BTUs per Cubic Foot to BTUs per US Gallon Converter
Enter the fuel efficiency in btus per cubic foot below to convert it to btus per us gallon.
Convert BTUs per Cubic Foot to BTUs per US Gallon
Enter a value in btus per cubic foot (BTU/ft³) to convert to btus per us gallon (BTU/gal).
BTU per Cubic Foot to BTU per US Gallon Conversion Table
Table showing various btu per cubic foot measurements converted to btus per us gallon. Click any preset value or arrow to load it into the converter.
| BTUs per Cubic Foot (BTU/ft³) | BTUs per US Gallon (BTU/gal) |
|---|---|
| 1 BTU/ft³ | 0.1336806 BTU/gal |
| 2 BTU/ft³ | 0.2673611 BTU/gal |
| 2.5 BTU/ft³ | 0.3342014 BTU/gal |
| 5 BTU/ft³ | 0.6684028 BTU/gal |
| 10 BTU/ft³ | 1.3368055 BTU/gal |
| 15 BTU/ft³ | 2.0052083 BTU/gal |
| 20 BTU/ft³ | 2.673611 BTU/gal |
| 25 BTU/ft³ | 3.3420138 BTU/gal |
| 30 BTU/ft³ | 4.0104165 BTU/gal |
| 50 BTU/ft³ | 6.6840275 BTU/gal |
How to Convert BTUs per Cubic Foot to BTUs per US Gallon
To convert btus per cubic foot to btus per us gallon, multiply the fuel efficiency by the following conversion ratio: 0.1336806 btus per us gallon/btu per cubic foot.
Since one btu per cubic foot is equal to 0.1336806 btus per us gallon, you can use this simple formula to convert:
The fuel efficiency in btus per us gallon is equal to the fuel efficiency in btus per cubic foot multiplied by 0.1336806.
For example, here's how to convert 5 btus per cubic foot to btus per us gallon using the formula above.
How Many BTUs per US Gallon Are in a BTU per Cubic Foot?
There are 0.1336806 btus per us gallon in a btu per cubic foot, which is why we use this value in the formula above.
Our btu per cubic foot to btu per us gallon calculator automatically converts your fuel efficiency measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
BTUs per Cubic Foot and btus per us gallon are both units used to measure fuel efficiency. Keep reading to learn more about each unit.
What Is a BTU per Cubic Foot?
A btu per cubic foot is a unit of fuel efficiency equal to 37,258.9458 joules per cubic meter (J/m³), the base unit for fuel efficiency. US gas heating value unit (≈ 37.259 kJ/m³). [1]
The btu per cubic foot is classified as a US customary unit of fuel efficiency. BTUs per Cubic Foot can be abbreviated as BTU/ft³; for example, 1 btu per cubic foot can be written as 1 BTU/ft³.
When working with btus per cubic foot (BTU/ft³) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, btus per cubic foot (BTU/ft³) are widely used across large-scale industrial, bulk, and macro-level fuel efficiency specifications within US customary workflows, engineering documentation, and technical data sheets.
What Is a BTU per US Gallon?
A btu per us gallon is a unit of fuel efficiency equal to 278,716.28 joules per cubic meter (J/m³), the base unit for fuel efficiency. US liquid fuel energy content unit. [2]
The btu per us gallon is classified as a US customary unit of fuel efficiency. BTUs per US Gallon can be abbreviated as BTU/gal; for example, 1 btu per us gallon can be written as 1 BTU/gal.
When working with btus per us gallon (BTU/gal) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, btus per us gallon (BTU/gal) are widely used across large-scale industrial, bulk, and macro-level fuel efficiency specifications within US customary workflows, engineering documentation, and technical data sheets.
When converting fuel efficiency between btus per cubic foot (BTU/ft³) and btus per us gallon (BTU/gal), keep full floating-point precision (1 BTU/ft³ = 0.1336806 BTU/gal; 1 BTU/gal = 7.4805198 BTU/ft³) during intermediate calculations and round only the final btu per us gallon figure to match your instrument tolerance.
More BTU per Cubic Foot & BTU per US Gallon Conversions
Need to calculate in the opposite direction? Use our btus per us gallon to btus per cubic foot calculator to switch your starting unit immediately. You can also explore related tools such as converting btus per us gallon to btus per cubic foot, converting joules per cubic meter to megajoules per cubic meter, or converting megajoules per cubic meter to joules per cubic meter.
Convert from BTUs per Cubic Foot
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Fuel Efficiency - Volume Metrology Standard — BTUs per Cubic Foot (BTU/ft³) to BTUs per US Gallon (BTU/gal)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: BTU per Cubic Foot (BTU/ft³) & BTU per US Gallon (BTU/gal)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (BTU/ft³ to BTU/gal)