Single-pole "bell" button with illuminated label, from theSintra 65 series. The product catalog number is 584122.
The main advantage of the SINTRA 65 series is the high degree of protection - IP 65 (dust and water resistance). It is guaranteed thanks to the special construction of these products. In the case of switches, it is a flexible membrane between the key and the housing. Particularly noteworthy are the membrane bushings integrated with the base in its upper and lower parts. Thanks to this solution, you can easily and quickly insert wires into the connectors without any tools.