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), external fixing lugs, for installation in industrial environments and unprotected outdoor areas, grey, Ui=400 V AC, In=32 A, with 5 screwless 4-wire terminal blocks, Wago 773-604, max. nominal cross-section in accordance with DIN EN 60998: 4mm², clampable cross-sections per pole: 4 x 1.5-4.0mm² rigid Cu/Al (follow installation instructions) Dimensions: 102 x 102 x 70mm Accessories supplied: 4 double membrane seals IP66 M25 sealing range 9-17mm, cover retainer