The UK Data Center Generators Market was valued at $377.8 Million in 2026 and projected to reach to $633.3 Million by 2031, representing a compound annual growth rate of 10.9%. The UK data center generators market is positioned for exceptional growth through 2031, driven by the nation's commitment to becoming a global digital leader and the proliferation of edge computing facilities.
| Market Size in | USD 26.32 MN |
| Market Forecast in | |
| CAGR | |
| Forecast Period | |
| Units Considered | Value (USD MN) |
The UK data center generators market is projected to grow from $377.8 million in 2026 to $633.3 million by 2031, representing a robust 10.9% CAGR, significantly outpacing the global growth rate of 2.7%.
UK's accelerating digital transformation and cloud migration initiatives are creating sustained demand for reliable backup power infrastructure across London, Manchester, and other major data center hubs.
Stringent UK and EU data protection regulations, including GDPR and upcoming standards, mandate uninterrupted power supply systems, driving mandatory generator installations across all tier-level data centers.
Increasing grid instability and energy supply uncertainties across the UK are prompting data center operators to invest in advanced generator systems for enhanced operational continuity and disaster recovery.
| Report Metric | Details |
|---|---|
| Base Year | 2026 |
| Fastest Growing Segment | NATURAL GAS GENERATORS (Fuel Type) |
| Forecast Period | 2026–2031 |
| Growth Rate | CAGR of 2.7% from 2026 to 2031 |
| Largest Segment | STANDBY POWER (Application) |
| Market Size Base Year (Billions) | ~USD 8.57 (2026) |
| Revenue Forecast (Billions) | ~USD 9.79 (2031) |
| Segments Covered | Fuel Type, Power Rating, Application, Redundancy Configuration, End User |
5 segment dimensions are covered across the global market.
| Company | HQ | Ownership | Strongest segments |
|---|---|---|---|
| CATERPILLAR | United States | Public Company | Construction Industries equipment and parts,Resource Industries mining equipment and services,Energy & Transportation engines, turbines, and rail, |
| CUMMINS | United States | Public Company | Engine,Distribution,Components, |
| ROLLS-ROYCE | United Kingdom | Public Company | Civil Aerospace engines and services,Defence aero, naval and submarine power,Power Systems (mtu onsite power and propulsion), |
| GE VERNOVA | United States | Public Company | Power (Gas, Nuclear, Hydro, Steam),Wind (Onshore & Offshore),Electrification (Grid, Power Conversion, Solar & Storage, Software), |
| GENERAC | United States | Public Company | Residential standby generators & transfer switches,Portable & inverter generators and outdoor power equipment,Commercial & industrial generators and mobile solutions, |
| MITSUBISHI HEAVY INDUSTRIES | Japan | Public Company | Thermal Power Generation Systems (gas turbine combined cycle and steam),Nuclear Power Systems and Post-Operational Services,Wind Power and Renewable/Environmental Systems (incl. CO2 capture, exhaust gas treatment), |
| ABB | India | Public Company | Electrification,Motion,Automation, |
| SIEMENS ENERGY | Germany | Public Company | Gas Services (gas and steam turbines, generators, services, digitalization),Grid Technologies (HVDC, transformers, substations, switchgear, digital grid),Transformation of Industry (electrolyzers, industrial turbines, compressors, drives, storage), |
| ATLAS COPCO | Sweden | Public Company | Compressor Technique (air, gas, treatment, medical air),Vacuum Technique (vacuum pumps, abatement, systems),Industrial Technique (assembly tools, machine vision, material removal), |
| PRAMAC | Italy | Private Company | Portable and standby power generators,Material handling equipment (pallet trucks, stackers, small lifters),Aftermarket services, parts, and residual asset sales, |
Caterpillar is a United States-based public company founded in 1925 that employs 118,000 people. The company is a global leader in manufacturing heavy equipment and machinery.
Cummins is a United States-based public company founded in 1919 with 67,400 employees. The company specializes in engine and power generation technology.
Rolls-Royce is a United Kingdom-based public company founded in 1884 with 43,162 employees. The company is known for manufacturing aerospace engines and power systems.
GE Vernova is a United States-based public company founded in 2023 with 78,000 employees. The company focuses on energy and power generation solutions.
Generac is a United States-based public company founded in 1959 with 9,400 employees. The company manufactures power generation equipment and energy solutions.
Mitsubishi Heavy Industries is a Japan-based public company founded in 1884 with 78,793 employees. The company operates across multiple sectors including aerospace, energy, and industrial machinery.
