Joules to Btu Conversion

Joules to btu (british thermal unit) conversion table shows the most common values for the quick reference. Alternatively, you may use the converter below to convert any other values.

1 Joule = 0.00094781712 Btu

Joule is metric system energy unit (electrical, mechanical or thermal) and defined as the amount of work done by a force of one newton to move an object one meter or a current of one ampere when passing through one ohm resistance for one second. It is named after James Prescott Joule in 19th century. The abbreviation is "J".

British thermal unit is the amount of energy required to heat one lbs of water to 1 fahrenheit degree. It is abbreviated as "btu".

For other energy unit conversions, please go to Energy Conversions

Converter

Enter a value that you want to convert into btu and click on the "convert" button.

Conversion Table

Joule	Btu	Joule	Btu	Joule	Btu	Joule	Btu
1	0.000947817	26	0.024643245	51	0.048338673	76	0.072034101
2	0.001895634	27	0.025591062	52	0.04928649	77	0.072981918
3	0.002843451	28	0.026538879	53	0.050234307	78	0.073929735
4	0.003791268	29	0.027486696	54	0.051182124	79	0.074877552
5	0.004739086	30	0.028434514	55	0.052129942	80	0.07582537
6	0.005686903	31	0.029382331	56	0.053077759	81	0.076773187
7	0.00663472	32	0.030330148	57	0.054025576	82	0.077721004
8	0.007582537	33	0.031277965	58	0.054973393	83	0.078668821
9	0.008530354	34	0.032225782	59	0.05592121	84	0.079616638
10	0.009478171	35	0.033173599	60	0.056869027	85	0.080564455
11	0.010425988	36	0.034121416	61	0.057816844	86	0.081512272
12	0.011373805	37	0.035069233	62	0.058764661	87	0.082460089
13	0.012321623	38	0.036017051	63	0.059712479	88	0.083407907
14	0.01326944	39	0.036964868	64	0.060660296	89	0.084355724
15	0.014217257	40	0.037912685	65	0.061608113	90	0.085303541
16	0.015165074	41	0.038860502	66	0.06255593	100	0.094781712
17	0.016112891	42	0.039808319	67	0.063503747	125	0.11847714
18	0.017060708	43	0.040756136	68	0.064451564	150	0.142172568
19	0.018008525	44	0.041703953	69	0.065399381	175	0.165867996
20	0.018956342	45	0.04265177	70	0.066347198	200	0.189563424
21	0.01990416	46	0.043599588	71	0.067295016	250	0.23695428
22	0.020851977	47	0.044547405	72	0.068242833	300	0.284345136
23	0.021799794	48	0.045495222	73	0.06919065	500	0.47390856
24	0.022747611	49	0.046443039	74	0.070138467	750	0.71086284
25	0.023695428	50	0.047390856	75	0.071086284	1000	0.94781712

Joule to Btu Conversion

How many btu in a joule ?

Conversion Table