Plastic housing) square plastic housing Smooth design IP 55 - IK 07 - 650°C Color: gray RAL7035 (cover RAL7035) Halogen-free Self-extinguishing 650°C Temperature resistance: -25°C to +40°C Smooth design Lid cannot be lost thanks to the securing connection between the lid and the box. From 130 x 130 mm, integrated plug-in fields for terminal blocks. Lid can be closed with quick-release screws by turning it 1/4 of a turn. From 105 x 105 mm, quick-release screws cannot be lost. Lid can be snapped on) Internal dimensions