Professional Refrigeration

About us                                           


                                                      Manufacturing  -  Dvelopment  -  Agent


After 40 years in business, we are still curious.
We strive to be a leader in refrigeration market in everything from the manufacture, importation and sale of quality products to the development of customized solutions.

With extensive experience and knowledge of many years in the industry we have what it takes to provide quality service and ensure good quality.

Together with our customers we develop the right technology, prototyping and manufacturing solutions before series production starts.
We have a development and testing labs as well as our partners can exploit.

Pro Ref also includes an agency business - Selected and demand products 


Big Foot System   


Aspen Pumps  


Thermostats from Beta Electronics    



 Products by


Pro Ref-Redline, Compact liquid unit for Cooling/Heating 5-30KW   



Filling & Blending Station      





                                        Please dont hesitate to contact us

         Gillis Sundström,                                                        James Sundström,  

 CEO/Design & Development                                                 Prod.manager 
   Mobil: +46 706 14 94 81                                             Mobile: +46 70 791 77 26
     E-mail:                                              E-mail:



Milestones - Our Origins

2017: Pro Ref  moving back to Mjölby 


2011: Pro Ref is moving to Skänninge


2006: Pro Ref formed and takes over manufacturing operation from Onninen AB
          for Cooling / Heat Pump Technology, Mjölby


1998: Danfoss AB refrigeration wholesaler business incl. manufacturing of referigration units is taken over by

          Onninen AB


1974: Production of refrigeration units started, around the time that Kontrol Automatik Fabriks AB

          in Mjölby taken over by Danfoss A/S and becomes a subsidiary with both production and sales


1942: Svend Hoffman, a close friend to Mads Clausen, starts up Kontrol Automatik Fabriks AB

          in Mjölby. Manufacturing of control valves, License agreement.


1933: Mads Clausen returns to his birthplace, Elsmark (Nordborg) to   
          start Dansk Køleteknik og Apparatfabrik.
          A movement that would later become world famous Danfoss.

© Pro Ref AB 2019