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Standard Sizes High Temp
Reference Tables of Conductors for General Wiring
Class H Class I Class K DLO Conductor’s Nominal Diameters
26 to 20 AWG 18 to 12 AWG 10 to 6 AWG 4 to 2 AWG 1 to 1/0 AWG 2/0 to 4/0 AWG 250 to 350MCM 400 to 750MCM
Size
(AWG/mm2)
Item # L1
(mm/in)
D
(mm/in)
D1
(mm/in)
D2
(mm/in)
Qty. Price
18 AWG
(.823mm2)
N10006 6.0/.236 1.7/.067 1.4/.055 2.5/.098 1000 $11.44
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NT10006 6.0/.236 1.7/.067 1.4/.055 2.5/.098 1000 $12.59
 
18 AWG
(.823mm2)
N10008 8.0/.315 1.7/.067 1.4/.055 2.5/.098 1000 $12.42
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NT10008 8.0/.315 1.7/.067 1.4/.055 2.5/.098 1000 $13.66
 
18 AWG
(.823mm2)
N10010 10.0/.394 1.7/.067 1.4/.055 2.5/.098 1000 $13.04
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NT10010 10.0/.394 1.7/.067 1.4/.055 2.5/.098 1000 $14.34
 
18 AWG
(.823mm2)
N10015 15.0/.591 1.7/.067 1.4/.055 2.5/.098 1000 $14.42
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18 AWG
(.823mm2)
N10018 18.0/.709 1.7/.067 1.4/.055 2.5/.098 1000 $14.59
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18 AWG
(.823mm2)
N10020 20.0/.787 1.7/.067 1.4/.055 2.5/.098 1000 $15.27
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16 AWG
(1.31mm2)
N15006 6/.24 2.0/.079 1.7/.067 2.5/.098 1000 $12.28
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16 AWG
(1.31mm2)
N15007 7.0/.276 2.0/.079 1.7/.067 2.8/.110 1000 $11.44
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NT15007 7.0/.276 2.0/.079 1.7/.067 2.8/.110 1000 $12.59
 
16 AWG
(1.31mm2)
N15008 8.0/.315 2.0/.079 1.7/.067 2.8/.110 1000 $11.65
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NT15008 8.0/.315 2.0/.079 1.7/.067 2.8/.110 1000 $14.38
 
16 AWG
(1.31mm2)
N15010 10.0/.394 2.0/.079 1.7/.067 2.8/.110 1000 $13.69
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NT15010 10.0/.394 2.0/.079 1.7/.067 2.8/.110 1000 $15.05
 
16 AWG
(1.31mm2)
N15012 12.0/.472 2.0/.079 1.7/.067 2.8/.110 1000 $13.97
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NT15012 12.0/.472 2.0/.079 1.7/.067 2.8/.110 1000 $15.38
 
16 AWG
(1.31mm2)
N15015 15.0/.591 2.0/.079 1.7/.067 2.8/.110 1000 $14.90
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16 AWG
(1.31mm2)
N15018 18.0/.709 2.0/.079 1.7/.067 2.8/.110 1000 $15.53
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16 AWG
(1.31mm2)
N15020 20.0/.787 2.0/.079 1.7/.067 2.8/.110 1000 $16.46
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14 AWG
(2.08mm²)
N25006 6.0/.236 2.6/.102 2.1/.08 3.3/.130 1000 $13.16
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14 AWG
(2.08mm²)
N25007 7.0/.276 2.6/.102 2.1/.08 3.3/.130 1000 $12.73
N20007 7.0/.276 2.5/.098 1.9/.07 2.9/.11 1000 $12.17
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14 AWG
(2.08mm²)
N25008 8.0/.315 2.6/.102 2.1/.08 3.3/.130 1000 $13.04
N20008 8.0/.315 2.5/.098 1.9/.07 2.9/.11 1000 $12.63
NT25008 8.0/.315 2.6/.102 2.1/.08 3.3/.130 1000 $14.34
 
14 AWG
(2.08mm²)
N25010 10.0/.394 2.6/.102 2.1/.08 3.3/.130 1000 $14.28
N20010 10.0/.394 2.5/.098 1.9/.07 2.9/.11 1000 $13.92
NT25010 10.0/.394 2.6/.102 2.1/.08 3.3/.130 1000 $15.99
 
14 AWG
(2.08mm²)
N25012 12.0/.472 2.6/.102 2.1/.08 3.3/.130 1000 $16.05
N20012 12.0/.472 2.5/.098 1.9/.07 2.9/.11 1000 $14.84
NT25012 12.0/.472 2.6/.102 2.1/.08 3.3/.130 1000 $18.98
 
14 AWG
(2.08mm²)
N25015 15.0/.591 2.6/.102 2.1/.08 3.3/.130 1000 $22.47
N20015 15.0/.591 2.5/.098 1.9/.07 2.9/.11 1000 $16.15
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14 AWG
(2.08mm²)
N25018 18.0/.709 2.6/.102 2.1/.08 3.3/.130 1000 $26.52
N20018 18.0/.709 2.5/.098 1.9/.07 2.9/.11 1000 $17.48
NT25018 18.0/.709 2.6/.102 2.1/.08 3.3/.130 1000 $31.33
 
14 AWG
(2.08mm²)
N25020 20.0/.787 2.6/.102 2.1/.08 3.3/.130 1000 $27.32
N20020 20.0/.787 2.5/.098 1.9/.07 2.9/.11 1000 $21.39
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14 AWG
(2.08mm²)
N25025 25.0/.984 2.6/.102 2.1/.08 3.3/.130 1000 $41.42
N20025 25.0/.984 2.5/.098 1.9/.07 2.9/.11 1000 $29.39
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14 AWG
(2.08mm²)
N25030 30.0/1.18 2.6/.102 2.1/.08 3.3/.130 1000 $44.64
N20030 30.0/1.18 2.5/.098 1.9/.07 2.9/.11 1000 $35.28
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12 AWG
(3.31mm²)
N40006 6.0/0.24 3.2/.13 2.8/.11 3.9/.154 1000 $18.75
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12 AWG
(3.31mm²)
N40009 9.0/.354 3.2/.13 2.8/.11 3.9/.154 1000 $22.36
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12 AWG
(3.31mm²)
N40010 10.0/.394 3.2/.13 2.8/.11 3.9/.154 1000 $22.83
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NT40010 10.0/.394 3.2/.13 2.8/.11 3.9/.154 1000 $28.64
 
12 AWG
(3.31mm²)
N40012 12.0/.472 3.2/.13 2.8/.11 3.9/.154 1000 $23.60
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NT40012 12.0/.472 3.2/.13 2.8/.11 3.9/.154 1000 $30.02
 
12 AWG
(3.31mm²)
N40015 15.0/.591 3.2/.13 2.8/.11 3.9/.154 1000 $27.17
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12 AWG
(3.31mm²)
N40016 16/0.63 3.2/.13 2.8/.11 3.9/.154 1000 $28.06
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12 AWG
(3.31mm²)
N40018 18.0/.709 3.2/.13 2.8/.11 3.9/.154 1000 $31.83
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NT40018 18.0/.709 3.2/.13 2.8/.11 3.9/.154 1000 $45.77
 
12 AWG
(3.31mm²)
N40020 20.0/.787 3.2/.13 2.8/.11 3.9/.154 250 $11.27
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12 AWG
(3.31mm²)
N40025 25.0/.984" 3.2/.13 2.8/.11 3.9/.154 250 $14.72
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12 AWG
(3.31mm²)
N40030 30.0/1.18 3.2/.13 2.8/.11 3.9/.154 250 $18.52
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