kWh → Therm
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
About this calculator
The kWh → Therm calculator converts electrical energy into therms, a common unit in natural gas systems. It uses the formula: 1 kilowatt-hour (kWh) equals approximately 0.0341 therms, calculated by dividing the value by 29.3001. This conversion is useful for comparing costs between energy sources like electricity and gas.
To use, input the value in kWh and receive the equivalent in therms. Example: 100 kWh equals about 3.41 therms. It is applied in industries, commerce, and households for energy consumption analysis, especially in regions where natural gas is billed in therms.
Caution: The factor 29.3001 is an international standard, but some regions may use slightly different values due to gas density variations. For accuracy, confirm the local factor with suppliers. Avoid rounding in critical calculations, such as billing, to prevent discrepancies.
Frequently asked questions
Why use kWh to therms?
This conversion helps compare electricity (measured in kWh) and natural gas (measured in therms) costs, such as in energy efficiency analyses.
Is the 29.3001 factor fixed?
Yes, it's an international standard, though some regions may adjust it slightly based on gas density.
Can I use this calculator for other gases?
No, the 29.3001 factor applies only to natural gas. Other gases require different conversions.
When should I round results?
Round only for display purposes; keep decimals in ongoing calculations to maintain accuracy.