Product Description

Operating unit B2.2 GW1, GW 2, MW1 HK1W, GR1, Viessmann, 7823986, replaces 7820171

The Operating Unit B2.2 GW1, GW 2, MW1 HK1W, GR1 by Viessmann is a high-quality replacement unit designed to provide efficient and reliable operation for your heating system. This unit is specifically designed to replace the 7820171 model and is compatible with Calotronic 200 and Vitotronic 300, 200, 050, 333 systems.

With manufacturer number 7823986, this operating unit is built to the highest standards of quality and performance. It ensures smooth operation and precise control over your heating system, helping to maintain optimal comfort levels in your home or office.

Whether you are looking to upgrade your existing unit or need a reliable replacement, the Operating Unit B2.2 GW1, GW 2, MW1 HK1W, GR1 by Viessmann is the perfect solution. Trust in Viessmann's reputation for excellence in heating technology and enjoy peace of mind knowing that your system is in good hands with this top-of-the-line operating unit.