Modine
Modine is a United States-based thermal-management company serving automotive, HVAC, industrial, and other heat-transfer applications.
Last updated August 31, 2026
Overview
Modine is the operating brand of Modine Manufacturing Company, a United States-based thermal-management and heat-transfer business established in 1916. The company originated with Arthur B. Modine, whose early work included the patented Spirex radiator for tractors. Modine subsequently developed the Turbotube radiator for Ford Model T automobiles, placing the business at the intersection of early vehicle production and practical engine-cooling technology. From its beginning, the company’s identity has been tied to managing heat in machines and built environments rather than to a single consumer-facing product category. A major early engineering milestone came in 1941, when Modine built what is described as the world’s first vehicular wind tunnel. The facility supported the study of vehicle airflow and thermal behavior at a time when automotive engineering was becoming increasingly dependent on controlled testing. During the Second World War, the company also produced aftercoolers for the P-51 Mustang fighter aircraft. This work demonstrated the relevance of Modine’s heat-transfer expertise beyond civilian automobiles and helped establish a broader industrial and defense-related engineering capability. After the war, Modine expanded into heating, ventilation, and air-conditioning equipment. Its Airditioner HVAC unit was introduced for residential and non-residential applications, extending the company’s thermal-management activities from vehicle systems into buildings and stationary equipment. This diversification became an important characteristic of the business: Modine’s products and engineering capabilities could be applied wherever air, liquid, or other media had to be heated, cooled, or controlled. The company later developed an international operating presence. Modine Schnappling Europe was established in 1990, and in 1993 Modine acquired Längerer & Reich, a German heat-transfer company founded in 1913. These developments strengthened Modine’s European manufacturing and engineering footprint and expanded its access to customers in the region. The company’s corporate structure has included numerous subsidiaries, with the Wikipedia description identifying Modine Manufacturing as the parent of 44 subsidiaries. In the contemporary market, Modine presents itself as a thermal-management specialist rather than simply a conventional auto-parts supplier. Its activities encompass heat exchangers, radiators, coolers, HVAC equipment, and related systems for vehicles, industrial equipment, buildings, and other demanding applications. Automotive and commercial-vehicle thermal systems remain central to its heritage, while the company’s broader capabilities support industrial and infrastructure applications. The business has also been associated with technologies used in increasingly complex powertrain and equipment environments, where controlling temperature is important for reliability, efficiency, emissions performance, and component life. Modine is headquartered in Racine, Wisconsin, and operates internationally. The company is publicly traded on the New York Stock Exchange under the symbol MOD. The reference material identifies an overall workforce of approximately 11,000 people, although employment levels can change over time. Modine’s long-term positioning rests on applied engineering, manufacturing scale, and the ability to transfer thermal-management expertise between automotive, HVAC, and industrial markets.
History
Modine Manufacturing was established in the United States in 1916 by Arthur B. Modine. Its initial development was closely connected to vehicle and agricultural-equipment cooling. Modine’s early products included the Spirex radiator, which Arthur Modine patented for tractors, and the Turbotube radiator, which was manufactured for Ford Model T automobiles. These products gave the company an early position in the developing market for reliable engine-cooling equipment. The company’s engineering profile expanded during the first half of the twentieth century. In 1941, Modine built a vehicular wind tunnel in Racine, Wisconsin. The facility is described as the first of its kind in the world and reflected the growing importance of aerodynamic and thermal testing in vehicle design. During World War II, Modine supplied aftercoolers for the P-51 Mustang fighter aircraft, applying its heat-transfer capabilities to military aviation. Following the war, Modine diversified beyond vehicle components. It introduced the Airditioner HVAC unit for residential and non-residential uses, establishing a presence in heating, ventilation, and air-conditioning equipment. This move broadened the company’s customer base and demonstrated that its core competencies could be adapted to both mobile and stationary applications. Modine began building a more substantial European presence near the end of the twentieth century. Modine Schnappling Europe was established in 1990. In 1993, the company acquired Längerer & Reich, a German heat-transfer business founded in 1913. The transaction connected Modine with an established European engineering and manufacturing operation and supported the company’s international expansion. Over time, Modine developed into a diversified thermal-management company with operations and subsidiaries serving multiple sectors. Automotive cooling remained a major part of its heritage, but the company also served HVAC, industrial, commercial-vehicle, and other equipment markets. Its product logic is consistent across these sectors: heat must be removed, transferred, or supplied to keep engines, power systems, buildings, and machinery operating within required temperature ranges. The company is headquartered in Racine, Wisconsin, and is publicly traded under the ticker MOD. The supplied reference describes Modine as the parent of 44 subsidiaries and reports a workforce of approximately 11,000 people. Its modern identity therefore combines the legacy of an American radiator manufacturer with the capabilities of a global thermal-management supplier. The historical progression from tractor radiators and early automobile cooling to wind-tunnel engineering, aircraft aftercoolers, HVAC equipment, and international heat-transfer operations is central to understanding the Modine brand.
