The North America Diesel Generator Market was valued at $3509.2 Million in 2026 and projected to reach to $4674.8 Million by 2031, representing a compound annual growth rate of 5.9%. The North America diesel generator market is poised for steady expansion through 2031, driven by critical infrastructure modernization, rising grid reliability concerns, and industrial sector recovery.
| Market Size in | USD 26.32 MN |
| Market Forecast in | |
| CAGR | |
| Forecast Period | |
| Units Considered | Value (USD MN) |
The US accounts for USD 4,583.4 million of North America's diesel generator market, representing the largest regional contributor and driving overall growth through industrial expansion and critical infrastructure investments.
North America's aging power grid and increasing frequency of outages are accelerating diesel generator adoption across utilities, data centers, and manufacturing facilities seeking reliable backup power solutions.
Canada's market is valued at USD 987.4 million, supported by remote mining operations, harsh climate conditions, and industrial applications requiring dependable standby power generation.
Mexico's diesel generator market at USD 524.2 million is expanding due to industrial growth, manufacturing sector development, and increasing demand for uninterruptible power supply in commercial operations.
| Report Metric | Details |
|---|---|
| Base Year | 2026 |
| Fastest Growing Segment | PORTABLE (Design) |
| Forecast Period | 2026–2031 |
| Growth Rate | CAGR of 5.9% from 2026 to 2031 |
| Largest Segment | STATIONARY (Design) |
| Market Size Base Year (Billions) | ~USD 19.23 (2026) |
| Revenue Forecast (Billions) | ~USD 25.61 (2031) |
| Segments Covered | Design, Application, Power Rating, End User, Industrial End User, Commercial End User |
6 segment dimensions are covered across the global market.
| Company | HQ | Ownership | Strongest segments |
|---|---|---|---|
| INTERTEK GROUP PLC | United Kingdom | Public Company | Consumer Products,Corporate Assurance,Health and Safety, |
| ABB LTD | Switzerland | Public Company | Electrification,Motion,Automation, |
| IHI CORPORATION | Japan | Public Company | Resources, Energy and Environment (power systems, carbon solutions, LNG and process equipment),Aero Engine, Space and Defense,Social Infrastructure (bridges, transport systems, shield systems, construction materials), |
| CATERPILLAR | United States | Public Company | Construction Industries,Resource Industries,Energy & Transportation, |
| CUMMINS INC. | United States | Public Company | Engine,Distribution,Components, |
| ROLLS-ROYCE PLC | United Kingdom | Public Company | Civil Aerospace engines and services,Defence aero, naval, and nuclear,Power Systems (mtu) – onsite power and propulsion, |
| MITSUBISHI HEAVY INDUSTRIES, LTD. | Japan | Public Company | Thermal Power Generation Systems (gas turbine combined cycle, steam),Nuclear Power Systems and Services,Wind Power and Renewable Generation Equipment, |
| WäRTSILä | Finland | Public Company | Engine and hybrid power plants,Battery energy storage (Quantum BESS portfolio),GEMS Digital Energy Platform and software, |
| ATLAS COPCO AB | Sweden | Public Company | Compressor Technique (compressed air and gas, air treatment, gas and process),Vacuum Technique (vacuum pumps, abatement, integrated systems),Industrial Technique (industrial tools, assembly systems, machine vision), |
| YAMAHA MOTOR CO., LTD. | Japan | Public Company | Motorcycles and land mobility,Marine (outboards, boats, personal watercraft),Outdoor land vehicles (ATVs, ROVs, golf cars), |
| DOOSAN BOBCAT | South Korea | Public Company | Compact equipment (loaders, excavators, telehandlers, compact tractors, mowers, utility products, attachments),Material handling (IC and electric forklifts, warehouse equipment),Portable power (air compressors, generators, light towers, industrial air), |
| CARRIER | United States | Public Company | Residential HVAC and Heat Pumps,Commercial and Industrial HVAC,Building Automation and Energy Management, |
| ASHOK LEYLAND | India | Public Company | Medium & Heavy Trucks (haulage, tractors, tippers, construction/mining applications),Buses (intercity, staff, school, urban, special application),Light & Small Commercial Vehicles (goods and passenger carriers), |
| KIRLOSKAR | India | Public Company | Engineered pumps for water, irrigation, and flood-control,Industrial process and utility pumps,Sewage, dewatering, and non-clog submersible pumps, |
| GREAVES COTTON LIMITED | India | Public Company | Engines, gensets, and spares,Electric mobility and other vehicles,Cables, control levers, and motion control systems, |
| DENYO CO., LTD. | Japan | Public Company | Engine-driven generators (single phase, three phase, ultra-silent),Welding machines (gasoline and diesel),Air compressors (box, trailer, after-cooler, dry air types), |
| KUBOTA CORPORATION | Japan | Public Company | Agricultural machinery (tractors, rice equipment, implements, post-harvest),Construction machinery (mini excavators, wheel loaders, compact loaders),Engines and industrial machinery, |
Intertek Group PLC is a United Kingdom-based public company founded in 1885 that operates as a global testing, inspection, and certification service provider. With 45,425 employees, the company serves various industries including oil and gas, chemicals, and consumer goods.
