchai Dongte, our company will focus on new energy vehicles and fuel cell businesses. We aim to build a new energy and environmental protection industry chain, starting with pure electric commercial vehicles, urban logistics vehicles, and environmental sanitation vehicles.

We will actively research, develop, and produce “three electricity” systems, which include electric drive, battery, and electronic control. We will also vigorously develop new energy power systems, electrical accessories, fuel cells, and other core components for new energy vehicles.

Our vehicle manufacturing platform will be used to expand the variety and scale of new energy vehicles, including new energy police vehicles, escort vehicles, monitoring vehicles, fire engines, emergency rescue vehicles, van logistics vehicles, sanitation vehicles, and more.

We will rely on Yuchai New Energy to invest heavily in the construction and professional operation management of clean energy power generation projects. This will include laying out photovoltaic power stations, fast charging piles, and power stations.

Guided by our goal of serving the new energy automobile industry chain, we have established Yuchai Financial Leasing. This will broaden our financing channels and platforms, allowing us to expand our financial leasing, auto commerce, and auto after-sales services, among others.

We will rely on Yuchai Logistics Co., Ltd. to build our logistics, warehousing, distribution, and terminal businesses. Our aim is to develop our supply chain finance and logistics industry parks, ultimately building a complete logistics industry chain.

Yuchai has established a marketing management system that integrates product sales, application development, after-sales service, and parts monopoly. This system includes over 3,000 service stations and more than 5,000 parts sales outlets located all over the world. These service stations and outlets provide high-quality services to our users.


Country: China


Products: diesel motor

About the company:

Shanghai New Power Automotive Technology Co., Ltd. (formerly known as Shanghai Diesel Engine Co., Ltd., Shanghai Diesel Engine Factory, Shanghai Wusong Machine Factory, etc.) was established in 1947 and now belongs to SAIC Motor Corporation.

In 1993, the company was restructured into a state-owned holding company and issued A and B shares in the Shanghai Stock Exchange. It is now an advanced supplier of diesel engines for a wide range of applications in China, providing commercial vehicle, engineering machinery, agricultural machinery, ships, and generator sets customers at home and abroad with technologically advanced products.

In 2021, the company will realize a new pattern of integrated development in the “heavy truck+diesel engine” industries by implementing major asset restructuring. The heavy truck business will use wholly-owned SAIC Hongyan Automobile Co., Ltd. as a platform to actively develop smart heavy trucks and new energy heavy trucks, and establish a leading position in these fields through innovation in new energy, intelligent driving, intelligent networking, and other technical fields.

The diesel engine business will continue to position itself as a domestic advanced supplier in a full range of applications, expanding its product line and market segments, enhancing its differentiated competitive advantage in new energy and intelligent networking, and providing technologically advanced products for commercial vehicles, engineering machinery, agricultural machinery, ships, and generator sets domestically and abroad.

The company has a national certified enterprise technology center and a postdoctoral workstation, a passenger car standard quality management system, and advanced automated and digital production lines. The company is also actively promoting the construction of intelligent factories.


Country: China


Products: Medium and small power diesel engine

About the company:

Changchai began its operations in 1913 and is one of the earliest professional manufacturers of internal combustion engines in China. It has an annual production capacity of 800,000 diesel engines, 550,000 tons of castings, and 2,200,000 gasoline engines. The company specializes in research, development, and production of medium and small power diesel engines.

Changchai Co., Ltd. is a listed company and a national industrial enterprise with a history of more than 100 years. It owns both A shares and B shares. Changchai has produced more than 30 million diesel engines, which have been exported to 78 countries and regions.

Changchai mainly produces medium and small power diesel engines with a power range of 1.62-117.6 kilowatts. There are more than 1000 varieties, and its products are widely used in various fields, such as pickup trucks, light trucks, low-speed trucks, tractors, harvesters, gardening machinery, plant protection machinery, high-speed plug-in machines, generator sets, engineering machinery, cold chains, ships, and more.

The company has an enterprise technology center, a postdoctoral research workstation, and a small and medium power internal combustion engine engineering technology research center in Jiangsu Province. Changchai has successfully launched non-road national III, national V electronic-controlled diesel engines, and vehicle national V diesel engines using three advanced technology routes, namely, high pressure common rail, electrically controlled single pump, and electrically controlled VE pump. These engines have been recognized by the Ministry of Environmental Protection of the People’s Republic of China and offer a variety of models.

The application of new technology has made Changchai products more reliable and economical, fully meeting the requirements of various fields such as vehicle transportation, harvesters, wheel trailers, loaders, plant protection machinery, and others.

In the field of non-road machinery, Changchai has many multi-cylinder engines that have passed the US EPA and EU EC emission certification, obtaining green permits to enter the European and American markets, making it competitive in the international market.

Changchai has nearly 40 provincial and municipal high-tech products and has obtained 145 patents authorized at home and abroad, including 14 invention patents.

The company has advanced internal combustion engine manufacturing equipment and technology in China. It has introduced advanced casting, processing, assembly, and internal combustion engine testing equipment from the United States, Germany, Switzerland, Japan, Austria, and other countries.

The application of advanced modern and intelligent equipment has improved the manufacturing level of Changchai equipment and has effectively led and promoted the technical development of the agricultural machinery industry.

Changchai has built a sales and service network covering the entire country of China, with 5 sales business units, 27 sales and service centers, and 799 service stations. It is a senior certification enterprise of the customs, with a perfect diesel engine sales and service network system, and can provide customers with high-quality, efficient, and timely services.


Country: China


Products: Military equipment and intelligent power

About the company:

Founded in 1996, Tellhow is a large-scale enterprise that focuses on industrial development in the field of military equipment/smart energy. It is an expert enterprise in the field of smart power and a significant player in the military equipment industry.

