The history of Danfoss frequency converters-Intelligent Manufacturing Network

In 1968,VLT Automation DriveVLT5 is introduced as the world's largest mass-produced AC frequency converter.

In 1977, Danfoss built a factory specializing in the production of electronic frequency converters.

In 1982, Danfoss Transmission Department began tothe United StatesRockford factory construction. Today, the number of employees in the United States has exceeded 350.

In 1995, Danfoss Transmission took over Graham Corporation located in Milwaukee, USA. Graham Corporation is a supplier of HVAC systems in the United States.

In 1996, the factory located in Graasten, Denmark was expanding rapidly, covering an area of over 22500 square meters, and was awarded an environmental protection certificate.

In 1999, the Danfoss Paul factory joined the Danfoss team. The factory located in the United States has been awarded an environmental certificate.

In 2004,VLT Automation Drive， The VLT Automation Drive series frequency converter has been released, representing a design solution for a universal frequency converter that can control all operations of any machine or production line.

5VLT Automation DriveThe current development status

Danfoss is one of the largest industrial enterprises in Denmark and a manufacturer of controllers, refrigeration and air conditioning controllers, precision machinery, electronic components, and electromechanical devices worldwide. On November 1, 2005, Danfoss acquired Zhejiang Haili Electronic Technology Co., Ltd., a domestic company engaged in mid to low end frequency converter business, in order to expand its frequency converter business in the Chinese market, achieving a leapfrog growth in sales.

In 2008, Danfoss' sales of frequency converters in the domestic market were approximately 330 million yuan, mainly low-voltage frequency converters. Although Danfoss frequency converters entered China relatively late, they quickly occupied a pivotal position in the Chinese frequency converter market with their advanced control technology and excellent quality. Danfoss frequency converters have a sales network consisting of sales areas, offices, and agents such as Tianjin Umjin Company. They also have customer service centers in important cities across the country, with sufficient spare parts and timely service. And it is significantly better than the brand in terms of customer tracking and follow-up, after-sales response, and personalized customized services for special customers.