impeller: thermoplastic PBT of UL 94V-0 bobbin: thermoplastic PA66 of UL 94V-0 housing: die-cast aluminum,Painted black,anti-corrosion lead wire or .....
impeller: thermoplastic PBT of UL 94V-0 bobbin: thermoplastic PA66 of UL 94V-0 housing: die-cast aluminum,Painted black,anti-corrosion lead wire or .....