{
  "entity_type": "unit_conversion_page",
  "id": "kcal-to-kwh",
  "name": "Kilocalories (food calories) to Kilowatt-hours",
  "title": "Kilocalories (food calories) to Kilowatt-hours Converter (kcal to kWh)",
  "description": "Convert kilocalories (food calories) to kilowatt-hours: 1 kcal = 0.00116222 kWh. 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": "kcal",
    "display": "kcal",
    "name": "kilocalories (food calories)",
    "singular": "kilocalorie"
  },
  "to_unit": {
    "symbol": "kWh",
    "display": "kWh",
    "name": "kilowatt-hours",
    "singular": "kilowatt-hour"
  },
  "linear": true,
  "factor": 0.001162222222,
  "inverse_factor": 860.4206501,
  "formula": "kilowatt-hours = kilocalories (food calories) × 0.001162222222",
  "reverse_formula": "kilocalories (food calories) = kilowatt-hours × 860.4206501",
  "unit_relation": "1 kcal = 0.00116222 kWh",
  "examples": [
    {
      "value": 5,
      "result": 0.00581111,
      "text": "5 kcal = 0.00581111 kWh"
    },
    {
      "value": 12.5,
      "result": 0.0145278,
      "text": "12.5 kcal = 0.0145278 kWh"
    },
    {
      "value": 100,
      "result": 0.116222,
      "text": "100 kcal = 0.116222 kWh"
    }
  ],
  "table": [
    {
      "kcal": 1,
      "kWh": 0.00116222
    },
    {
      "kcal": 2,
      "kWh": 0.00232444
    },
    {
      "kcal": 3,
      "kWh": 0.00348667
    },
    {
      "kcal": 4,
      "kWh": 0.00464889
    },
    {
      "kcal": 5,
      "kWh": 0.00581111
    },
    {
      "kcal": 6,
      "kWh": 0.00697333
    },
    {
      "kcal": 7,
      "kWh": 0.00813556
    },
    {
      "kcal": 8,
      "kWh": 0.00929778
    },
    {
      "kcal": 9,
      "kWh": 0.01046
    },
    {
      "kcal": 10,
      "kWh": 0.0116222
    },
    {
      "kcal": 15,
      "kWh": 0.0174333
    },
    {
      "kcal": 20,
      "kWh": 0.0232444
    },
    {
      "kcal": 25,
      "kWh": 0.0290556
    },
    {
      "kcal": 30,
      "kWh": 0.0348667
    },
    {
      "kcal": 40,
      "kWh": 0.0464889
    },
    {
      "kcal": 50,
      "kWh": 0.0581111
    },
    {
      "kcal": 75,
      "kWh": 0.0871667
    },
    {
      "kcal": 100,
      "kWh": 0.116222
    },
    {
      "kcal": 200,
      "kWh": 0.232444
    },
    {
      "kcal": 250,
      "kWh": 0.290556
    },
    {
      "kcal": 500,
      "kWh": 0.581111
    },
    {
      "kcal": 1000,
      "kWh": 1.16222
    }
  ],
  "faq": [
    {
      "q": "How many kilowatt-hours are in one kilocalorie?",
      "a": "1 kcal = 0.00116222 kWh. 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 kilocalories (food calories) to kilowatt-hours?",
      "a": "Multiply the value in kilocalories (food calories) by 0.001162222222: kilowatt-hours = kilocalories (food calories) × 0.001162222222. For example, 5 kcal = 0.00581111 kWh."
    },
    {
      "q": "How do I convert kilowatt-hours back to kilocalories (food calories)?",
      "a": "Multiply by the inverse factor 860.4206501 (kilocalories (food calories) = kilowatt-hours × 860.4206501), or use the kilowatt-hours-to-kilocalories (food calories) 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=kcal&to_unit=kWh",
    "calculator": "https://tttkmbb.com/api/v1/calculate/energy?value=5&from_unit=kcal&to_unit=kWh",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "kcal",
      "to_unit": "kWh"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/kcal-to-kwh",
    "markdown": "https://tttkmbb.com/conversion/kcal-to-kwh.md",
    "json": "https://tttkmbb.com/conversion/kcal-to-kwh.json",
    "reverse": "https://tttkmbb.com/conversion/kwh-to-kcal",
    "quantity_converter": "https://tttkmbb.com/conversion/energy",
    "units": "https://tttkmbb.com/api/v1/units?quantity=energy"
  },
  "timestamp": "2026-09-24"
}