553 mcb assembly products are offered for sale by suppliers on Alibaba.com, of which power distribution equipment accounts for 23%, air circuit breakers accounts for 10%, and miniature circuit breakers accounts for 3%.
A wide variety of mcb assembly options are available to you, such as c, b and d.You can also choose from home, industrial and protective mcb assembly,as well as from li, lsi, and lsig mcb assembly, and whether mcb assembly is white, black, or red.