The 5SY4405-8: Mounts via the quick fastening system onto standard DIN rail; any orientation works. Installation depth is 70 mm—room behind the panel for cable dress. Width is 72 mm (4 modular units), depth 76 mm, height 90 mm. Touch protection and IP20 with connected conductors make it safe for live panels. Pollution degree 3 suits industrial environments with non-condensing humidity up to 95%.
Halogen-free and silicon-free construction meets clean environment requirements. Sealable terminals allow tamper-proofing per site safety rules. Operating range -40°C to +75°C covers cold warehouses and hot machine enclosures alike.