Support Arm Systems Adaptor for Panels from Other Suppliers Adaptor for mounting panels from other suppliers on a Rittal support arm system. Adaptor for Panels from Other Suppliers Adaptor for Siemens Pro-Panel For external mounting of Siemens Simatic to the CP-40 support arm system, steel or CP 60/120 system with 120 x 65 mm support arm connection. To product Adaptor for Panels from Other Suppliers Connection console for support arm connection 120 x 65 mm For rear connection of slimline command panels. Removable cover for simple cable routing To product