ABB Ltd is a Swiss multinational public company established in 1883 specializing in robotics, power, and automation technologies. With 112,700 employees worldwide, ABB serves industrial and utility customers across multiple sectors.
IHI Corporation is a Japanese public company founded in 1853 engaged in engineering, construction, and industrial machinery manufacturing. With 26,224 employees, the company serves aerospace, energy, and infrastructure markets.
Caterpillar is a United States-based public company founded in 1925 that manufactures heavy equipment and machinery for construction, mining, and agriculture. With 118,000 employees, it is a global leader in equipment manufacturing and related services.
Cummins Inc. is a United States public company established in 1919 specializing in the design and manufacture of diesel and natural gas engines. With 67,400 employees, the company serves automotive, industrial, and power generation markets worldwide.
Rolls-Royce PLC is a United Kingdom public company founded in 1884 specializing in the design and manufacture of aircraft engines and power systems. With 43,162 employees, the company serves civil aerospace, defense, and marine markets.
Mitsubishi Heavy Industries, Ltd. is a Japanese public company established in 1884 engaged in manufacturing aerospace, defense, power generation, and industrial equipment. With 78,793 employees, the company operates across multiple industrial sectors globally.
Wärtsilä is a Finnish public company founded in 1834 providing solutions for the marine and energy sectors, including engines, power plants, and digital services. With 17,938 employees, the company serves shipping and power generation industries worldwide.
Atlas Copco AB is a Swedish public company founded in 1873 specializing in industrial tools, compressors, and equipment rental services. With 56,520 employees, the company serves manufacturing, construction, and energy sectors globally.
Yamaha Motor Co., Ltd. is a Japanese public company established in 1918 manufacturing motorcycles, marine engines, and power products. With 55,176 employees, the company operates in automotive, marine, and recreational equipment markets.
Doosan Bobcat is a South Korean public company founded in 1947 specializing in compact construction equipment manufacturing. With 142 employees, the company serves the construction and landscaping industries.
Carrier is a United States public company established in 2019 providing HVAC, refrigeration, and fire and security solutions. With 47,000 employees, the company serves residential, commercial, and industrial customers globally.
Ashok Leyland is an Indian public company founded in 1948 manufacturing commercial vehicles and engines. With 9,891 employees, the company serves the transportation and automotive sectors in India and internationally.
Kirloskar is an Indian public company established in 1888 engaged in the manufacture of pumps, engines, and industrial equipment. With 2,582 employees, the company serves agricultural, industrial, and infrastructure sectors.
Greaves Cotton Limited is an Indian public company founded in 1859 specializing in diesel engines, power generation equipment, and automotive components. With 1,735 employees, the company serves agricultural, industrial, and transportation markets.
Denyo Co., Ltd. is a Japanese public company established in 1948 manufacturing power generators and welding equipment. With 1,362 employees, the company serves construction, industrial, and emergency power markets.
