AWG wire properties API

Returns diameter, cross-section area (mm2/kcmil) and resistance-per-length for an AWG conductor in copper or aluminum, with total resistance over an optional length. Answers 'What is the diameter and resistance of AWG 12 wire?', 'How many ohms per km for this gauge?'.

Price$0.04per request

MethodPOST

Route/v1/electrical/awg-properties

StatusLive

MIME typeapplication/json

Rate limit120/minute

Cache0s public

electricalawgwiregaugediameterresistanceconductorkcmilcopper

API URLhttps://x402.hexl.dev/v1/electrical/awg-properties

Integration docs

Example request

{
  "awg": "12",
  "material": "copper",
  "lengthM": 100
}

Example response

{
  "awg": "12",
  "material": "copper",
  "diameterMm": 2.0525,
  "diameterInch": 0.08081,
  "areaMm2": 3.30877,
  "areaKcmil": 6.5299,
  "resistanceOhmPerKm": 5.198302,
  "resistanceOhmPerKft": 1.584442,
  "formula": "d = 0.127*92^((36-n)/39) mm; R/L = rho/A",
  "lengthM": 100,
  "resistanceOhm": 0.51983
}

Input schema

{
  "type": "object",
  "required": [
    "awg"
  ],
  "properties": {
    "awg": {
      "type": "string",
      "examples": [
        "12"
      ]
    },
    "material": {
      "type": "string",
      "enum": [
        "copper",
        "aluminum"
      ],
      "examples": [
        "copper"
      ]
    },
    "lengthM": {
      "type": "number",
      "examples": [
        100
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}