{
  "entity_type": "unit_conversion_page",
  "id": "therms-to-kwh",
  "name": "Therms to Kilowatt-hours",
  "title": "Therms to Kilowatt-hours Converter (therm to kWh)",
  "description": "Convert therms to kilowatt-hours: 1 therm = 29.3071 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": "therm",
    "display": "therm",
    "name": "therms",
    "singular": "therm"
  },
  "to_unit": {
    "symbol": "kWh",
    "display": "kWh",
    "name": "kilowatt-hours",
    "singular": "kilowatt-hour"
  },
  "linear": true,
  "factor": 29.30710702,
  "inverse_factor": 0.03412141633,
  "formula": "kilowatt-hours = therms × 29.30710702",
  "reverse_formula": "therms = kilowatt-hours × 0.03412141633",
  "unit_relation": "1 therm = 29.3071 kWh",
  "examples": [
    {
      "value": 5,
      "result": 146.536,
      "text": "5 therm = 146.536 kWh"
    },
    {
      "value": 12.5,
      "result": 366.339,
      "text": "12.5 therm = 366.339 kWh"
    },
    {
      "value": 100,
      "result": 2930.71,
      "text": "100 therm = 2930.71 kWh"
    }
  ],
  "table": [
    {
      "therm": 1,
      "kWh": 29.3071
    },
    {
      "therm": 2,
      "kWh": 58.6142
    },
    {
      "therm": 3,
      "kWh": 87.9213
    },
    {
      "therm": 4,
      "kWh": 117.228
    },
    {
      "therm": 5,
      "kWh": 146.536
    },
    {
      "therm": 6,
      "kWh": 175.843
    },
    {
      "therm": 7,
      "kWh": 205.15
    },
    {
      "therm": 8,
      "kWh": 234.457
    },
    {
      "therm": 9,
      "kWh": 263.764
    },
    {
      "therm": 10,
      "kWh": 293.071
    },
    {
      "therm": 15,
      "kWh": 439.607
    },
    {
      "therm": 20,
      "kWh": 586.142
    },
    {
      "therm": 25,
      "kWh": 732.678
    },
    {
      "therm": 30,
      "kWh": 879.213
    },
    {
      "therm": 40,
      "kWh": 1172.28
    },
    {
      "therm": 50,
      "kWh": 1465.36
    },
    {
      "therm": 75,
      "kWh": 2198.03
    },
    {
      "therm": 100,
      "kWh": 2930.71
    },
    {
      "therm": 200,
      "kWh": 5861.42
    },
    {
      "therm": 250,
      "kWh": 7326.78
    },
    {
      "therm": 500,
      "kWh": 14653.6
    },
    {
      "therm": 1000,
      "kWh": 29307.1
    }
  ],
  "faq": [
    {
      "q": "How many kilowatt-hours are in one therm?",
      "a": "1 therm = 29.3071 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 therms to kilowatt-hours?",
      "a": "Multiply the value in therms by 29.30710702: kilowatt-hours = therms × 29.30710702. For example, 5 therm = 146.536 kWh."
    },
    {
      "q": "How do I convert kilowatt-hours back to therms?",
      "a": "Multiply by the inverse factor 0.03412141633 (therms = kilowatt-hours × 0.03412141633), or use the kilowatt-hours-to-therms 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=therm&to_unit=kWh",
    "calculator": "https://tttkmbb.com/api/v1/calculate/energy?value=5&from_unit=therm&to_unit=kWh",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "therm",
      "to_unit": "kWh"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/therms-to-kwh",
    "markdown": "https://tttkmbb.com/conversion/therms-to-kwh.md",
    "json": "https://tttkmbb.com/conversion/therms-to-kwh.json",
    "reverse": "https://tttkmbb.com/conversion/kwh-to-therms",
    "quantity_converter": "https://tttkmbb.com/conversion/energy",
    "units": "https://tttkmbb.com/api/v1/units?quantity=energy"
  },
  "timestamp": "2026-09-24"
}