APPLIANCE WIRING MATERIAL
Subj.758 Section 4 Page 4374 Issued:1987-11-05
Revised:2012-05-15
Style 4374 Multiple-conductor cable using non-integral jacket.

Rating105 deg C, 30 Vac, Cable flame.
Conductor40 AWG minimum. Material not specified.
InsulationExtruded PE, 2 mils minimum average thickness, 2 mils minimum thickness at any point.
AssemblyTwo or more twisted singles or groups of twisted singles twisted together may be laid parallel to form flat, oval, or round cables. Lay not specified. Barrier layer and/or fillers optional. Manufacturer shall maintain a complete description of each assembly.
CoveringOptional - PVC, 5 mils minimum thickness at any point.
ShieldOptional.
JacketExtruded PVC
Diameter of core assembly under jacketMinimum average thicknessMinimum thickness at any point
0.424 inch or less30 mils27 mils
0.425 - 0.700 inch60 mils48 mils
0.701 - 1.500 inches80 mils64 mils
1.501 - 2.500 inches110 mils88 mils
2.501 inches and larger140 mils112 mils
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseExternal interconnection or internal wiring in Class 2 circuits of electronic equipment where each end is terminated in connectors.

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