BTU per hour to Kilowatts (BTU/h to kW)

Formula

1 BTU/h = 0.000293071 kW

kilowatts = BTU per hour × 0.0002930710702 — reverse: BTU per hour = kilowatts × 3412.141633

The factor is derived from the SI definitions of both units (base unit: W) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.

Worked examples

• 5 BTU/h = 0.00146536 kW
• 12.5 BTU/h = 0.00366339 kW
• 100 BTU/h = 0.0293071 kW

BTU per hour to kilowatts conversion table

FAQ

How many kilowatts are in one BTU per hour?

1 BTU/h = 0.000293071 kW. 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.

What is the formula to convert BTU per hour to kilowatts?

Multiply the value in BTU per hour by 0.0002930710702: kilowatts = BTU per hour × 0.0002930710702. For example, 5 BTU/h = 0.00146536 kW.

How do I convert kilowatts back to BTU per hour?

Multiply by the inverse factor 3412.141633 (BTU per hour = kilowatts × 3412.141633), or use the kilowatts-to-BTU per hour page.

Related conversions

• Kilowatts to BTU per hour (reverse)
• Power Converter — all power units in one tool
• Horsepower (mechanical) to Kilowatts
• Kilowatts to Horsepower (mechanical)
• Kilowatts to Watts
• Watts to Kilowatts
• BTU per hour to Watts
• Watts to BTU per hour
• Metric horsepower (PS) to Kilowatts
• Kilowatts to Metric horsepower (PS)

Machine access

• API: GET https://tttkmbb.com/api/v1/convert?value=5&from_unit=BTU%2Fh&to_unit=kW
• MCP: server https://tttkmbb.com/mcp, tool convert_units with {"value":5,"from_unit":"BTU/h","to_unit":"kW"}
• Markdown: https://tttkmbb.com/conversion/btu-per-hour-to-kw.md · JSON: https://tttkmbb.com/conversion/btu-per-hour-to-kw.json (add ?value= for a result) · Units: /api/v1/units?quantity=power
• OpenAPI operationId: convert_units. Freshness: static. Authentication: none.

Sources

• NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors (standard)
• BIPM – The International System of Units (SI Brochure, 9th edition) (standard)
• Wikipedia – Conversion of units (reference)