{
  "entity_type": "unit_conversion_page",
  "id": "kwh-to-kcal",
  "name": "Kilowatt-hours to Kilocalories (food calories)",
  "title": "Kilowatt-hours to Kilocalories (food calories) Converter (kWh to kcal)",
  "description": "Convert kilowatt-hours to kilocalories (food calories): 1 kWh = 860.421 kcal. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.",
  "quantity": "energy",
  "quantity_name": "Energy",
  "base_unit": "J",
  "from_unit": {
    "symbol": "kWh",
    "display": "kWh",
    "name": "kilowatt-hours",
    "singular": "kilowatt-hour"
  },
  "to_unit": {
    "symbol": "kcal",
    "display": "kcal",
    "name": "kilocalories (food calories)",
    "singular": "kilocalorie"
  },
  "linear": true,
  "factor": 860.4206501,
  "inverse_factor": 0.001162222222,
  "formula": "kilocalories (food calories) = kilowatt-hours × 860.4206501",
  "reverse_formula": "kilowatt-hours = kilocalories (food calories) × 0.001162222222",
  "unit_relation": "1 kWh = 860.421 kcal",
  "examples": [
    {
      "value": 5,
      "result": 4302.1,
      "text": "5 kWh = 4302.1 kcal"
    },
    {
      "value": 12.5,
      "result": 10755.3,
      "text": "12.5 kWh = 10755.3 kcal"
    },
    {
      "value": 100,
      "result": 86042.1,
      "text": "100 kWh = 86042.1 kcal"
    }
  ],
  "table": [
    {
      "kWh": 1,
      "kcal": 860.421
    },
    {
      "kWh": 2,
      "kcal": 1720.84
    },
    {
      "kWh": 3,
      "kcal": 2581.26
    },
    {
      "kWh": 4,
      "kcal": 3441.68
    },
    {
      "kWh": 5,
      "kcal": 4302.1
    },
    {
      "kWh": 6,
      "kcal": 5162.52
    },
    {
      "kWh": 7,
      "kcal": 6022.94
    },
    {
      "kWh": 8,
      "kcal": 6883.37
    },
    {
      "kWh": 9,
      "kcal": 7743.79
    },
    {
      "kWh": 10,
      "kcal": 8604.21
    },
    {
      "kWh": 15,
      "kcal": 12906.3
    },
    {
      "kWh": 20,
      "kcal": 17208.4
    },
    {
      "kWh": 25,
      "kcal": 21510.5
    },
    {
      "kWh": 30,
      "kcal": 25812.6
    },
    {
      "kWh": 40,
      "kcal": 34416.8
    },
    {
      "kWh": 50,
      "kcal": 43021
    },
    {
      "kWh": 75,
      "kcal": 64531.5
    },
    {
      "kWh": 100,
      "kcal": 86042.1
    },
    {
      "kWh": 200,
      "kcal": 172084
    },
    {
      "kWh": 250,
      "kcal": 215105
    },
    {
      "kWh": 500,
      "kcal": 430210
    },
    {
      "kWh": 1000,
      "kcal": 860421
    }
  ],
  "faq": [
    {
      "q": "How many kilocalories (food calories) are in one kilowatt-hour?",
      "a": "1 kWh = 860.421 kcal. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures."
    },
    {
      "q": "What is the formula to convert kilowatt-hours to kilocalories (food calories)?",
      "a": "Multiply the value in kilowatt-hours by 860.4206501: kilocalories (food calories) = kilowatt-hours × 860.4206501. For example, 5 kWh = 4302.1 kcal."
    },
    {
      "q": "How do I convert kilocalories (food calories) back to kilowatt-hours?",
      "a": "Multiply by the inverse factor 0.001162222222 (kilowatt-hours = kilocalories (food calories) × 0.001162222222), or use the kilocalories (food calories)-to-kilowatt-hours page."
    }
  ],
  "sources": [
    {
      "name": "NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors",
      "url": "https://www.nist.gov/pml/special-publication-811",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "BIPM – The International System of Units (SI Brochure, 9th edition)",
      "url": "https://www.bipm.org/en/publications/si-brochure",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "Wikipedia – Conversion of units",
      "url": "https://en.wikipedia.org/wiki/Conversion_of_units",
      "type": "reference",
      "retrieved_at": "2026-09-24"
    }
  ],
  "freshness": {
    "type": "static",
    "max_age_seconds": null,
    "note": "Fixed conversion factors (NIST/BIPM definitions); results never go stale."
  },
  "api": {
    "convert": "https://tttkmbb.com/api/v1/convert?value=5&from_unit=kWh&to_unit=kcal",
    "calculator": "https://tttkmbb.com/api/v1/calculate/energy?value=5&from_unit=kWh&to_unit=kcal",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "kWh",
      "to_unit": "kcal"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/kwh-to-kcal",
    "markdown": "https://tttkmbb.com/conversion/kwh-to-kcal.md",
    "json": "https://tttkmbb.com/conversion/kwh-to-kcal.json",
    "reverse": "https://tttkmbb.com/conversion/kcal-to-kwh",
    "quantity_converter": "https://tttkmbb.com/conversion/energy",
    "units": "https://tttkmbb.com/api/v1/units?quantity=energy"
  },
  "timestamp": "2026-09-24"
}