Professional Refrigeration

About us                                           


                                                      Manufacturing  -  Dvelopment  -  Agent


After 40 years in business, we are still curious.

We strive to be a leader in the refrigeration market of manufacturing and developing quality products with customized solutions.

With extensive experience and knowledge from the industry, we have what it takes to provide and ensure good quality.


Pro Ref includes also a import sale, the successful  Big Foot system and other quality products

Thermostates from 

 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

 2006: Pro Ref formed and takes over manufacturing operation from Onninen AB

          for Cooling / Heat Pump Technology


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



© Pro Ref AB 2021