{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/calculator/power-conversion-calculator/schema.json",
  "title": "Power Conversion Calculator inputs",
  "description": "Convert power between watts, horsepower, BTU per hour, and foot-pounds per second.",
  "type": "object",
  "properties": {
    "value": {
      "title": "Power",
      "type": "number",
      "default": 1,
      "x-step": 0.000001
    },
    "fromUnit": {
      "title": "From unit",
      "type": "string",
      "default": "hp",
      "enum": [
        "W",
        "kW",
        "MW",
        "hp",
        "hpMetric",
        "BTUh",
        "ftlbs"
      ],
      "x-optionLabels": {
        "W": "Watt (W)",
        "kW": "Kilowatt (kW)",
        "MW": "Megawatt (MW)",
        "hp": "Mechanical horsepower",
        "hpMetric": "Metric horsepower",
        "BTUh": "BTU per hour",
        "ftlbs": "Foot-pound force per second"
      }
    },
    "toUnit": {
      "title": "To unit",
      "type": "string",
      "default": "kW",
      "enum": [
        "W",
        "kW",
        "MW",
        "hp",
        "hpMetric",
        "BTUh",
        "ftlbs"
      ],
      "x-optionLabels": {
        "W": "Watt (W)",
        "kW": "Kilowatt (kW)",
        "MW": "Megawatt (MW)",
        "hp": "Mechanical horsepower",
        "hpMetric": "Metric horsepower",
        "BTUh": "BTU per hour",
        "ftlbs": "Foot-pound force per second"
      }
    }
  },
  "required": [
    "value",
    "fromUnit",
    "toUnit"
  ],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "1.0.0",
    "calculatorUrl": "https://askcalculators.com/calculator/power-conversion-calculator/",
    "queryExample": "https://askcalculators.com/calculator/power-conversion-calculator/?value=1&fromUnit=hp&toUnit=kW",
    "migrationStatus": "new",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "formula": {
      "expression": "watts = value × watts-per-source-unit; result = watts ÷ watts-per-target-unit"
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/power-conversion-calculator.json",
      "qualifiedReview": "pending",
      "qualifiedReviewer": null,
      "qualifiedReviewDate": null,
      "formulaVersion": "1.0.0",
      "referenceCoverage": "references-pending",
      "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
      "historicalMetadataDate": "2026-09-01",
      "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
    },
    "outputs": {
      "result": {
        "title": "Converted power",
        "type": "number",
        "x-format": "number",
        "x-digits": 10,
        "x-primary": true
      },
      "watts": {
        "title": "Equivalent watts",
        "type": "number",
        "x-format": "number",
        "x-digits": 8
      }
    }
  }
}