APPLIANCE WIRING MATERIAL
Subj.758 Section 1 Page 10491 Issued:2000-05-25
Revised:2011-08-02
Style 10491 Single conductor with extruded insulation.

Rating105 deg C, 300 Vac, Horizontal flame, 60 or 80 deg C Oil. Optional - Gasoline Resistant.
Conductor40 - 6 AWG, solid or stranded, or Litz cable magnet wire, R/C (OBMW2) magnet wire. AWG size to be determined by the Resistance Test.
InsulationExtruded FEP or PFA
40-20 AWG conductor size5.5 mils min average5 mils min at any point
19-15 AWG87
14-10 AWG1312
9-6 AWG2018
Tinned copper may be employed when FEP insulation is used. May extrude FEP in two or three layers.
AssemblyEach single magnet wire strand is cabled together other magnet wire strands to form a conductor.
ShieldOptional.
CoveringOptional. Extruded TFE, FEP, or PFA, 5 mils or heavier; or PTFE (extruded or tape wrapped), 5 mils or heavier.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseInternal wiring of electronic equipment, such as electronic computers and business machines, where not subjected to movement or mechanical damage. May also be used for further processing in cables and lead wire for UL 1950 applications.Tags may indicate the following:"Suitable for immersion in gasoline; gasoline vapor; and 60 deg C or 80 deg C in oil".

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