Terminal block housing, with protection class IP54/IP66, nominal cross-section 4mm², Ui=400V AC, polycarbonate, internal fastening points, for installations in industrial environments and protected outdoor areas, equipped with 5-pin block terminal 4mm² (type Contaclip BKA 4)Dimensions: 94 x 65 x 57mmIncluded accessories: 3 mounting sockets IP54 M20 sealing range 8-13.5mm