Plastic boxs Surface Mounting (Havells)

1M(1Switch)(7.6*7.6cm/3*3), 2M(2 Switch)(7.6*7.6cm/3*3), 3M(3 Switch)(10.58*7.6cm/4*3), 4m(4Switch)(13.56*7.6cm/5*3), 6M(6Switch)(20.98*7.6cm/8*3), 8M(8Switch)(13.56*13.6cm/5*5), 8M(H)(8Switch)(22.7*7.6cm/9*3), 8M(H with 6clamp)(8Switch)(22.7*7.6cm/9*3, 9M(9Switch)(25.4*7.6cm/10*3), 12M(12Switch)(20.98*13.6cm/8*6), 16m(16Switch)(23*14.1cm/9*5.5), 18M(18Switch)(20.98*21cm/9*8)