CAT Builds Generators In These Spots?
CAT generators are made in a handful of Caterpillar power-generation plants around the world, with major production tied to facilities in Tianjin, China; Wimborne, Dorset, in the UK; and selected U.S. campuses that build engines and generator-set components for electric power applications. Caterpillar also maintains a broad global manufacturing footprint, and its China network alone includes a facility in Tianjin that specifically lists Cat and FG Wilson generators among its products, while its U.S. presence spans more than 60 locations across 25 states as of 2026.
Where CAT generators are built
Caterpillar does not publish a single, simple "one factory" answer because generator production is distributed across several plants and product lines. The clearest public reference from Caterpillar's own facility listings identifies Tianjin as a manufacturing site for Cat and FG Wilson generators, alongside design, engineering, and shared-service functions. Public reporting on Caterpillar's manufacturing footprint also points to a wider international network that includes power-related production in the U.S., Europe, and Asia.
| Location | Role in CAT power products | What is publicly listed |
|---|---|---|
| Tianjin, China | Generator manufacturing | Cat and FG Wilson generators are listed as current products. |
| Wimborne, Dorset, UK | Marine and generator-related production | Public references identify Cat marine generators at this site. |
| Griffin, Georgia, USA | Engine production for power generation | Builds engines used for generator sets and other power applications. |
| Peoria-area facilities, Illinois, USA | Core manufacturing and components | Major Caterpillar manufacturing and component operations are concentrated here. |
Most relevant plants
The most directly documented generator plant in current public Caterpillar material is Tianjin, where Cat and FG Wilson generators are explicitly listed as products currently produced. Public plant overviews also show that Caterpillar's electric-power supply chain is supported by engine production in the U.S., including Griffin, Georgia, which feeds generator-set assembly and other power-generation applications. In practice, that means some CAT generator sets are assembled from engines, alternators, controls, and enclosures sourced from multiple Caterpillar sites rather than from one standalone factory.
- Tianjin, China, for generator manufacturing.
- Griffin, Georgia, for engines used in power generation.
- Wimborne, Dorset, for marine-generator production references.
- Peoria, Illinois, for long-standing Caterpillar industrial manufacturing capacity.
- Other Caterpillar sites across Europe, North America, and Asia, which support components, engineering, logistics, and assembly.
How the network works
Caterpillar's generator business is organized less like a single factory and more like a global system of manufacturing, sourcing, and assembly. One location may build engines, another may manufacture generator enclosures or controls, and another may perform final assembly or localization for a regional market. That structure helps Caterpillar serve different voltage standards, emissions rules, and dealer networks in North America, Europe, the Middle East, Africa, and Asia-Pacific.
- Engine components are built or remanufactured at specialized Caterpillar sites.
- Generator-set hardware and controls are produced or integrated at power-focused facilities.
- Regional plants customize the product for local standards and market demand.
- Dealers and distributors handle final delivery, installation, and support.
Why locations matter
Factory location matters because generator buyers often need parts availability, service coverage, and regional compliance more than they need a famous brand name. A generator built for North America may differ from one built for 50 Hz markets in Europe or Asia, and Caterpillar's plant footprint reflects that reality. Public Caterpillar materials also show that the company has continued to invest in regional manufacturing capacity, with its China facilities listing design, engineering, manufacturing, and logistics functions alongside generator production.
"Caterpillar's China facilities serve multiple roles, including manufacturing, engineering, logistics, and distribution, with Tianjin specifically listing Cat and FG Wilson generators among its products."
What is publicly verified
Current public Caterpillar facility pages are the strongest source for answering where CAT generators are made, because they list production locations and product lines directly. The China facilities page names Tianjin as a generator-producing site, while a U.S. facilities overview shows the company's broad domestic manufacturing presence across 25 states. Secondary reporting also notes that Caterpillar operates a worldwide footprint of roughly 110 manufacturing locations, which helps explain why the answer to "where are CAT generators made?" is inherently multi-site rather than singular.
That broader footprint also means some online answers will oversimplify the issue by naming only one country or one plant. The more accurate answer is that CAT generators are built through an international manufacturing network, with Tianjin being the clearest publicly documented generator plant and U.S. campuses such as Griffin supporting the power-generation engine side of the business. For buyers, the most useful follow-up is usually not just "where is it made?" but "which model is assembled in which region?"
Buyer takeaways
If you are comparing CAT generator options, the plant location can affect lead times, regional electrical standards, and parts support. Buyers in Asia may see more products linked to Tianjin, while North American customers may receive units assembled from components tied to U.S. engine and manufacturing sites. The practical advantage of Caterpillar's distributed model is that it can localize production for different markets without abandoning the service network that makes industrial generators viable for long-term use.
Bottom line for searchers
The best-supported answer is that CAT generators are made through Caterpillar's global manufacturing network, with Tianjin standing out as a verified generator-production site and U.S. locations such as Griffin supporting the power-generation supply chain. If you need the exact factory for a specific CAT model, the model number and regional market usually determine the actual production site.
What are the most common questions about Cat Builds Generators In These Spots?
Are CAT generators made in the USA?
Yes, Caterpillar has major U.S. manufacturing operations, and some power-generation engines and related components are built in the United States, including at Griffin, Georgia. However, publicly verified generator production is not limited to the U.S., because Tianjin, China is also listed as a generator-producing site.
Where are CAT generators made in China?
The clearest publicly documented CAT generator site in China is Tianjin. Caterpillar's China facilities page lists Tianjin as a manufacturing location for Cat and FG Wilson generators.
Does Caterpillar build all generators in one factory?
No, Caterpillar uses a distributed manufacturing model. Engines, controls, enclosures, and final assembly can come from different plants depending on model and market.
Why do online sources give different answers?
They often mix generator assembly sites, engine plants, and broader Caterpillar manufacturing locations. That can make it look like CAT generators come from many different "factories" when some of those sites actually produce only parts or supporting components.