550-00020
New product
You need a rail coupler for each new DIN-rail you start.
The rail coupler couples all modules of the row with the controller and delivers power and bus to it..
Niko Home Control 3 fold switching module - 550-00103
Niko Home Control 6 fold switching module - 550-00106
Niko Home Control Dimming module (2x400W) - 550-00340