With an overall score of "GOOD" (2.1), the Vitocal 250-A air/water heat pump achieved the top score in the Stiftung Warentest test in October 2023. The innovative heat pump was also ahead of the competition in the most important category "Energy efficiency and environmental properties in heating mode". The particularly quiet operation and ease of use were also a plus. The Vitodens 300-W gas condensing boiler has already impressed the testers in the past.
Quality Made in Germany
We set new standards – over and over again
Ever since the first steel boiler was manufactured in 1928, our products have stood for innovation and high efficiency. However, we do not rest on our laurels. We are constantly setting new standards.
From Allendorf to the world
Viessmann Climate Solutions products are available worldwide. However, the ideas for our innovative energy and climate solutions originate in Allendorf, Hesse. In the local research and development center – the Technikum – technicians, skilled workers, and engineers from various disciplines collaborate on optimizing existing and developing new technologies, from the initial prototype to series production. They lay the foundation for the innovations of the future.
Internationally renowned cutting-edge technology
We take pride in the fact that our solutions consistently push new boundaries – both technologically and geographically. We have successfully implemented projects in numerous countries. Below are some examples of these achievements.
Lotte World Tower in Seoul. The climate-friendly energy supply is provided by 12 Viessmann large heat pumps.
Administration of Leica Camera AG in Wetzlar. Viessmann complements the complex with a sophisticated, innovative energy system.
German Stock Exchange in Eschborn. Heat and electricity are supplied by two Viessmann Vitobloc 200 CHP and Vitosol 200-F.
Rosenstein quarter in Stuttgart. Among other things, a large heat pump, a CHP unit and a photovoltaic system are used.
Mammut logistics center in Memmingen. Three Viessmann brine-to-water heat pumps form the energy center.
Federal Environment Agency in Dessau. One of the largest solar thermal systems in Germany with 115 Vitosol 200-T tube collectors.
Marc Cain Logistics center in Bodelshausen. Own local heating network with Viessmann Vitoflex 300-UF and power generation with Vitobloc 200 EM-20/39.
Marco Polo Tower in Hamburg. Hot water is supplied by a Viessmann solar thermal system with Vitosol 200-T collectors.
Palm Islands in Dubai. Solar collectors of the Vitosol 200-F 14 type supply apartment buildings with hot water and three Vitocrossal 300 heat the swimming pool and hammam in the luxury hotel "Ottoman Palace", among other things.
Skytower in Bukarest. A cascade heating system with three Vitomax 100-LW units is used to generate heat.
A comprehensive portfolio of solutions
The integrated Viessmann Climate Solutions portfolio seamlessly combines our products and systems with digital services via connectivity and platforms. It therefore combines our origins and future in one clear structure. Our holistic approach and years of experience enable us to offer customized solutions for the individual needs of our customers and trade partners.
The Viessmann Climate Solutions product range for cooling, ventilation and energy and heating includes all types of energy sources and technologies to make a home comfortable and energy efficient. From conventional burner technology to electricity and heat generation to the use of solar energy, our offerings cover a wide spectrum. Additionally, we provide products and systems for commercial, industrial, and municipal sectors.
The Internet impacts all areas of our lives enormously. The same applies to the use and ongoing development of our products and systems. We ensure each and every Viessmann Climate Solutions device is upgradeable. As a result, it adapts better and better to individual user needs over the course of its service life and sets new standards in terms of comfort and climate protection. Connectivity is therefore a key element of our integrated solution offering. This enables our products to be seamlessly integrated into smart home networks and systems.
Our digital services complement the Viessmann Climate Solutions product range. They enable the user to control and monitor their systems comprehensively and conveniently. One prime example is ViCare. The intuitively designed app offers new ways to control the room temperature - at any time and from any location. With ViGuide, we provide our trade partners an innovative app for efficient online support.
The Viessmann Climate Solutions portfolio is complemented by our Service Solutions - a range of additional services with extra added value for users and partners. For example, Viessmann Wärme+Strom allows users to access the latest generation of heating and energy solutions without significant initial investments. ViShare combines our first-class technology with smart electricity tariffs and unites private electricity producers in a community. With Viessmann Leads & ViContact, we provide our partners with a tool that makes order management even easier and more efficient. Adminprofi makes it quick and easy to register our electricity-generating systems.
Know-how and teamwork - a guarantee for success
It's not just in the Technikum that we work together on new, efficient energy and climate solutions. Working together is firmly anchored in our corporate culture. Only with the bundled expertise of our highly qualified employees across the various divisions can we achieve our goal: Creating living spaces for generations to come. Like our portfolio of solutions, we also focus on the development of individual employees. This means that everyone receives the support they need to develop independently.
Professional development of employees and partners
Our comprehensive range of services is constantly evolving. The technical spectrum is becoming more complex and the product range broader. As a result, the demands on the qualifications of employees and partners are also growing. We offer seminars, courses and workshops at the Viessmann Climate Solutions Academy to expand know-how and keep skills at a consistently high level. We have been doing this successfully since the 1960s. Our training services. However, we not only offer our learning services on site in Allendorf (Eder), but also via our digital training platform, the learning room.
Award-winning products and services
We are constantly working to offer our customers and partners the best products and services - always with sustainability in mind. We are therefore proud that our products and services have won numerous awards over the decades. Below you will find a selection of awards.
In 2023, Viessmann Climate Solutions was awarded the "Golden Partnership Certificate" for the 17th time in a row as the No. 1 specialist trade partner. Every two years, the industry service "markt intern" conducts a survey of many thousands of specialist heating companies in the run-up to the ISH (international sanitation and heating fair). The manufacturers' performance is assessed in various product and service categories.
The iF Design Award design competition has been organized by IF International Forum Design GmbH since 1953 and is regarded as a global symbol of design excellence. In 2021, Viessmann Climate Solutions won the design award for the new generation of Vitocal heat pumps. Other Viessmann Climate Solutions products have also won the IF Design Award. In 2024, for example, the Vitocal 250-A PRO stood out in the large heat pump product category.
In 2020, Viessmann Climate Solutions received the Design Plus Award for the Vitocharge. The storage system was not the first Viessmann Climate Solutions product to win the design award. The Vitovalor PT2 fuel cell heating system won over the renowned German Design Council a year earlier.
Certificates and documents at a glance
We provide important documents for download below:
