The wireless timer for roller shutters. Discover the Troll Comfort DuoFern - the wireless timer for roller shutters. Connected to an electric roller shutter drive, the Troll Comfort DuoFern is used to control and automate your roller shutters. Thanks to its integrated wireless interface, your roller shutters can be operated remotely at the same time. This wireless timer is a real eye-catcher with its modern design, large illuminated display, piano lacquer finish, and intuitive 5-way navigation.

In addition to extensive automation functions, such as a daily/weekly/astro or random program, the Troll Comfort DuoFern also features a simple installation assistant. This guides you through the basic settings during initial setup and allows for quick programming of switching times. The timer automatically adjusts for summer and winter time. Additionally, the wireless timer has an integrated blockage detection for mechanical tubular motors, which protects frozen roller shutters from damage. With the optional sun and twilight sensor, sun and twilight control is also possible. The Troll Comfort DuoFern is available in Ultra White and Aluminum colors. Thanks to its design according to DIN 49075, the timer can be integrated into all common switch programs using intermediate frames.