Kubota Corporation is a Japanese public company founded in 1890 specializing in agricultural machinery, engines, and industrial equipment. With 52,503 employees, the company serves agriculture, construction, and industrial sectors globally.
| Country | 2025 size (native) |
|---|---|
| US | USD 4583.4 Million |
| Canada | USD 987.4 Million |
| Mexico | USD 524.2 Million |
In North America, the diesel generator market is valued at USD 3,509.2 million as of 2026, with expectations to reach USD 4,674.8 million by 2031.
North America's diesel generator market is expected to grow at a compound annual growth rate (CAGR) of 5.9% from 2026 to 2031.
In North America, primary demand drivers include data centers, healthcare facilities, manufacturing plants, commercial establishments, and residential users requiring reliable backup power and business continuity solutions.
North America's market growth is supported by aging infrastructure, increasing grid disruptions, infrastructure modernization initiatives, renewable energy integration, and heightened focus on disaster preparedness and business continuity.
North America represents a mature, stable market segment with established manufacturing capabilities, stringent regulatory standards, and high customer purchasing power, positioning it as a strategically important region within the global diesel generator industry.
The study involved major activities in estimating the current size of the diesel generator market. Exhaustive secondary research was done to collect information on the peer and parent markets. The next step was to validate these findings, assumptions, and sizing with industry experts across the value chain through primary research. Both top-down and bottom-up approaches were employed to estimate the complete market size. Thereafter, market breakdown and data triangulation were used to estimate the market size of the segments and subsegments.
This research study on the diesel generator market involved the use of extensive secondary sources, directories, and databases, such as D&B Hoovers, Bloomberg, Businessweek, Factiva, International Energy Agency, and BP Statistical Review of World Energy, to identify and collect valuable information for a technical, market-oriented, and commercial study of the global diesel generator market. Other secondary sources included annual reports, press releases, and investor presentations of companies, white papers, certified publications, articles by recognized authors, manufacturer associations, trade directories, and databases.
The diesel generator market comprises stakeholders such as diesel generator manufacturers, engine technology providers, control system suppliers, and support providers in the supply chain. On the demand side, the market is driven by the growing adoption of diesel generators across sectors, including data centers, healthcare facilities, commercial buildings, telecommunications, industrial operations, and critical infrastructure, due to their high reliability, rapid response time, ability to provide immediate backup power during outages, and superior operational resilience compared to grid-dependent systems. On the supply side, manufacturers are seeing increasing opportunities through contracts with utilities, industrial end users, and infrastructure developers, as well as through strategic initiatives such as contracts, investments, and partnerships among major players to expand their market presence and technological capabilities. Various primary sources from both the supply and demand sides of the market were interviewed to obtain qualitative and quantitative information. The following is the breakdown of primary respondents:

Note: The tiers of the companies are defined based on their total revenue as of 2024: Tier 1: >USD 1 billion, Tier 2: USD 500 million–1 billion, and Tier 3: <USD 500 million.
Others include sales managers, engineers, and regional managers.
To know about the assumptions considered for the study, download the pdf brochure
Both top-down and bottom-up approaches were employed to estimate and validate the size of the diesel generator market and its dependent submarkets. Key players in the market were identified through secondary research, and their market share in the respective regions was determined through a combination of primary and secondary research. The research methodology involves analyzing the annual and financial reports of top market players and conducting interviews with industry experts, including chief executive officers, vice presidents, directors, sales managers, and marketing executives, to gather quantitative and qualitative insights related to the diesel generator market.

After determining the overall market size through the estimation process explained above, the total market has been divided into several segments and subsegments. To complete the overall market engineering process and obtain the exact statistics for all segments and subsegments, data triangulation and market breakdown processes have been employed, where applicable. The data has been triangulated by studying various factors and trends from both the demand and supply sides. Additionally, the market has been validated using both top-down and bottom-up approaches.
A diesel generator is an electrical generator that uses a diesel engine to produce electricity. It consists of a diesel engine that burns diesel fuel to produce mechanical energy and an alternator that converts the mechanical energy into electrical energy. Diesel generators are used as backup power sources when grid power is unavailable or unreliable, such as in remote areas, industrial settings, hospitals, data centers, and residential buildings. They are known for their reliability, durability, and ability to provide continuous power for extended periods.
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