Mounting box, prepared to take the WK terminal blocks 2.5 - 25 mm², suitable to take a 20-pole telephone terminal strip or as a telephone continuity box to DIN 47614-615, combinable, protection class IP30, rated insulation voltage: 400V AC, certified by VDE (DIN EN 50085-1 (VDE 0604-1)), Halogen free
for Spelsberg HM-UNI (97929901), magnet and nail installation, membrane for perforation, sealing range M16 - M50, support spar compatible