Cross linked PVC. Used for internal wiring of appliance. Passes UL VW-1&CSA FT1 vertivval flame te Cross linked PVC.Used for internal wiring of appliance.Passes UL VW-1&CSA FT1 vertivval flame test.Uniform insulation thickness of wire to ensure easy stripping and cutting. Model: 1429, 1430, 1431, 1534, 3286, 3314, 3315, 3317, 10097 XLPVC Insulated Wire