ABB is an India-based public company founded in 1883 with 111,900 employees. The company provides power and automation technologies and solutions.
Siemens Energy is a Germany-based public company founded in 1866 with 98,995 employees. The company specializes in energy generation, transmission, and distribution technologies.
Atlas Copco is a Sweden-based public company founded in 1873 with 56,473 employees. The company manufactures industrial tools, compressors, and related equipment.
Pramac is an Italy-based private company founded in 1966 with 130 employees. The company manufactures power generation equipment.
The UK data center generators market is valued at $377.8 million in 2026 and is expected to grow to $633.3 million by 2031.
The UK market is growing at a compound annual growth rate of 10.9% from 2026 to 2031, significantly higher than the global average of 2.7%.
The UK's rapid digital transformation, increased cloud computing adoption, AI infrastructure investments, and stringent regulatory compliance requirements are driving faster growth compared to global trends.
Key drivers include the need for operational continuity, regulatory compliance standards, increased hyperscaler investments, and the UK's strategic positioning as a European data center hub.
The UK market is projected to reach $633.3 million by 2031, representing a 67.7% increase from the 2026 baseline of $377.8 million.
This research study on the data center generators market involved extensive secondary sources, directories, IEEE Communication-Efficient: Algorithms and Systems, International Journal of Innovation and Technology Management, and paid databases. Primary sources included industry experts from core and related industries, third-party service providers, consulting service providers, end users, and other commercial enterprises. In-depth interviews with primary respondents, including key industry participants and subject matter experts, were conducted to obtain and verify critical qualitative and quantitative information and assess the market’s prospects.
In the secondary research process, various sources were referred to identify and collect information for this study. Secondary sources included annual reports, press releases, and investor presentations of companies; white papers, journals, and certified publications; and articles from recognized authors, directories, and databases. The data was also collected from other secondary sources, such as journals, government websites, blogs, and vendors’ websites.
During the primary research process, interviews were conducted with various sources from both the supply and demand sides to gather qualitative and quantitative information on the market. The primary sources on the supply side included generator manufacturers, engine suppliers, power solution providers, component manufacturers, and industry experts such as chief executive officers (CXOs), vice presidents (VPs), business development managers, and directors involved in power systems, energy infrastructure, and data center operations. It also included key executives from the data center industry, professional service providers, industry associations, and other key opinion leaders.

Notes: Tier 1 companies’ revenues are more than USD 1 billion; Tier 2 companies’ revenues range between USD 500 million and USD 1 billion; and Tier 3 companies’ revenues range between USD 50 million and USD 500 million.
Other designations include sales managers, marketing managers, data center procurement managers, and product managers.
To know about the assumptions considered for the study, download the pdf brochure
Multiple approaches were adopted to estimate and forecast the data center generators market. The first approach involved estimating the market size based on companies’ revenue from data center generator sales.
Market Size Estimation Methodology: Top-down Approach
The top-down approach estimates the overall data center generators market size by starting with a macro-level view, such as total IT spending or digital transformation expenditures. High-level industry or market values are divided and allocated into segments based on identified proportions by offering, workload type, data center size & capacity, end user, and region using researched splits. This approach uses broad market trends, industry reports, and expert insights to proportionately allocate the total value across sub-markets, regions, and countries. It ensures that the overall estimation remains aligned with recognized industry benchmarks, enabling accurate segmentation and a holistic market perspective.
Market Size Estimation Methodology: Bottom-up Approach
The bottom-up approach for estimating the data center generators market size involves aggregating data at the most granular level, such as company revenues, to build up to the global figure. This process begins by collecting company-level revenue data for data center generators and services. By analyzing the market share and revenue of key players and integrating percentage splits across segments, such as service line or industry, the total market size is calculated. Additional segmentation is performed by region or vertical, ensuring comprehensive coverage. The method then validates market estimates by comparing and consolidating segment results, providing a robust, detailed market-size assessment derived from concrete, ground-level business activity.

After determining the overall market size using the market estimation processes described above, the market was segmented and sub-segmented. Data triangulation and market segmentation procedures were employed, where applicable, to complete the overall market engineering process and determine the exact statistics for each market segment and subsegment. The overall market size was then used in the top-down approach to estimate the size of other individual markets by applying percentage splits to the market segmentation.
After determining the overall market size using the market estimation processes described above, the market was segmented and sub-segmented. Data triangulation and market segmentation procedures were employed, where applicable, to complete the overall market engineering process and determine the exact statistics for each market segment and subsegment. The overall market size was then used in the top-down approach to estimate the size of other individual markets by applying percentage splits to the market segmentation.
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