Junction box, protection class IP66/IP67/IP69, nominal cross-section 4mm², certified by VDE (DIN EN 60670-1/-22 (VDE 0606-1/-22)), DLG (Ammonia resistance), DNV (Class: Ships and Offshore Installations), knockouts, M16/M20/M25, (1 rear, 7 side), internal fixing points, for installation in industrial environments and unprotected outdoor areas, grey, Ui=450 V AC, In=24 A, with 5 screwless 5-wire terminal, Wago 2273-205, max. nominal cross-section in accordance with DIN EN 60998: 2.5mm², clampable cross-sections per pole: 5 x 0.5-2.5mm² rigid Cu and Al (follow installation instructions) Dimensions: 102 x 102 x 70mm Accessories supplied: 4 double membrane seals IP66 M25 sealing range 9-17mm, cover retainer