AWG


Gauge Diameter Resistance NEC Max Current
per 1000 ft per km Air Conduit
180.0403"1.0236mm6.39Ω20.94Ω16A2.3A
190.0359"0.9119mm8.05Ω26.41Ω14A1.8A
200.0320"0.8128mm10.15Ω33.29Ω11A1.5A
210.0285"0.7239mm12.80Ω41.98Ω9A1.2A
220.0254"0.6452mm16.14Ω52.94Ω7A0.92A
230.0226"0.5740mm20.36Ω66.78Ω4.7A0.729A
240.0201"0.5105mm25.67Ω84.20Ω3.5A0.577A
260.0159"0.4039mm40.81Ω133.86Ω2.2A0.361A


Guage Diameter Resistance NEC Max Current
per 1000 ft per km Air Conduit
OOOO0.4600"11.6840mm0.05Ω0.16Ω380A302A
OOO0.4096"10.4038mm0.06Ω0.20Ω328A239A
OO0.3648"9.2659mm0.08Ω0.26Ω283A190A
00.3249"8.2525mm0.10Ω0.32Ω245A150A
10.2893"7.3482mm0.12Ω0.41Ω211A119A
20.2576"6.5430mm0.16Ω0.51Ω181A94A
30.2294"5.8268mm0.20Ω0.65Ω158A75A
40.2043"5.1892mm0.25Ω0.82Ω135A60A
50.1819"4.6203mm0.31Ω1.03Ω118A47A
60.1620"4.1148mm0.40Ω1.30Ω101A37A
70.1443"3.6652mm0.50Ω1.63Ω89A30A
80.1285"3.2639mm0.63Ω2.06Ω73A24A
90.1144"2.9058mm0.79Ω2.60Ω64A19A
100.1019"2.5883mm1.00Ω3.28Ω55A15A
110.0907"2.3038mm1.26Ω4.13Ω47A12A
120.0808"2.0523mm1.59Ω5.21Ω41A9.3A
130.0720"1.8288mm2.00Ω6.57Ω35A7.4A
140.0641"1.6281mm2.53Ω8.28Ω32A5.9A
150.0571"1.4503mm3.18Ω10.44Ω28A4.7A
160.0508"1.2903mm4.02Ω13.17Ω22A3.7A
170.0453"1.1506mm5.06Ω16.61Ω19A2.9A
180.0403"1.0236mm6.39Ω20.94Ω16A2.3A
190.0359"0.9119mm8.05Ω26.41Ω14A1.8A
200.0320"0.8128mm10.15Ω33.29Ω11A1.5A
210.0285"0.7239mm12.80Ω41.98Ω9A1.2A
220.0254"0.6452mm16.14Ω52.94Ω7A0.92A
230.0226"0.5740mm20.36Ω66.78Ω4.7A0.729A
240.0201"0.5105mm25.67Ω84.20Ω3.5A0.577A
250.0179"0.4547mm32.37Ω106.17Ω2.7A0.457A
260.0159"0.4039mm40.81Ω133.86Ω2.2A0.361A
270.0142"0.3607mm51.47Ω168.82Ω1.7A0.288A
280.0126"0.3200mm64.90Ω212.87Ω1.4A0.226A
290.0113"0.2870mm81.83Ω268.40Ω1.2A0.182A
300.0100"0.2540mm103.20Ω338.50Ω0.86A0.142A
310.0089"0.2261mm130.10Ω426.73Ω0.7A0.113A
320.0080"0.2032mm164.10Ω538.25Ω0.53A0.091A
330.0071"0.1803mm206.90Ω678.63Ω0.43A0.072A
340.0063"0.1600mm260.90Ω855.75Ω0.33A0.056A
350.0056"0.1422mm329.00Ω1079.12Ω0.27A0.044A
360.0050"0.1270mm414.80Ω1360.00Ω0.21A0.035A
370.0045"0.1143mm523.10Ω1715.00Ω0.17A0.0289A
380.0040"0.1016mm659.60Ω2163.00Ω0.13A0.0228A
390.0035"0.0889mm831.80Ω2728.00Ω0.11A0.0175A
400.0031"0.0787mm1049.00Ω3440.00Ω0.09A0.0137A

Adjust sliders to calculate wire resistance.

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Wire Length (feet):



Wire Gauge (AWG):



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