室外用智能集线器外壳系列，采用双道防水设计、铝合金压铸成型、不锈钢网装置、屏蔽良好、防腐蚀烤漆耐侯性好、安装简易。 　　Outdoor use aptitude line collect ware casing series,adopts double-channel water-proof design,aluminium alloy die casting shaping, stainless steel net device,sound shield,fine anti-corrosion,enamel paint resistance,weather-proofness and is convenient for installation.