The plastic surface-mounted housings of the Harmony XALD series are available both as complete housings for direct use and as empty housings for individual assembly. The robust plastic housings made of polycarbonate are ideal for universal use in industry and mechanical engineering. This empty housing in dark gray has 4 holes of 22mm and can be equipped with push buttons, indicator lights and selector switches from the Harmony XB5 series. The auxiliary switches can also be flexibly selected between front and base mounting. Suitable for international use due to the large number of existing product standards and certifications. Thanks to the Green Premium environmental label, you can receive detailed information on material content, environmental impact and circular economy that supports your sustainability goals.