Convert Joule to BTU
0.000947813
1 J = 0.00094781339 BTU
Use the conversion factor 1 J = 0.0009478133945 BTU. To convert Joule to BTU, multiply the input value by 0.0009478133945.
Conversion Formula
BTU = J × 9.4781e-4
Reverse: J = BTU × 1055.06
Conversion Examples
1 J × 0.00094781339 =
0.00094781339 BTU
1 Joules = 0.00094781339 BTUs
5 J × 0.00094781339 =
0.004739067 BTU
5 Joules = 0.004739067 BTUs
10 J × 0.00094781339 =
0.0094781339 BTU
10 Joules = 0.0094781339 BTUs
25 J × 0.00094781339 =
0.023695335 BTU
25 Joules = 0.023695335 BTUs
50 J × 0.00094781339 =
0.04739067 BTU
50 Joules = 0.04739067 BTUs
100 J × 0.00094781339 =
0.094781339 BTU
100 Joules = 0.094781339 BTUs
Joule to BTU Table
J =—BTU
| Joule (J) | BTU (BTU) | Fraction |
|---|---|---|
| 100 | 0.094781 | 3/32 |
| 200 | 0.189563 | 3/16 |
| 300 | 0.284344 | 9/32 |
| 400 | 0.379125 | 3/8 |
| 500 | 0.473907 | 15/32 |
| 600 | 0.568688 | 9/16 |
| 700 | 0.663469 | 21/32 |
| 800 | 0.758251 | 49/64 |
| 900 | 0.853032 | 55/64 |
| 1,000 | 0.947813 | 61/64 |
| 1,100 | 1.042595 | 1 3/64 |
| 1,200 | 1.137376 | 1 9/64 |
| 1,300 | 1.232157 | 1 15/64 |
| 1,400 | 1.326939 | 1 21/64 |
| 1,500 | 1.42172 | 1 27/64 |
| 1,600 | 1.516501 | 1 33/64 |
| 1,700 | 1.611283 | 1 39/64 |
| 1,800 | 1.706064 | 1 45/64 |
| 1,900 | 1.800845 | 1 51/64 |
| 2,000 | 1.895627 | 1 57/64 |
Unit Definitions
What is a Joule (J)?
Metric (SI)Worldwide
Joule (J) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about JouleWhat is a BTU (BTU)?
ImperialUnited States
BTU (BTU) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about BTUFrequently Asked Questions
How do I convert Joule to BTU?
Multiply the value in J by 0.0009478133945. The formula is BTU = J × 0.0009478133945.
How many BTU are in 1 Joule?
One Joule equals 0.0009478133945 BTU.
What is 1000000 J in BTU?
1000000 J equals 947.8133945 BTU.
How do I convert BTU back to Joule?
Use the reverse factor: 1 BTU = 1055.06 J.