Therm Conversion Calculator

BTU
100,000
Kilowatt Hours (kWh)
29.3071
Joules
105,505,600
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What Is a Therm?

A therm is a unit of heat energy equal to 100,000 British Thermal Units (BTU). It's commonly used by natural gas companies to measure energy consumption and for billing purposes.

Common Uses of Therms

  • Natural gas billing and measurement
  • Industrial energy consumption tracking
  • Home heating system efficiency calculations
  • Commercial energy audits

Conversion Rates

  • 1 therm = 100,000 BTU
  • 1 therm ≈ 29.3071 kilowatt-hours (kWh)
  • 1 therm ≈ 105,505,600 joules (J)