
Planning, manufacturing and service of refrigeration and cooling systems for commerce, industry and the food sector
KONZMANN Kältetechnik GmbH
Kehl-Leutesheim · Haßloch · Weingarten (Baden) · Freiburg im Breisgau · Balingen · FilderstadtNew on Amplifa
About KONZMANN Kältetechnik
KONZMANN Kältetechnik GmbH, headquartered in Kehl-Leutesheim, is a company of the KONZMANN Group and a provider of refrigeration and air conditioning technology in southern Germany. The company implements customised refrigeration solutions across the temperature range from +18 °C to -60 °C: room air conditioning for offices, industry and commerce, industrial process cooling for the plastics and metal processing industries, refrigeration systems for food production and deep-freeze logistics, cooling technology for server rooms and data centres, as well as cooling and deep-freeze systems for retail. The Balingen branch operates as Hafner-Muschler Kälte- und Klimatechnik GmbH & Co. KG (founded in 1927) and also manufactures air conditioning systems and cooling units for plastics processing. The offering is complemented by maintenance, servicing, a 24/7 emergency service and consulting on the F-Gas Regulation, including system concepts with natural refrigerants such as CO2, ammonia and propane.
- Site
- Kehl-Leutesheim
- Processes
- Room air conditioning (VRV/VRF air conditioning systems, climate systems for offices, industry,, Special refrigeration systems for industrial process cooling (plastics and metal processing, Refrigeration systems for food production and deep-freeze logistics (+18 °C to -60 °C), Air conditioning for server rooms and data centres (redundant systems), Cooling and deep-freeze systems for supermarkets & retail (multi-compressor rack refrigeration, Maintenance, servicing and 24/7 emergency service for refrigeration and cooling systems, F-gas consulting under Regulation (EU) 2024/573, conversion to natural refrigerants (CO2/R744,, Manufacturing and sales of refrigeration and air conditioning systems and machines
- Materials
- CO2 (natural refrigerant), Ammonia (natural refrigerant), Propane (natural refrigerant)
- Founded
- 1927
- Employees
- 105
- Industries
- Commerce, Industry, Food sector, Deep-freeze logistics, Data centres/IT, Agriculture
- 01
Consulting and system planning
- 02
Manufacturing/pre-fabrication of system components
- 03
Installation and commissioning
- 04
Maintenance, servicing and 24/7 emergency service
- 05
Energy efficiency optimisation of existing systems
Applications & Refrigerants
CO2 (natural refrigerant)
Natural refrigerant for system concepts in compliance with Regulation (EU) 2024/573.
Ammonia (natural refrigerant)
Natural refrigerant for industrial refrigeration systems with low GWP.
Propane (natural refrigerant)
Natural refrigerant for future-oriented refrigeration and air conditioning systems.
Locations

Kehl-Leutesheim
DEHeadquarters
Haßloch
DEBranch
Weingarten (Baden)
DEKarlsruhe branch
Freiburg im Breisgau
DEBranch
Balingen
DEBranch (Hafner-Muschler), manufacturing and sales of refrigeration and air conditioning systems
Filderstadt
DEBranch
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Room air conditioning (VRV/VRF air conditioning systems, climate systems for offices, industry,Engineering | – | – | – | – | – |
| Special refrigeration systems for industrial process cooling (plastics and metal processingEngineering | – | – | – | – | – |
| Refrigeration systems for food production and deep-freeze logistics (+18 °C to -60 °C)Engineering | – | – | – | – | – |
| Air conditioning for server rooms and data centres (redundant systems)Engineering | – | – | – | – | – |
| Cooling and deep-freeze systems for supermarkets & retail (multi-compressor rack refrigerationEngineering | – | – | – | – | – |
| Maintenance, servicing and 24/7 emergency service for refrigeration and cooling systemsInstallation | – | – | – | – | – |
| F-gas consulting under Regulation (EU) 2024/573, conversion to natural refrigerants (CO2/R744,Engineering | – | – | – | – | – |
| Manufacturing and sales of refrigeration and air conditioning systems and machinesInstallation | – | – | – | – | – |
| Air conditioning systems for plastics processingPlastics | – | – | – | – | – |
| Cooling units (machines, equipment, accessories for plastics processing)Plastics | – | – | – | – | – |
Additional services
Reference customers
History
- 1927
Founding year of Hafner-Muschler (Balingen) according to the Innovator of the Year profile; Hafner-Muschler is today a branch of Konzmann Kältetechnik GmbH
Konzmann Kältetechnik cites 35 years of experience and tradition