UL 4478 XLPE insulated / 105C 300V
UL 21016 XLPE insulated / 105C 300V
Standard UL, CUL AWM  I A
Conductor Solid , Strand and OS-1 either tinned or bare copper 
Rating 105C 300V
Flammability UL VW-1, CUL FT 1
Insulation Heat resistant hologen free XLPE
Usage Uniform thickness of wire to ensure easy stripping and cutting
  Resistant to acids, oils, alkalines, moisyure and fungus which are excellent compared with normal PVC wire

UL Style
CUL Type
Conductor Core Insulation
Thickness
Overall
 Diameter
Approx
Standard
Put-Up
Conductor
Resistance at 20 C
(AWG) (No./mm) No. (mm) (mm) (M/coil) (ohm/km)
UL 4478
UL 21016
AWM I A
32 7/0.080 2 0.25 0.74 x 1.49 610 456.74
3 0.74 x 2.23 610
4 0.74 x 2.98 610
30 7/0.102 2 0.81 x 1.62 610 381.00
3 0.81 x 2.44 610
4 0.81 x 3.25 610
28 7/0.127 2 0.89 x 1.78 610 239.00
3 0.89 x 2.66 610
4 0.89 x 3.55 610
26 7/0.160 2 0.99 x 1.98 610 150.00
3 0.99 x 2.97 610
4 0.99 x 3.96 610
24 11/0.160 2 1.11 x 2.23 610 94.20
3 1.11 x 3.34 610
4 1.11 x 4.45 610
22 17/0.160 2 1.26 x 2.52 610 59.40
3 1.26 x3.79 610
4 1.26 x 5.05 610
20 21/0.180 2 1.45 x 2.91 610 36.70
3 1.45 x 4.36 610
4 1.45 x5.81 610
18 34/0.180 2 1.71 x3.42 610 23.20
3 1.71 x 5.14 610
4 1.71 x 6.85 610
16 26/0.253 2 1.99 x3.98 610 14.60
3 1.99 x 5.97 610
4 1.99 x 7.96 610