Noble A- series disribution box,power distribution box,metal enclosure Features:A-406 1)Elegant model,unique and good-looking 2)Easy to install adjustable structure,flexible and spacious layout of the wiring inb line with modern building design requirement 3)Materials: Panel:import ABS plastic,the cover is also untransparent ABS plastic. bottom box/base box:import cold-rolled steel plate by plastic coating 4)the pin rail which fix the circuit breaker can be moved up and down,easy for installing the circuit breaker 5)4-6 way,recessed mounted box ,also have surface mounted tyle.