th

What is a Therm?

Therm is a unit used in energy and power conversions and practical measurement work.

Therm is a unit used in energy and power conversions and practical measurement work.

Therm became established as a practical energy and power unit in technical, commercial or scientific use.

Measurement system: SI, practical energy and power-measurement usage. SI equivalent: 1 th = 1.055060e+8 J.

Therm facts

Unit name
Therm
Symbol
th
Category
Energy and Power
Measurement system
SI, practical energy and power-measurement usage
SI equivalent
1 th = 1.055060e+8 J
Common uses
Heating, electricity, nutrition, fuel and engineering

Definition of the therm

Therm is a unit used in energy and power conversions and practical measurement work.

Measurement system and SI relationship

SI, practical energy and power-measurement usage

SI equivalent: 1 th = 1.055060e+8 J

History of the therm

Therm became established as a practical energy and power unit in technical, commercial or scientific use.

Where is the therm used?

Heating, electricity, nutrition, fuel and engineering

Therm conversion tools

Sources

The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: NIST Guide to the SI — Appendix B.8: Factors for Units Listed Alphabetically (horsepower, watt-hour dahil)
  3. NIST: Guide to the SI — Conversion Factors

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