The SR-KN9551NK2 is a luxury design 2-Fold KNX push button with metal material and customizable finishing colors to fit different application environment. It is an ultra powerful KNX controller that enables to control all sorts of smart devices such as lighting, roller blind and shutter, security system, audio and video system etc.
The KNX controller is designed with bi-colored LED status indicator for each button. The function of each button is freely configurable with ETS, and the labeling cover can be customized with laser engraving according to the functions programmed.
The push button is powered by KNX bus and consumes less than 12mA power. The controller can switch and dim LED lighting gradually and smoothly without any flash while scene storage and recall functions can be programmed.
Roller blind and shutter can also be controlled by this controller. With a mounting bracket, the controller is easy to be installed into standard size Europe wall box.
| 2-Fold | 4-Fold | 8-Fold | |
| Number of Rockers | 2 | 4 | 8 |
| Number of bicolored LED | 2 | 4 | 8 |
| Orientation LED | 1 | 1 | 1 |
| KNX busconnection terminal | 0.8mmΦ,single core | 0.8mmΦ,single core | 0.8mmΦ,single core |
| Power Supply | KNX Bus | KNX Bus | KNX Bus |
| Power Consumtion KNX bus typ. | <0.3W | <0.3W | <0.3W |
| Operation temperature range | 0 to + 45℃ | 0 to + 45℃ | 0 to + 45℃ |
| Waterproof Grade | IP 20 | IP 20 | IP 20 |
| Dimensions(W x H x D) | 80x80x26.6 mm | 80x80x26.6mm | 80x80x26.6 mm |