BTU to Watt-hours

Convert BTU to Watt-hours. 1 BTU equals 0.293071 Wh. Type a value on either side; the formula and tables below show how it works.

BTU
Wh
1 BTU equals
0.293071Wh

Formula: Wh = BTU × 0.293071. Example: 5 BTU = 1.4654 Wh.

1 BTU in every unit

Joules1,055.06 J
Kilojoules1.0551 kJ
Calories252.1644 cal
Kilocalories0.252164 kcal
Watt-hours0.293071 Wh
Kilowatt-hours0.000293071 kWh
Therms0.00001 thm
Electronvolts6,585,140,678,190,667,137,024 eV

BTU to Watt-hours table

BTUWatt-hours
0.1 BTU0.029307 Wh
0.25 BTU0.073268 Wh
0.5 BTU0.146536 Wh
1 BTU0.293071 Wh
2 BTU0.586142 Wh
3 BTU0.879213 Wh
4 BTU1.1723 Wh
5 BTU1.4654 Wh
10 BTU2.9307 Wh
15 BTU4.3961 Wh
20 BTU5.8614 Wh
25 BTU7.3268 Wh
50 BTU14.6536 Wh
75 BTU21.9803 Wh
100 BTU29.3071 Wh
250 BTU73.2678 Wh
500 BTU146.5355 Wh
1,000 BTU293.0711 Wh
Watt-hoursBTU
0.1 Wh0.341214 BTU
0.25 Wh0.853035 BTU
0.5 Wh1.7061 BTU
1 Wh3.4121 BTU
2 Wh6.8243 BTU
3 Wh10.2364 BTU
4 Wh13.6486 BTU
5 Wh17.0607 BTU
10 Wh34.1214 BTU
15 Wh51.1821 BTU
20 Wh68.2428 BTU
25 Wh85.3035 BTU
50 Wh170.6071 BTU
75 Wh255.9106 BTU
100 Wh341.2142 BTU
250 Wh853.0354 BTU
500 Wh1,706.07 BTU
1,000 Wh3,412.14 BTU

How to convert btu to watt-hours

Wh = BTU × 0.293071

Multiply the value in btu by 0.293071. To go the other way, divide by the same number, or multiply by 3.4121. For example, 5 BTU × 0.293071 = 1.4654 Wh.

About the units

BTU (BTU). The international table British thermal unit, about 1,055 joules. Heating and air conditioning ratings in the US.

Watt-hours (Wh). 3,600 joules. Battery capacity of phones and laptops.

Other energy conversions

Joules to Watt-hours · Kilojoules to Watt-hours · Calories to Watt-hours · Kilocalories to Watt-hours · Watt-hours to Joules · Watt-hours to Kilojoules · Watt-hours to Calories · Watt-hours to Kilocalories · Watt-hours to Kilowatt-hours · Watt-hours to BTU · Watt-hours to Therms · Watt-hours to Electronvolts · Kilowatt-hours to Watt-hours · BTU to Joules · BTU to Kilojoules · BTU to Calories · BTU to Kilocalories · BTU to Watt-hours · BTU to Kilowatt-hours · BTU to Therms · BTU to Electronvolts · Therms to Watt-hours · Electronvolts to Watt-hours