Foot-Pound to BTU Conversion Chart

This chart converts Foot-Pound (ft·lb) to BTU (BTU) using the factor 0.0012850644. One ft·lb equals 0.0012850644 BTU; one BTU equals 778.17114 ft·lb.

BTU = ft·lb × 0.00128506
ft·lbBTU
1000.128506
2000.257013
3000.385519
4000.514026
5000.642532
6000.771039
7000.899545
8001.028051
9001.156558
1,0001.285064
1,1001.413571
1,2001.542077
1,3001.670584
1,4001.79909
1,5001.927597
1,6002.056103
1,7002.184609
1,8002.313116
1,9002.441622
2,0002.570129
2,1002.698635
2,2002.827142
2,3002.955648
2,4003.084154
2,5003.212661
2,6003.341167
2,7003.469674
2,8003.59818
2,9003.726687
3,0003.855193
3,1003.9837
3,2004.112206
3,3004.240712
3,4004.369219
3,5004.497725
3,6004.626232
3,7004.754738
3,8004.883245
3,9005.011751
4,0005.140257
4,1005.268764
4,2005.39727
4,3005.525777
4,4005.654283
4,5005.78279
4,6005.911296
4,7006.039802
4,8006.168309
4,9006.296815
5,0006.425322
ft·lbBTU
5,1006.553828
5,2006.682335
5,3006.810841
5,4006.939348
5,5007.067854
5,6007.19636
5,7007.324867
5,8007.453373
5,9007.58188
6,0007.710386
6,1007.838893
6,2007.967399
6,3008.095905
6,4008.224412
6,5008.352918
6,6008.481425
6,7008.609931
6,8008.738438
6,9008.866944
7,0008.99545
7,1009.123957
7,2009.252463
7,3009.38097
7,4009.509476
7,5009.637983
7,6009.766489
7,7009.894996
7,80010.023502
7,90010.152008
8,00010.280515
8,10010.409021
8,20010.537528
8,30010.666034
8,40010.794541
8,50010.923047
8,60011.051553
8,70011.18006
8,80011.308566
8,90011.437073
9,00011.565579
9,10011.694086
9,20011.822592
9,30011.951099
9,40012.079605
9,50012.208111
9,60012.336618
9,70012.465124
9,80012.593631
9,90012.722137
10,00012.850644

How to use this chart

Find the ft·lb value in the left column and read its BTU equivalent on the right. Every row uses the same conversion factor, so the printable table is suitable for quick reference without recalculating each value.

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