? Story of Thermia

Thermia Heat Pumps

Renewable energy solutions for any climate requirements, anywhere in the world. Made in Sweden.


Thank you for your trust in our products which sum more than 90 years of envisioning, research, engineering and work of our dedicated team and trusted partners from more than 30 countries around the globe.


We invite you to further read our inspiring story, which is one of a revolutionary road of the ultimate energy provider, since 1923.


Scroll down to read the full story.


Thermia Story

There are, people driven by their passion, for whom every day is a new opportunity to create, build and serve a bigger purpose, a more meaningful and better life, not only for themselves but for everybody around them. They bring the change, they make the steps on which others can walk, they make a difference in the world, they are a voice in the history.

At Thermia we are proudly inspired by our passion. We love what we do and since our first day we continue to deliver the most efficient, reliable, high quality products. We are moving forward in this century of speed, offering you the latest generation of heat pump, with the promise to always offer you the most innovative products at competitive conditions.

Beyond the challenge to always be the best, it is an honor to be of service in this very important part of one’s life, providing solutions for optimum indoor climate, in any part of the world.

Thank you for your trust in our products which sum more than 90 years of envisioning, research, engineering and work of our dedicated team and trusted partners from more than 30 countries around the globe.

We invite you to further read our inspiring story, which is one of a revolutionary road of the ultimate energy provider, since 1923.


1889



The pioneer

Per Anderson - Thermia’s founder, inventor, pioneer of energy efficient solutions, a pillar of society

1923



How it all started

Per Anderson establishes Thermia in Arvika, Sweden

1923



Saving energy in 1923

Thermia’s first advertisement

1924



Innovation

Since the first patent, Thermia has been driven by the philosophy of its founder to develop better products, ahead of their time.

1927



Quality and durability

Thermia – first within the heating solutions industry and first in Sweden to give 10 years warranty on its products

1929



The First Factory

Thermia opens its first factory with 52 employees

1930



When steel met copper

Thermia’s original logotype

1930



Leading manufacturer
in Sweden

Thermia’s iron stove and boiler dominated the Swedish market for half a century

1931



The military cookers

Energy efficient cooking solutions on the training field

1936



Ahead of their time

Delivering energy efficient solutions, since the beginning

1940



Focus on Design

Products that not only work great, but also look good

1948



Successfully celebrating
25 years

Quality and great durability still in focus

1954



Work and inspiration

How Thermia thought on saving employees’ time and energy and create community

1958



Health, sports and lifestyle

Thermia promotes activities for the benefit of its employees, citizens of Arvika and Sweden

1958



New times, new products

During the oil age peak in the 1950s, Thermia starts to offer inventive oil heating solutions

1960



Go for Europe!

Thermia’s first steps into the export market

1960



Europe success

Major projects are made with the best products on the market

1963



The new factory

To meet the increasing demand on the European market, Thermia built a new bigger factory

1969



Success stories that cross decades

The Rally Champion - how Thermia becomes part of Per Eklund’ success story

1970



Caring is providing what is necessary

Thermia offers the best solutions for modern houses

1973



New era, new opportunities

The energy crisis of 70s was the opportunity for Thermia to invent non-oil dependent heating solutions

1973



Saving money and energy

Hot water for 5 cents (5 öring)

1974



The first woman in staff

Thermia continues to grow, develop and offer equal opportunities for all

1977



The best training and service

Thermia opens the first training school for retailers in the industry

1977



Reliability and professional support

Thermia creates the first HP partners network

1980



Smart use of resources

A brilliant campaign inspired by ancient wisdom of Native Americans

1980



Innovation for a better environment

The revolutionary heat exchanger developed by Professor Erik Granryd

1981



Premium solution for the
Prime minister

Thermia heat pumps in the Prime minister residence Marienborg, Denmark

1984



Fully automatic control

Computer control, a modern and easier way to manage Thermia products

1990



“Thermia Kompassen” magazine

A modern and friendly way to communicate with employees and partners

1993



Everything you need
in one product

First heat pump with all functional components in a single module

1994



Higher efficiency, great
reliability

Thermia introduces the new scroll compressor

1997



Meeting increased demand

The new factory and opening of the first R&D center

2000



Heat pumps
remote controlling

Introducing the remote control for heat pumps

2002



Higher annual efficiency

A new scroll compressor from Thermia

2004



More benefits with TWS Technology

15% more hot water volume and more economical water heating

2004



Supporting excellence
in sports

Thermia becomes the main sponsor of Carolina Klüft, the Swedish Olympic champion in heptathlon

2005



Thermia becomes part
of Danfoss

Opening to thinking and acting internationally

2005



State-of-the-art technology

Efficient at -20 °C

2007



Thermia story comes to life

Thermia’s Museum opens in Arvika, Sweden, to honor a life time of courage, pioneering, creativity and success

2007



Europe’s most advanced
centre for HP development

Swedish prince Carl Philip opens Thermia ultra modern R&D center

2008



A revolutionary
heat pump

Launching of Diplomat Optimum G2 which integrates innovative HGW technology

2011



Thermia Atec

Setting a new standard for air/water heat pumps

2012



Thermia Diplomat
Optimum G3

Great efficiency with maximum savings!

2012



Thermia Online

Control your heat pump remotely, wherever you are in the world

2012



Energy efficient team

Thermia heat pump for the Färjestad hockey arena

2013



The new Rally Star

Thermia stands behind the youngest ever Swedish Rally Champion

2013



Thermia 90 years
celebration

2014



Pontus Tidemand and
Thermia at Rally de France

2015



Thermia Mega

2015



Thermia Inverter

2016



Thermia continues
expanding

European Partners’ network

2025



Thermia’s promise
for the future