Marks Calc

therms to kilojoules

Convert therm to kilojoule — instant, free, with the formula shown.

1 thm=105505.585 kJ

How to convert therm to kilojoule

To convert therm to kilojoule, multiply by 105505.585:

kJ = thm × 105505.585

For example, 10 thm × 105505.585 = 1055055.85 kJ.

thm to kJ conversion table

therms (thm)kilojoules (kJ)
1 thm105505.585 kJ
2 thm211011.17 kJ
5 thm527527.925 kJ
10 thm1055055.85 kJ
25 thm2637639.625 kJ
50 thm5275279.25 kJ
100 thm10550558.5 kJ
250 thm26376396.25 kJ
500 thm52752792.5 kJ
1000 thm105505585 kJ
Reverse: Kilojoule to Therm

Other therm conversions

Convert to kilojoule from another unit

thm to kJ — frequently asked

How many kilojoules are in 1 therm?

1 therm = 105505.585 kilojoules (thm × 105505.585 = kJ).

What is the formula to convert therm to kilojoule?

Multiply your therm value by 105505.585 to get kilojoule.

How do I convert 10 therms to kilojoules?

10 thm = 1055055.85 kJ. For 100 thm the answer is 10550558.5 kJ. Use the calculator on this page for any other value.

When to convert therm to kilojoule

1Electricity bills (kWh)
2Nutrition labels (kcal / food cal)
3HVAC and heating (BTU, therms)
4Physics and chemistry (J, eV)

Energy conversion — common questions

Is a food calorie the same as a calorie?

No — a food 'Calorie' (capital C) actually means 1 kilocalorie = 1,000 small calories = 4,184 J. Nutrition labels typically write 'cal' meaning kcal.

How many joules in 1 kWh?

1 kWh = 3,600,000 J (3.6 MJ). Because 1 kW × 1 hour = 1,000 W × 3,600 s = 3,600,000 J.

What is a BTU?

British Thermal Unit — the energy required to raise 1 pound of water by 1 °F. 1 BTU ≈ 1,055 J.

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