![](https://www.commel.hr/wp-content/uploads/2024/06/311-203_INSTA.jpg)
Built-in motion detector – the perfect solution for suspended ceilings.
Infrared motion detector – built-in 311-203 is the perfect solution for suspended ceilings.
This motion detector stands put with its compact design and the ability to adjust the ambient lighting and operating time without having to remove the sensor from its installation hole.
For individual products from this series, see the ONLINE PRODUCT CATALOGUE