542 50 amp electrical dc mcb products are offered for sale by suppliers on Alibaba.com, of which miniature circuit breakers accounts for 76%, circuit breakers accounts for 10%, and air circuit breakers accounts for 4%.
A wide variety of 50 amp electrical dc mcb options are available to you, such as c, b and d.You can also choose from home, industrial and protective 50 amp electrical dc mcb,as well as from li, lsi, and lsig 50 amp electrical dc mcb, and whether 50 amp electrical dc mcb is white, black, or red.