For surface mounting HY 230 and HY 230 I, if e.g. no flush-mounted box is available. Scope of delivery: The surface-mounted installation set is supplied with four screws that are intended for mounting the intermediate frame and the HY housing base. Article: APM HY 230, Installation position: horizontal, Material: plastic, Color: pure white, similar to RAL 9010, Weight: 0.04 kg, Weight with packaging: 0.06 kg, Width: 80 mm, Height: 80 mm, Depth: 29 mm, Width with packaging: 86 mm, Height with packaging: 86 mm, Depth with packaging: 35 mm