APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 2835 Issued:1976-10-28
Revised:2018-03-21
Style 2835 Multiple-Conductor Cable Using Extruded Non-Integral Jacket

Rating60 deg C, 30 Vac, Cable flame for Use No. 1B and 2B, Horizontal flame for Use No. 1A and 2A.
Conductor40 AWG minimum.
Insulated ConductorMaterial not specified for Use No. 1A or 1B. Labeled or complies with manufacturer's Procedure for Use No. 2A or 2B.
AssemblyTwo or more conductors, twisted pairs, or groups of twisted conductors. The conductors may be laid parallel or twisted together to form a flat, oval, or round cable construction. Lay not specified. Barrier layer and/or fillers optional. May use same or mixed AWG sizes. Manufacturer shall maintain a complete description of each assembly.
CoveringOptional. Extruded PVC, 5 mils minimum thickness at any point, over the assembly or groups of singles.
ShieldOptional. May be over one or more of the insulated conductors or applied over the assembly.
JacketExtruded PVC. If parallel construction is rippable, the measurements are made after ripping.
Diameter of cable under jacket*Minimum average thicknessMinimum thickness at any point
0.250 inch or less (1A & 2A only)15 mils13 mils
0.250 inch or less (1B & 2B only)30 mils27 mils
0.251-0.424 inch30 mils27 mils
0.425-0.700 inch60 mils48 mils
0.701-1.500 inch80 mils64 mils
1.501-2.500 inch110 mils88 mils
2.501 inch or larger140 mils112 mils
* = Major diameter if flat or oval construction.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseUse No. 1A:, Internal wiring in Class 2 circuits of electronic equipment where each end is terminated in connectors.; Use No. 1B:, CABLES - using 30 mils or greater jacket thickness only: External interconnection or internal wiring in Class 2 circuits of electronic equipment where each end is terminated in connectors.; Use No. 2A:, Internal wiring in Class 2 circuits of electronic equipment where not routed along walls, floors, or other abuse areas.; Use No. 2B:, CABLES - using 30 mils or greater jacket thickness only: External interconnection or internal wiring in Class 2 circuits.

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