Junction box, protection class IP66, nominal cross-section 2.5 mm², Ui=450 V AC, certified by VDE (DIN EN 60670-1/-22 (VDE 0606-1/-22)), DLG (Ammonia resistance), self-sealing, soft insertion membranes, M16/M20, sealing range 4 - 16 mm, (1 rear, 8 side), internal fixing points, with screwless terminals for standard indoor and protected outdoor installations