Convert british thermal units to watt-hours
1 BTU = 0.293071070172 Wh — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
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Show this value in all 39 energy & work units
- Petajoules PJ 1.05505585262e-12
- Terajoules TJ 1.05505585262e-9
- Gigajoules GJ 0.000 001 055 055 852 62
- Megajoules MJ 0.001 055 055 852 62
- Kilojoules kJ 1.055 055 852 62
- Joules J 1055.055 852 62
- Millijoules mJ 1 055 055.852 62
- Microjoules µJ 1 055 055 852.62
- Nanojoules nJ 1 055 055 852 620
- Watt-hours Wh 0.293 071 070 172
- Kilowatt-hours kWh 0.000 293 071 070 172
- Megawatt-hours MWh 0.000 000 293 071 070 172
- Gigawatt-hours GWh 2.93071070172e-10
- Terawatt-hours TWh 2.93071070172e-13
- Calorie (thermochemical)s cal 252.164 400 722
- Kilocalories kcal 0.252 164 400 722
- Calorie (IT)s cal (IT) 251.995 761 111
- Kilocalorie (IT)s kcal (IT) 0.251 995 761 111
- British thermal units BTU 1
- BTU (thermochemical)s BTU (th) 1.000 669 467 08
- Million BTUs MMBTU 0.000 001
- Therm (US)s thm 0.000 010 002 387 672 2
- Therm (EC)s thm (EC) 0.000 009 999 998 603 11
- Electronvolts eV 6.58514067819e+21
- Kiloelectronvolts keV 6.58514067819e+18
- Megaelectronvolts MeV 6 585 140 678 190 000
- Gigaelectronvolts GeV 6 585 140 678 190
- Teraelectronvolts TeV 6 585 140 678.19
- Ergs erg 10 550 558 526.2
- Foot-pounds ft·lbf 778.169 262 266
- Inch-pounds in·lbf 9338.031 147 19
- Foot-poundals ft·pdl 25 036.855 629 3
- Horsepower-hours hp·h 0.000 393 014 778 922
- Tonne of TNTs t TNT 0.000 000 252 164 400 722
- Kiloton of TNTs kt TNT 2.52164400722e-10
- Megaton of TNTs Mt TNT 2.52164400722e-13
- Hartrees Eₕ 2.41999456355e+20
- Rydbergs Ry 4.8399891271e+20
- Quads quad 1e-15
Every row is British thermal unit (BTU) converted through the joule, in exact rational arithmetic.
How to convert british thermal units to watt-hours
Multiply the number of british thermal units by 0.293071070172 to get watt-hours.
British thermal unit: International Table BTU, exactly 1055.055 852 62 J. HVAC capacity is quoted in BTU/h.
British thermal unit to Watt-hour conversion table
| British thermal units (BTU) | Watt-hours (Wh) |
|---|---|
| 1 BTU | 0.293 071 07 |
| 2 BTU | 0.586 142 14 |
| 3 BTU | 0.879 213 21 |
| 5 BTU | 1.465 355 4 |
| 10 BTU | 2.930 710 7 |
| 20 BTU | 5.861 421 4 |
| 25 BTU | 7.326 776 8 |
| 50 BTU | 14.653 554 |
| 100 BTU | 29.307 107 |
| 250 BTU | 73.267 768 |
| 500 BTU | 146.535 54 |
| 1000 BTU | 293.071 07 |
Watt-hour to British thermal unit conversion table
| Watt-hours (Wh) | British thermal units (BTU) |
|---|---|
| 1 Wh | 3.412 141 6 |
| 2 Wh | 6.824 283 3 |
| 3 Wh | 10.236 425 |
| 5 Wh | 17.060 708 |
| 10 Wh | 34.121 416 |
| 20 Wh | 68.242 833 |
| 25 Wh | 85.303 541 |
| 50 Wh | 170.607 08 |
| 100 Wh | 341.214 16 |
| 250 Wh | 853.035 41 |
| 500 Wh | 1706.0708 |
| 1000 Wh | 3412.1416 |
Frequently asked
How many watt-hours are in a british thermal unit?
One british thermal unit equals 0.2930710702 watt-hours (BTU → Wh). That figure is exact, not rounded.
How do you convert british thermal units to watt-hours?
Multiply the number of british thermal units by 0.293071070172 to get watt-hours.
What is 1 Wh in british thermal units?
One watt-hour is 3.412141633 british thermal units.
What is 10 BTU in Wh?
10 BTU = 2.930 710 7 Wh.
What exactly is a british thermal unit?
International Table BTU, exactly 1055.055 852 62 J. HVAC capacity is quoted in BTU/h.