1 ftlb = 0.0012850643565295 Btu
1 Foot pound (ftlb) = 0.0012850643565295 British thermal unit (Btu).
If you want to reverse convert, use British thermal unit → Foot pound. 1 Btu = 778.17114366214 ftlb. You can also explore the full Energy converter page for more cross conversions.
Conversion formula
Foot pound to British thermal unit formula: value in Btu = value in ftlb × 0.0012850643565295.
British thermal unit to Foot pound formula: value in ftlb = value in Btu × 778.17114366214.
How to convert Foot pound to British thermal unit
To convert Foot pound to British thermal unit, multiply the value in ftlb by 0.0012850643565295. This gives the result in Btu.
For example, 1 ftlb = 0.0012850643565295 Btu and 10 ftlb = 0.012850643565295 Btu.
What is Foot pound?
Foot pound (ft·lbf): The work of one pound-force acting through one foot in its direction. 1 ft·lbf ≈ 1.35582 J.
What is British thermal unit?
British thermal unit (Btu): A heat-energy unit found in heating and cooling specifications; Btu/h instead measures power. 1 Btu ≈ 1055.06 J.
FAQ
How many british thermal unit are in 1 foot pound?
There are 0.0012850643565295 Btu in 1 ftlb.
Why can conversion results differ slightly?
Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.
How do I convert foot pound to british thermal unit?
Multiply the value in ftlb by 0.0012850643565295 to get the value in Btu.
Foot pound → other Energy units
- 1 foot pound → joule = 1.35582 joule
- 1 foot pound → kilojoule = 0.00135582 kilojoule
- 1 foot pound = 1.35582E-6 megajoule
- 1 foot pound → calorie = 0.32404875717017 calorie
- 1 foot pound → kilocalorie = 0.00032404875717017 kilocalorie
- 1 foot pound → watt hour = 0.00037661666666667 watt hour
- 1 foot pound = 3.7661666666667E-7 kilowatt hour
- 1 foot pound = 3.7661666666667E-10 megawatt hour
- 1 foot pound → british thermal unit = 0.0012850643565295 british thermal unit
- 1 foot pound = 8462362833335.4 mega electron volt
- 1 foot pound = 8.4623628333354E+18 electron volt
Foot pound → British thermal unit Table
The table below shows common values from Foot pound to British thermal unit and the reverse direction for quick reference.
| ftlb | Btu | Rounded |
|---|---|---|
| 1 ftlb | 0.0012850643565295 Btu | 0.0013 |
| 2 ftlb | 0.002570128713059 Btu | 0.0026 |
| 3 ftlb | 0.0038551930695885 Btu | 0.0039 |
| 4 ftlb | 0.0051402574261179 Btu | 0.0051 |
| 5 ftlb | 0.0064253217826474 Btu | 0.0064 |
| 10 ftlb | 0.012850643565295 Btu | 0.0129 |
| 12 ftlb | 0.015420772278354 Btu | 0.0154 |
| 15 ftlb | 0.019275965347942 Btu | 0.0193 |
| 20 ftlb | 0.02570128713059 Btu | 0.0257 |
| 25 ftlb | 0.032126608913237 Btu | 0.0321 |
| 30 ftlb | 0.038551930695885 Btu | 0.0386 |
| 40 ftlb | 0.051402574261179 Btu | 0.0514 |
| 50 ftlb | 0.064253217826474 Btu | 0.0643 |
| 75 ftlb | 0.096379826739711 Btu | 0.0964 |
| 100 ftlb | 0.12850643565295 Btu | 0.1285 |
| 200 ftlb | 0.2570128713059 Btu | 0.2570 |
| 250 ftlb | 0.32126608913237 Btu | 0.3213 |
| 500 ftlb | 0.64253217826474 Btu | 0.6425 |
| 750 ftlb | 0.96379826739711 Btu | 0.9638 |
| 1000 ftlb | 1.2850643565295 Btu | 1.2851 |
| 2500 ftlb | 3.2126608913237 Btu | 3.2127 |
| 5000 ftlb | 6.4253217826474 Btu | 6.4253 |
| 10000 ftlb | 12.850643565295 Btu | 12.8506 |
British thermal unit → Foot pound Table
| Btu | ftlb | Rounded |
|---|---|---|
| 1 Btu | 778.17114366214 ftlb | 778.1711 |
| 2 Btu | 1556.3422873243 ftlb | 1556.3423 |
| 3 Btu | 2334.5134309864 ftlb | 2334.5134 |
| 4 Btu | 3112.6845746486 ftlb | 3112.6846 |
| 5 Btu | 3890.8557183107 ftlb | 3890.8557 |
| 10 Btu | 7781.7114366214 ftlb | 7781.7114 |
| 12 Btu | 9338.0537239457 ftlb | 9338.0537 |
| 15 Btu | 11672.567154932 ftlb | 11672.5672 |
| 20 Btu | 15563.422873243 ftlb | 15563.4229 |
| 25 Btu | 19454.278591553 ftlb | 19454.2786 |
| 30 Btu | 23345.134309864 ftlb | 23345.1343 |
| 40 Btu | 31126.845746486 ftlb | 31126.8457 |
| 50 Btu | 38908.557183107 ftlb | 38908.5572 |
| 75 Btu | 58362.83577466 ftlb | 58362.8358 |
| 100 Btu | 77817.114366214 ftlb | 77817.1144 |
| 200 Btu | 155634.22873243 ftlb | 155634.2287 |
| 250 Btu | 194542.78591553 ftlb | 194542.7859 |
| 500 Btu | 389085.57183107 ftlb | 389085.5718 |
| 750 Btu | 583628.3577466 ftlb | 583628.3577 |
| 1000 Btu | 778171.14366214 ftlb | 778171.1437 |
| 2500 Btu | 1945427.8591553 ftlb | 1945427.8592 |
| 5000 Btu | 3890855.7183107 ftlb | 3890855.7183 |
| 10000 Btu | 7781711.4366214 ftlb | 7781711.4366 |
British thermal unit → Foot pound
The reverse value is 1 Btu = 778.17114366214 ftlb.