- 1993Längerer & Reich acquired
Modine acquired Längerer & Reich, a German heat-transfer company founded in 1913.
- 1990European operation established
Modine Schnappling Europe was established, expanding the company’s European operating presence.
- 1941Vehicular wind tunnel built
Modine built a vehicular wind tunnel in Racine, Wisconsin, described in the reference material as the world’s first vehicular wind tunnel.
- 1916Company established
Arthur B. Modine established Modine Manufacturing Company in the United States, beginning the business that would become Modine.
- 1916Spirex radiator development
Arthur B. Modine patented the Spirex radiator for tractors, establishing an early connection between the company and agricultural-equipment cooling.
- Turbotube radiator supplied for Ford Model T automobiles
Modine manufactured the Turbotube radiator for Ford Model T cars, extending its early radiator business into mass-produced automobiles.
- P-51 Mustang aftercoolers manufactured
During World War II, Modine manufactured aftercoolers for the P-51 Mustang fighter aircraft.
- Airditioner HVAC unit introduced
After World War II, Modine introduced the Airditioner HVAC unit for residential and non-residential applications.
Products and positioning
An engineering-led thermal-management specialist serving automotive, HVAC, industrial, and other applications that require controlled heating, cooling, airflow, or heat exchange.
Spirex radiatorAgricultural equipment cooling1916
The Spirex radiator was an early Modine product developed for tractors. Associated with Arthur B. Modine’s patent, it represents the company’s original focus on managing engine heat in agricultural machinery and helped establish the technical foundation for later radiator and heat-transfer products.
Turbotube radiatorAutomotive cooling
The Turbotube radiator was manufactured for Ford Model T automobiles. It belongs to Modine’s early automotive product history and illustrates the company’s role in supplying cooling hardware during the rise of standardized, high-volume automobile production.
AirditionerHVAC equipment
Airditioner was an HVAC unit introduced after World War II for residential and non-residential applications. It marked Modine’s expansion from vehicle radiators and other mobile-equipment cooling systems into equipment for managing indoor comfort and building environments.
Automotive thermal-management systemsAutomotive components
Modine’s automotive and commercial-vehicle activities include thermal-management components such as radiators, coolers, heat exchangers, and related systems. These products are designed to regulate temperatures in engines, drivetrains, forced-induction systems, and other vehicle assemblies.
Industrial and HVAC thermal systemsIndustrial and building equipment
Beyond automotive applications, Modine supplies thermal-management and HVAC solutions for stationary and industrial environments. The category reflects the company’s broader use of heat-transfer engineering in equipment, buildings, and machinery that require controlled heating, cooling, or airflow.
Flagship businesses
- Spirex radiator
- Turbotube radiator
- Airditioner HVAC unit
- Automotive and industrial heat-transfer systems
- P-51 Mustang aftercoolers
Recent events
- Modine Manufacturing site in Bloomington, Illinois listed as an archived Superfund site
A former Modine manufacturing location at 2047 Ireland Grove Road in Bloomington, Illinois, was identified by the U.S. Environmental Protection Agency as a Superfund site. The facility had manufactured tractor radiators and oil coolers. The referenced EPA status describes the location as archived and indicates that no further cleanup action or investigation was required at the time of the listing.
RegulationOther
Sources
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