Tellhow Technology Co., Ltd. was listed on the Shanghai Stock Exchange in July 2002. It is a private listed company in Jiangxi Province with the stock code of 600590. After years of development and accumulation, the company has established a relatively perfect governance structure, formed a complete internal control system, and has nearly 40 branches and subsidiaries in Nanchang, Beijing, Shanghai, Shenzhen, Hong Kong, and Indonesia, as well as more than 10 high-tech industrial parks.

Since its establishment, the company has continuously improved and upgraded the industrial system, optimized the industrial structure, and concentrated resources to vigorously develop the two major industries of military equipment and intelligent power.

Tellhow’s military equipment business focuses on the development and service of communication command, ship combat auxiliary systems, special power stations and air conditioning, information warfare data platforms, and other series of products. It carries out research and application of military science and technology information technology.

Tellhow’s Intelligent Power Business focuses on product development and service of power informatization, power Internet of Things, intelligent emergency power supply, and intelligent power distribution equipment. It also carries out the research and application of new generation power information technology.

In addition to its focus on industrial development in the field of military equipment and smart energy, Tellhow also actively pays attention to M&A opportunities in relevant fields. This strategy has helped make the company a large-scale enterprise in the field of military equipment and an expert enterprise in the field of intelligent power.

As of 2019, the total assets of the company were nearly 14 billion yuan, the total number of employees was nearly 3000, and the number of patents and copyrights effectively authorized was nearly 2000.

9. Zonsen Power

Country: China



About the company:

Zonsen Industrial Group is a power system integration service provider with motorcycle engines and general power as its core. It is also a professional manufacturing base of thermal power machinery products with large scale and complete varieties in China.

One of the core subsidiaries of Zonsen Industry Group is Chongqing Zonsen Power Machinery Co., Ltd. (hereinafter referred to as “Zonsen Power”). The company became a listed company in the Shenzhen Stock Exchange through asset restructuring in 2003, with the stock code of 001696.

In recent years, the company has adhered to the strategic positioning of “power+” and has continued to consolidate and enhance the dominant position of its two traditional main businesses of motorcycle engines and general aviation. It has also accelerated the construction of three major platform businesses of new energy, general aviation, and parts. The company aims to promote its transformation and upgrading from a traditional manufacturing enterprise to a power system integration service provider of “digital, scientific, and intelligent”.

Chongqing Zonsen Engine Manufacturing Co., Ltd. is a core subsidiary of Zonsen Power and has been focusing on R&D and manufacturing of motorcycle power since its founding in 1992. With over 2700 employees, the company produces more than 130 varieties and 1800 specifications of motorcycle engines ranging from 35CC to 850CC. Its products are sold both domestically and internationally in over 100 countries and regions.

The company has an advanced R&D center and engine production system, and is known for its high-quality products in the industry. The company has established a domestic typical automatic coating production line, automatic engine assembly line, and has introduced several sophisticated inspection and detection equipment to greatly improve the quality of engine products.

In 2017, the company invested tens of millions of RMB to build the first Industry 4.0 intelligent production line in the engine industry, which was put into production in September 2018, further improving the product consistency and quality of Zonsen engines.

Zonsen Engine has established itself as a specialized, industry-focused, and sustainably growing Chinese motorcycle power enterprise through over two decades of intensive cultivation in the motorcycle engine business.

The company has implemented a high standard management mode and lean production, winning high recognition from the industry and society. Zonsen Engine’s products cover a wide range of 35CC to 850CC, more than 130 varieties and more than 1800 specifications. Its product sales network covers the entire country and exports to more than 100 countries and regions.

In 2004, Zonsen Engine collaborated with the renowned European motorcycle manufacturer and scooter ancestor, Italy Biagio Group, to introduce Biagio power products and successfully localize them, earning high recognition from Biagio and the international market. This international cooperation has also injected continuous energy into the company’s multi-directional innovation. The company has passed the 1S09001 quality system certification, ISO14000&OHSAS18000 system certification, and integrated these into one in 2006, further enhancing management efficiency.

Zonsen Engine is an innovative and successful enterprise in China’s motorcycle industry.

With Zonsen National Technology Center and continuous investment in equipment and personnel, the company’s R&D and design level has always been at the forefront of China.

The power of Jinzhan series heavy-duty tricycle, the special power of NC450 sports off-road vehicle, TC380R, ZS650 and other dual cylinder large displacement power are all new heights of China’s motorcycle power technology breakthroughs.

Zonsen Engine Company has accumulated nearly 600 invention patents, utility model patents and appearance patents.


Country: China


Products: Automobiles, motorcycles and engines

About the company:

Lifan was founded in 1992 and was listed in 2010 (stock code: 601777). It is a large-scale enterprise that integrates the research and development, production, and sales of automobiles, motorcycles, engines, and general machines, with a strategic focus on the new energy industry.

The company currently holds 10,436 authorized patents and employs more than 5,170 individuals, with over 1,985 individuals having college education or above.

Lifan has been selected as one of the top 500 Chinese enterprises for 13 consecutive years and has remained at the forefront of the automotive and motorcycle industry in Chongqing for many years.

On November 25, 2010, the company successfully listed on the Shanghai Stock Exchange.

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Founder of MachineMFG

As the founder of MachineMFG, I have dedicated over a decade of my career to the metalworking industry. My extensive experience has allowed me to become an expert in the fields of sheet metal fabrication, machining, mechanical engineering, and machine tools for metals. I am constantly thinking, reading, and writing about these subjects, constantly striving to stay at the forefront of my field. Let my knowledge and expertise be an asset to your business.

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