Energy conversion
1 joule (J) equals 0.00094781712 btu (international table) (BTUₕᵀ). Enter any value below to convert from J to BTUₕᵀ.
Enter a value and choose units. Results update instantly.
1 J = 0.0009478171 BTUₕᵀ
| Unit | Value |
|---|---|
| Joule J | 1 |
| Kilojoule kJ | 0.001 |
| Thermochemical calorie cal | 0.2390057361 |
| Kilocalorie kcal | 0.0002390057 |
| Watt-hour Wh | 0.0002777778 |
| Kilowatt-hour kWh | 0.0000002778 |
| BTU (International Table) BTUₕᵀ | 0.0009478171 |
| Foot-pound ft·lb | 0.7375621493 |
| Electronvolt eV | 6.2415090745e18 |
Formula
Use this relationship for a direct conversion:
2 J = 0.0018956342 BTUₕᵀ.
The thermochemical calorie and International Table BTU are named explicitly to avoid ambiguous legacy definitions.
Quick reference
| Joule (J) | BTU (International Table) (BTUₕᵀ) |
|---|---|
| 0.01 | 0.0000094782 |
| 0.1 | 0.0000947817 |
| 1 | 0.0009478171 |
| 2 | 0.0018956342 |
| 5 | 0.0047390856 |
| 10 | 0.0094781712 |
| 25 | 0.023695428 |
| 50 | 0.047390856 |
| 100 | 0.094781712 |
| 1,000 | 0.9478171203 |
From unit
The SI unit of energy, equal to one newton meter.
Symbol: J
To unit
The International Table British thermal unit.
Symbol: BTUₕᵀ
Keep converting
Source
Definitions are checked against NIST SP 811: Energy units. Calculations use full internal precision before display rounding.
View the complete energy converterQuestions
Use the formula BTUₕᵀ = J x 0.00094781712. 1 joule (J) equals 0.00094781712 btu (international table) (BTUₕᵀ).
The thermochemical calorie and International Table BTU are named explicitly to avoid ambiguous legacy definitions.
