Junction box, with protection class IP54/IP65, nominal cross-section 4mm², Ui=690V AC, certified according to (DIN EN 60670-1/-22 (VDE 0606-1/-22)), deflection membranes, M20/M25, (1 rear, 8 side), internal fastening points, for standard indoor installations, grey, with screw terminal, 5-pole-2.5/4mm² (4 x 1.5² / 4 x 2.5² / 4 x 4²)Dimensions: 94 x 94 x 57mmIncluded accessories: 3 mounting sockets IP54 M20 sealing range 8-13.5mm, 3 mounting sockets IP54 M25 sealing range 9-18.5mm