Teflon wire typically refers to electrical wire that is insulated with Teflon,which is a brand name for a synthetic fluoropolymer of tetrafluoroethylene.The most common type of Teflon used in wiring applications is PTFE (Polytetrafluoroethylene),but FEP (Fluorinated Ethylene Propylene) and PFA (Perfluoralkoxy -Alkane) werden auch aufgrund ihrer spezifischen Eigenschaften verwendet.