Engineering Tool

Wire & Conductor Calculator

Interactive engineering tool for cable design engineers, procurement specialists, and electrical contractors. Calculate conductor metrics with pure copper parameters.

Interactive Engineering Tool

Wire & Conductor Technical Calculator

Instantly calculate conductor cross-sectional area, weight per kilometer / 1000 ft, and electrical resistance at 20°C based on pure electrolytic copper (CU-ETP).

IACS 100% Standard (8.89 g/cm³)

Wire Diameter (mm)Range: 0.07 mm to 6.00 mm

Or Standard AWG Preset

Metallurgy Coating

Calculated Technical SpecificationsStandard ASTM / IEC Calibration

Cross Section Area

0.785

mm² (sq mm)

Copper Weight / km

6.98

kg / kilometer

Weight (Imperial)

4.69

lbs / 1000 FT

DC Resistance (20°C)

21.96

Ω / km (approx.)

Need custom packaging or certifications?Tekla Energy manufactures in coils, baskets, and DIN 160 to DIN 630 spools.

Engineering Reference Chart

Standard AWG to Millimeter Conversion Table

Reference values calculated for solid annealed electrolytic copper (CU-ETP) at 20°C (68°F).

AWG Size	Diameter (mm)	Area (mm²)	Weight (kg/km)	DC Resistance (Ω/km)
4/0 (0000)	11.684 mm	107.22 mm²	953.2 kg	0.161
3/0 (000)	10.404 mm	85.01 mm²	755.7 kg	0.203
2/0 (00)	9.266 mm	67.43 mm²	599.5 kg	0.256
1/0 (0)	8.251 mm	53.48 mm²	475.4 kg	0.322
2 AWG	6.544 mm	33.63 mm²	299.0 kg	0.513
4 AWG	5.189 mm	21.15 mm²	188.0 kg	0.815
6 AWG	4.115 mm	13.30 mm²	118.2 kg	1.30
8 AWG	3.264 mm	8.366 mm²	74.37 kg	2.06
10 AWG	2.588 mm	5.261 mm²	46.77 kg	3.28
12 AWG	2.053 mm	3.309 mm²	29.42 kg	5.21
14 AWG	1.628 mm	2.081 mm²	18.50 kg	8.29
16 AWG	1.291 mm	1.309 mm²	11.64 kg	13.17
18 AWG	1.024 mm	0.823 mm²	7.32 kg	20.95
20 AWG	0.812 mm	0.518 mm²	4.60 kg	33.3
22 AWG	0.644 mm	0.326 mm²	2.90 kg	52.9
24 AWG	0.511 mm	0.205 mm²	1.82 kg	84.2
26 AWG	0.405 mm	0.129 mm²	1.15 kg	134.0
30 AWG	0.254 mm	0.0507 mm²	0.45 kg	340.0
36 AWG	0.127 mm	0.0127 mm²	0.11 kg	1360.0
40 AWG	0.079 mm	0.0049 mm²	0.044 kg	3520.0