We provide our clients with a vast array of MCB White Line Box that is widely used in housing complexes, industrial units, various buildings, etc. These boxes are used for fitting electrical switches in various residential and commercial electrical fitting works. We provide our clients with a vast array of MCB White Line Box that is widely used in housing complexes, industrial units, various buildings, etc. These boxes are used for fitting electrical switches in various residential and commercial electrical fitting works. We provide our clients with a vast array of MCB White Line Box that is widely used in housing complexes, industrial units, various buildings, etc. These boxes are used for fitting electrical switches in various residential and commercial electrical fitting works. MCB White Line Box Size. MCB White Line Box- 4 way, 6 way 8 way. MCB White Line Box- 10 way, 12 way, 14 way, 16 way. MCB White Line Box- 24 way, 36 way, 42 way, 48 way.