Option Box V2 Lite with additional connectivity for Zehnder ComfoAir Q350/450/600 without power cable 990 430 614 heavy duty YKK zippers and

heavy duty YKK zippers and a detachable rubber handle

intuitive control and effortless maintenance

Zehnder P/N 990 323 602

It comes factory set and you only need to access the dip switches if you want to change the factory settings

Option Box V2 Lite with additional connectivity for Zehnder ComfoAir Q350/450/600 without power cable 990 430 614 heavy duty YKK zippers andThe Zehnder Option Box V2 enhances the functionality of Zehnder ComfoAir Q ventilation unit range. It provides various input and output contacts to support additional functionality of the ventilation system. The product is available in two configurations: 1. Option Box V2. Includes a pre installed 230V power cable and supports all functions without limitations. 2. Option Box V2 Lite. Supplied without a 230V power cable, it supports all functions