Therms to kWh
A therm is 100,000 BTU, 29.31 kWh. US and UK gas bills are issued in therms, so comparing gas against electricity needs both on one unit.
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Common values
Formula
kWh = therm × 29.3071
Comparing heating costs also needs appliance efficiency. A gas boiler runs at 90 per cent while an electric heat pump exceeds 300.
Frequently asked questions
QHow many kWh is 1 therm?
1 therm is 29.3071 kWh, and 10 therm is 293.071 kWh. Type any value in the box above to convert instantly.
QAnd how many therm is 1 kWh?
1 kWh is 0.0341 therm. This converter works both ways, so typing in the right box updates the left one.
QWhere is this unit used?
Comparing heating costs also needs appliance efficiency. A gas boiler runs at 90 per cent while an electric heat pump exceeds 300.
Other converters
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Traditional units (geun, doe, majigi and so on) vary by region and product.