427 heavy duty extension cord 30 amp products are offered for sale by suppliers on Alibaba.com, of which power cords & extension cords accounts for 77%, plugs & sockets accounts for 2%.
A wide variety of heavy duty extension cord 30 amp options are available to you, such as ac, uk and dc plug.You can also choose from home appliance, computer and industrial equipment heavy duty extension cord 30 amp,as well as from iec, nema, and stripped heavy duty extension cord 30 amp, and whether heavy duty extension cord 30 amp is copper, pure copper, or bare copper.