Energy density
Energy stored per unit volume.
Try a decimal, 1e-9, 1/3, or 5 1/2.
EVERYDAY · ENGINEERING · SCIENCE
Convert joule per cubic metre (J/m³) to Btu per cubic foot (BtuIT/ft³). Enter a value for an instant result, or use the examples and reverse conversion below.
Energy stored per unit volume.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a joule per cubic metre value to calculate Btu per cubic foot with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| joule per cubic metrefrom J/m³ | J/m³ | 1 |
| kilojoule per cubic metrefrom J/m³ | kJ/m³ | 0.001 |
| megajoule per cubic metrefrom J/m³ | MJ/m³ | 0.000001 |
| joule per litrefrom J/m³ | J/L | 0.001 |
| watt-hour per litrefrom J/m³ | Wh/L | 0.000000277778 |
| kilowatt-hour per cubic metrefrom J/m³ | kWh/m³ | 0.000000277778 |
| Btu per cubic footfrom J/m³ | BtuIT/ft³ | 0.0000268392 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Joule Per Cubic Metre (J/m³) and Btu per cubic foot (BtuIT/ft³) are units of energy density. Use this page to convert in either direction.
| Joule Per Cubic Metre (J/m³) | Btu Per Cubic Foot (BtuIT/ft³) |
|---|---|
| 1 J/m³ | 0.0000268392 BtuIT/ft³ |
| 5 J/m³ | 0.000134196 BtuIT/ft³ |
| 10 J/m³ | 0.000268392 BtuIT/ft³ |
| 100 J/m³ | 0.00268392 BtuIT/ft³ |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
BtuIT/ft³ to J/m³ (Btu per cubic foot to joule per cubic metre)