1 Btu = 778.17114366214 ftlb
1 British thermal unit (Btu) = 778.17114366214 Foot pound (ftlb).
If you want to reverse convert, use Foot pound → British thermal unit. 1 ftlb = 0.0012850643565295 Btu. You can also explore the full Energy converter page for more cross conversions.
Conversion formula
British thermal unit to Foot pound formula: value in ftlb = value in Btu × 778.17114366214.
Foot pound to British thermal unit formula: value in Btu = value in ftlb × 0.0012850643565295.
How to convert British thermal unit to Foot pound
To convert British thermal unit to Foot pound, multiply the value in Btu by 778.17114366214. This gives the result in ftlb.
For example, 1 Btu = 778.17114366214 ftlb and 10 Btu = 7781.7114366214 ftlb.
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.
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.
FAQ
How many foot pound are in 1 british thermal unit?
There are 778.17114366214 ftlb in 1 Btu.
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 british thermal unit to foot pound?
Multiply the value in Btu by 778.17114366214 to get the value in ftlb.
British thermal unit → other Energy units
- 1 british thermal unit → joule = 1055.06 joule
- 1 british thermal unit → kilojoule = 1.05506 kilojoule
- 1 british thermal unit → megajoule = 0.00105506 megajoule
- 1 british thermal unit → calorie = 252.16539196941 calorie
- 1 british thermal unit → kilocalorie = 0.25216539196941 kilocalorie
- 1 british thermal unit → watt hour = 0.29307222222222 watt hour
- 1 british thermal unit → kilowatt hour = 0.00029307222222222 kilowatt hour
- 1 british thermal unit = 2.9307222222222E-7 megawatt hour
- 1 british thermal unit → foot pound = 778.17114366214 foot pound
- 1 british thermal unit = 6.5851665641006E+15 mega electron volt
- 1 british thermal unit = 6.5851665641006E+21 electron volt
British thermal unit → Foot pound Table
The table below shows common values from British thermal unit to Foot pound and the reverse direction for quick reference.
| 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 |
Foot pound → British thermal unit Table
| 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 |
Foot pound → British thermal unit
The reverse value is 1 ftlb = 0.0012850643565295 Btu.