Push button, changeover contact with labelling field, illuminated AP W.1 polar white. Button, changeover AP with labeling field - illuminated, IP55, with blue LED unit 230 V for switch/button, with N terminal, with plug-in terminals, with an entry for 2 cables and an entry for a cable or pipe, labeling field approx. 50 x 16 mm, labeling field height designed for P-touch tape 12 mm, labeling fields with printed symbols for light, bell and door opener included, full-surface seal under the housing base to seal the rear of the housing, easily accessible, funnel-shaped mounting holes in the housings, a Wago 2-wire connection terminal for wiring included, two snap-in positions for Wago 2-wire connection terminals in the housing base, plenty of space for wiring under the bases of the inserts (hollow base), easy installation of the insert in the housing by snapping it into place, secure fixing of the frame to the housing via bayonet quick-release fastener, housing screws made of stainless steel. Surface-mounted installation. Material: plastic, thermoplastic, impact-resistant.