We cool, you sell!

Plug in, refrigerate/freeze and sell more – this AHT motto has been inspiring customers and boosting their sales since 1983.

Investing for the future with AHT systems

In the core business of manufacturing plug-in refrigeration and freezer systems for trade and industry, we are at the top of the world. AHT refrigeration systems supply leading discount and supermarket chains as well as well-known manufacturers in the ice cream and beverage industry.

Our values

Quality and environmental orientation

We practice climate protection and sustainability every day in order to meet the high demands that our customers place on our products and the AHT brand.

With ISO 9001 (quality management), ISO 14001 (environmental management), resource-saving production processes and ecologically oriented product range,

AHT stands for

  • Leadership in quality and technology
  • Customer-oriented innovation
  • Long-term customer relationships
  • Global sales and service network
  • Short response times & best-in-class lead times

Our overall philosophy is based on the four pillars:




Energy efficiency




Maximum customer benefit

The AHT success story

AHT Cooling Systems, headquartered in Rottenmann, Austria, can look back on over 500 years of history.

A global group of companies has been created with production sites and sales offices around the world. We are constantly and successfully growing into the future with partners, customers and investors.

  • 1442 First documented mention of iron processing in Rottenmann
  • 1959 Austrian main plant of the Bauknecht Group
  • 1983 Foundation of “Austria Haustechnik GmbH”, AHT
  • 1995 First activities in the field of research and development with “green” refrigerants
  • 2003 Market launch of 100% environmentally friendly systems
  • 2005 Expansion into the USA
  • 2008 Start of production in China (Changshu)
  • 2014 Start of production in Brazil (Navegantes)
  • 2017 Start of production in the USA (Ladson)
  • 2018 Foundation of AHT Menzel Services GmbH (Germany)
  • 2019 AHT becomes a member of the DAIKIN family

AHT Worldwide

With our worldwide production, sales, service and R&D branches, we have a first-class network with which we offer the highest level of customer orientation.