30319 single phase circuit products are offered for sale by suppliers on Alibaba.com, of which miniature circuit breakers accounts for 2%, moulded case circuit breakers accounts for 1%, and relays accounts for 1%.
A wide variety of single phase circuit options are available to you, such as c, b and d.You can also choose from home, industrial single phase circuit,as well as from li, lsi, and lsig single phase circuit, and whether single phase circuit is white, black, or red.