Pre-assembled SI bus cable in 2-m length.

Pre-assembled SI bus cable in 5-m length.

External, cable-based control unit for SIEGENIA ventilation units with SI-BUS, with LED status display incl. air quality display via traffic light indicator.

External, cable-based control unit for SIEGENIA ventilation units with SI-BUS, with LED status display incl. air quality display via traffic light indicator and additional temperature and humidity sensor & CO₂ sensors.

Pre-assembled SI bus cable in 1-m length.

Pre-assembled SI bus Y-cable with 10-cm length.

Pre-assembled SI bus extension cable in 2 m length.