Aluminium extrusion case for Europe board and special format.
Type 121 equipped with openings provides access to connectors.
The external surface is protected with a black RAL 9005 epoxy powder paint.
Types 21 and 22 are designed for wall mounting with fixtures that are ordered separately.
Models 121.441.461. can be mounted onto a DIN nail with a hardware accessory.
Paint edges at the ends of profiles and on the interior of end covers provide acceptable results concerning EMC.