The AU8.73 junction box is 73 mm high and is designed especially for concrete casting. It has eight fixed inlets with locking devices for Ø 20 conduits. The box also has knock-outs for 4 side inlets and 4 bottom inlets. In wall installation the box can be attached with a AS25 support. The box has four screw pillars, two for M4 screws and two for 3,5mm universal screws. Made of halogen free material (IEC/61249-2-21) and fulfills the requirements of the glow wire test according to the standard IEC/EN60670: 2005 (850 °C).