
Manufacturer of custom plate heat exchangers and systems for the thermal treatment of pumpable media.
API Schmidt-Bretten GmbH
Bretten (DE)New on Amplifa
About API Schmidt-Bretten
API Schmidt-Bretten is a family-owned manufacturer based in Bretten, specialising in highly customised heat exchanger solutions and part of the international API Heat Transfer Inc. The company manufactures gasketed, semi-welded and fully welded plate heat exchangers as well as Plate & Shell heat exchangers and systems for the thermal treatment of pumpable media. Its products are sold worldwide under the SIGMA, SIGMADUAL, SIGMASHELL and SIGMAWIG brands and are in use on three continents. Customers come from the beverage and food industry, industrial markets, process engineering, and the energy and power generation sectors. 160 employees work at the Bretten site; the company looks back on a manufacturing tradition spanning more than 150 years, which began in 1879 with Wilhelm Schmidt's patented cooler invention. The portfolio is complemented by the SIGMA COVER service programme with a guaranteed annual service rhythm, 48-hour on-site response and spare parts for more than 85,000 installed units worldwide.
- Site
- Bretten
- Processes
- Manufacture of plate heat exchangers (gasketed, semi-/fully welded, Plate & Shell) and systems, Maintenance and servicing of heat exchangers, Spare parts and emergency service (plates and gaskets, 10–20 % OEM discount), Guaranteed annual service rhythm (SIGMA COVER), Max. 48 h on-site service commitment
- Materials
- Stainless steel
- Founded
- 1879
- Employees
- 160 (site
- Industries
- Beverages and food, Industrial markets, Process engineering, Energy and power generation, Energy and power generation
- 01
Engineering and design of custom heat exchanger solutions
- 02
Manufacture of plate heat exchangers (gasketed, semi-/fully welded, Plate &
- 03
Assembly and system integration
- 04
Sales and worldwide export
- 05
Service, maintenance and spare parts supply (SIGMA COVER)
Materials & Processes
Stainless steel
Material used for plates and product-contacting components of the heat exchangers, especially in the food and beverage industry.
Sites

Bretten
DEHeadquarters and production
- Materials
- Stainless steel
Components & Products



Inside the production
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacture of plate heat exchangers (gasketed, semi-/fully welded, Plate & Shell) and systemsAssembly | – | – | – | – | Stainless steel (plates, mentioned indirectly, not |
Additional services
History
- 1879
Start of the success story with Wilhelm Schmidt's patented cooler invention; more than 150 years of manufacturing tradition