Industrial heat pumps and cooling machines for large properties, district solutions and industry

We are one of Finland’s leading suppliers of industrial heat pumps and cooling machines. Founded in 1984, Scancool’s years of experience in industrial refrigeration created a strong foundation for Oilon’s present-day expertise in large scale cooling and heating applications.
We manufacture and deliver globally Oilon ChillHeat industrial heat pump and cooling machines made in Finland. We also deliver ready-made container solutions for cooling and heating using ChillHeat machines. Additionally for Finnish markets we deliver machines with alternative refrigerants such as ammonia chillers and heat pumps.

Targets of application include:

• Large properties
• District heating and cooling networks
• Sewage and waste treatment plants
• Industry

Our customers include operators in food and process industry, energy and construction companies, and municipal actors.

Our customer service provides assistance in machine installation and maintenance globally, and in installation, maintenance and modernization projects of refrigeration plants and systems in Finland.
Our experts offer consultation in projects requiring top know-how of industrial cooling, heating and automation globally.

Topical news

  Oilon supplies two large water chillers to Kaupinoja district cooling plantofTampereen Sähkölaitos. The plant, located on the shore of Lake Näsijärvi, is Europe's largest district cooling plant based on lake-source cooling.Oilon takes care of supplying, installing and commissioning two new water chillers with its auxiliary equipment. Oilon is also in charge of the maintenance of the existing chillers and those to be delivered. At the plant, completed in 2017, there are already two operational water chillers supplied by Oilon, with a cooling power of 3.5 and 6.5 MW. Due to two new 6.5 MW water chillers, the capacity of machine-produced cooling increases to 23 megawatts.  
Tampere's Kaupinoja district cooling plant is the largest lake-source cooling plant in Europe.
Heat pumps we have delivered to Uruguay have won awards for energy efficiency.
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Cooling and heating Jevnaker community

Oplandske Bioenergi AS, Jevnaker, Norway

Waste heat from the refrigeration of a speed-skating track is utilized in an efficient manner.

Cooling Vaasa central hospital

Vaasa Central Hospital, Vaasa, Finland

The hospital facilities are cooled using a natural refrigerant.

Heating School of Sakarinmäki


Helen Oy, Sakarinmäki, Finland

A hybrid heating solution that utilizes renewable energy raises excitement at the Sakarinmäki school.

Kraftringen MAX IV Lab, Lund, Sweden

Kraftringen MAX IV Lab, Lund, Sweden

A particle accelerator provides extra heat for the neighboring residential areas.

Kesko Oyj, central warehouses 1 and 2, Vantaa, Finland

Kesko Oyj, central warehouses 1 and 2, Vantaa, Finland

After commissioning of refrigeration solutions, maintenance plays a vital role in the continuing functionality and profitability of operations.