Copper Wire - Electrical Resistance vs. Gauge
Electrical resistance in copper wire:
For full table with Electrical Resistance and Weight - rotate the screen!
| AWG Gauge * | Area (Circular Mils ) | Diameter ( mils , 1000th in) | Electrical Resistance (Ohms/1000 ft) | Weight (lb/1000 ft) | |
|---|---|---|---|---|---|
| at 77 oF (25 oC) | at 149 oF (65 oC) | ||||
| 0000 (4/0) | 212000 | 460 | 0.0500 | 0.057 | 641 |
| 000 (3/0) | 168000 | 410 | 0.0630 | 0.073 | 508 |
| 00 (2/0) | 133000 | 365 | 0.0795 | 0.092 | 403 |
| 0 (1/0) | 106000 | 325 | 0.100 | 0.116 | 319 |
| 1 | 83700 | 289 | 0.126 | 0.146 | 253 |
| 2 | 66400 | 258 | 0.159 | 0.184 | 201 |
| 3 | 52600 | 229 | 0.201 | 0.232 | 159 |
| 4 | 41700 | 204 | 0.253 | 0.292 | 126 |
| 5 | 33100 | 0.319 | 100 | ||
| 6 | 26300 | 162 | 0.403 | 0.465 | 79.5 |
| 7 | 20800 | 0.508 | 63.0 | ||
| 8 | 16500 | 128 | 0.641 | 0.739 | 50.0 |
| 9 | 13100 | 0.808 | 39.6 | ||
| 10 | 10400 | 102 | 1.02 | 1.18 | 31.4 |
| 11 | 8230 | 1.28 | 24.9 | ||
| 12 | 6530 | 81 | 1.62 | 1.87 | 19.8 |
| 13 | 5180 | 2.04 | 15.7 | ||
| 14 | 4110 | 64 | 2.58 | 2.97 | 12.4 |
| 15 | 3260 | 3.25 | 9.86 | ||
| 16 | 2580 | 51 | 4.09 | 4.73 | 7.82 |
| 17 | 2050 | 5.16 | 6.20 | ||
| 18 | 1620 | 40 | 6.51 | 7.51 | 4.92 |
| 19 | 1290 | 8.21 | 3.90 | ||
| 20 | 1020 | 32 | 10.4 | 11.9 | 3.09 |
| 21 | 810 | 13.1 | 2.45 | ||
| 22 | 642 | 25.3 | 16.5 | 19.0 | 1.94 |
| 23 | 509 | 20.8 | 1.54 | ||
| 24 | 404 | 20.1 | 26.2 | 30.2 | 1.22 |
| 25 | 320 | 33.0 | 0.970 | ||
| 26 | 254 | 15.9 | 41.6 | 48.0 | 0.769 |
| 27 | 202 | 52.5 | 0.610 | ||
| 28 | 160 | 12.6 | 66.2 | 76.4 | 0.484 |
| 29 | 127 | 83.4 | 0.384 | ||
| 30 | 101 | 10 | 105 | 121 | 0.304 |
| 31 | 79.7 | 133 | 0.241 | ||
| 32 | 63.2 | 8 | 167 | 193 | 0.191 |
| 33 | 50.1 | 211 | 0.152 | ||
| 34 | 39.8 | 6.3 | 266 | 307 | 0.120 |
| 35 | 31.6 | 335 | 0.095 | ||
| 36 | 25.0 | 5 | 423 | 488 | 0.076 |
| 37 | 19.8 | 533 | 0.060 | ||
| 38 | 15.7 | 4 | 673 | 776 | 0.048 |
| 39 | 12.5 | 848 | 0.038 | ||
| 40 | 9.9 | 3.1 | 1070 | 1230 | 0.020 |
*) solid strand
- 1 lb = 0.4536 kg
- 1 ft (foot) = 0.3048 m
Related Topics
• Electrical
Electrical engineering with units, amps and electrical wiring. Wire gauges, electrical formulas, motors and more.
Related Documents
Aluminum and Copper Wires - Electrical Resistance vs. Cross-Sectional Area
Electrical resistance in plain copper or aluminum wires.
Aluminum Conductor Characteristics
Characteristics of all-aluminum conductors (AAC).
AWG - American Wire Gauge Converting Chart
American Wire Gauge (AWG) vs. cross sectional area converter.
AWG - American Wire Gauge Current Ratings
Amp ratings vs. US AWG wire gauges.
Copper - Density, Specific Heat and Thermal Conductivity vs. Temperature
Density, specific heat and thermal conductivity of copper vs. temperature
Electric Circuits Voltage Drop
Ohm's law and voltage drop in electric circuits.
Electric Wire - Resistance
Electric resistance in wire made of Copper, Aluminum, Brass, Constantan, Nichrome, Platinum, Silver or Tungsten.
Electrical Conductivity - Elements and other Materials
Electric conductance is the ability of a element to conduct an electric current.
Electrical Formulas
Commonly used electrical formulas like Ohms Law and more.
Electrical Units
Definition of common electrical units - like Ampere, Volt, Ohm, Siemens.
Nickel-Chromium Heater Wire - Temperature Rise vs. Amps
Electric resistance vs. temperature rise for Nickel-Chromium electrical heater wire.
Ohm's Law
The relation between voltage, current and electrical resistance.
Resistance vs. Conductance
The reciprocal of electrical resistance is conductance.
Resistivity and Conductivity - Temperature Coefficients Common Materials
Resistivity, conductivity and temperature coefficients for common materials like silver, gold, platinum, iron and more..
SWG - Standard Wire Gauge
Imperial Standard Wire Gauge used with wire and sheet metal.
Weight vs. Gauges Chart
Gauge and weight chart for sheet steel, galvanized steel, stainless steel, aluminum and strip & tubing.