CHAWI

CHAWI Company offers the most extensive product range of standardized direct drive and indirect drive centrifugal fans with and without scroll (plug fans). The range contains single and double inlet fans with different impeller types (backward and forward-curved blade geometries) and different drive technologies.
The fans can be driven by IEC motors or external rotor motors using AC or brushless DC technology, built-in, built-on or coupled; with step less or stepped speed control, or pole changeable.
Nowadays there is a great choice of different fan ranges available for everybody who has to select fans for a ventilating and air-conditioning system. Every execution has been optimized to it’s strengths. The extensive product range of CHAWI Company offers the opportunity to find just the right fan for every application. Furthermore we provide appropriate documentation and fan selection program. Our fan selection program proSELECTA II allows you to configure your own individually designed fan. Further you will get a complete documentation package with technical data, dimension specifications and accessories.
For more than 50 years we have been successfully active in the field of ventilation and Filtration With the knowledge of the requirements of your branch our specialists can combine it with their own fan expertise to offer advice and solutions, with competence, speed, and flexibility. Our industrial products stand for highest level of quality and reliability.


Process air fans are frequently an important component of machines and installations. In these applications they assure functions that would not be possible without a well defined air flow. Of these specially developed, robust fans, there are several standard ranges and a number of customer-specific solutions. Some examples of process ventilation cooling of generators Drying agricultural products   Ventilation of composting plants extracting contaminated air from paint systems circulating hot air in industrial furnaces