APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 20549 Issued:1987-06-19
Revised:2015-01-22
Style 20549 Multiple-conductor cable using non-integral jacket

Rating80 deg C, 300 Vac, Horizontal flame.
Insulated Conductor32 AWG minimum. Labeled or complying with manufacturer's AWM procedure.
AssemblyConsists of two or more conductors, twisted pairs or groups of twisted conductors twisted together. The conductors or groups of conductors may be laid parallel forming a flat, oval or round cable. The lay of the conductor is not specified. A barrier layer, binders and/or fillers are optional. Manufacturer shall maintain a complete description of each assembly. May use same or mixed AWG size.
CoveringOptional, extruded over conductor assembly, 6 mils minimum thickness.
ShieldOptional.
JacketExtruded TPU.
Diameter of core assembly under jacket*Minimum average thicknessMinimum thickness at any point
0.350 inch or less15 mils12 mils
0.351-0.70030 mils24 mils
0.701-1.00045 mils36 mils
1.001-1.50060 mils48 mils
1.501-2.50080 mils64 mils
2.501-3.500110 mils88 mils
3.501 inch or greater140 mils112 mils
*Major diameter if cable is flat or oval.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseInternal wiring of electronic equipment and appliances. Tags may indicate the following: "600 volts Peak for Electronic use only."

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