The KU 4000 series from Dold is an enclosure that is specially designed with captive plus and minus terminal screws or cage clamps. It measures from 17.5 mm up to 140 mm, and can connect up to 64 terminals. Connections are safe up to 2 wires from different cross segments.
Terminal blocks can be soldered on PBCBs. It is compatible for mounting on surface screw or DIN-rail.