LH143 multi function junction box,Waterproof junction box,metal enclosure Characters: 1)Made by superior cold-rolled metal,indoor use for connecting different kinds of wires,multi-function junction box for distributing. 2)size:30019090MM,have bigger version of 18318390mm,biggest of 30019090mm Function: 1)good combustion-resistant good insulation property good-fire resistant 2)protect wire and cable from easy damage or ruin Features: 1)Good insulation characteristic:good insulation property high anti-current puncture strength OEM is available.If a customer needs a new development of products,we will be very happy for you to make .And also stresse the high quality services to you.