• Btu/s   ft-lb/s
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The British thermal unit per second (BTU/s) is a measure of power, specifically the rate at which energy is expended or transferred. Originating from the British thermal unit, which is defined as the amount of energy required to raise the temperature of one pound of water by one degree Fahrenheit, the BTU/s provides a glimpse into the historical roots of energy measurement before the metric system’s widespread adoption. In modern applications, BTU/s is often used in the heating, ventilation, and air conditioning (HVAC) industry to quantify the power of heating and cooling systems, offering a unique blend of historical measurement with contemporary utility.

Despite its historical origins, the BTU/s is incredibly relevant today. To put it into perspective, one BTU/s is approximately equivalent to 1,055 watts, a power level comparable to that of a small household appliance. This conversion shows how BTU/s bridges older and newer methods of measuring power, reminding us of the diverse systems our modern technology stands upon. Whether you’re cooling a building or generating heat for industrial processes, understanding BTU/s offers a window into how energy flow impacts various aspects of daily life and industry.

Did you know?

The foot-pound per second is an intriguing unit of power that encapsulates the essence of energy transfer in mechanical systems. A single foot-pound per second equates to the rate at which one pound-force transfers energy across a distance of one foot in a second. Lesser-known than its metric counterpart, the watt, foot-pound per second offers insight into the blend of force, distance, and time that’s crucial to understanding mechanical work.

Interestingly, the unit serves as a bridge between imperial and metric systems, with one foot-pound per second equivalent to approximately 1.3558 watts. This conversion showcases the interconnectedness of diverse measurement systems. The unit highlights the ingenuity of early inventors and engineers like James Watt, whose advancements in engine technology continue to influence how we conceptualize power and efficiency today.

> British thermal units per second to Foot-pounds per second Conversion Table

British thermal units per second Foot-pounds per second
0 Btu/s 0 ft-lb/s
10 Btu/s 7781.6937 ft-lb/s
20 Btu/s 15563.3874 ft-lb/s
30 Btu/s 23345.0811 ft-lb/s
40 Btu/s 31126.7748 ft-lb/s
50 Btu/s 38908.4685 ft-lb/s
60 Btu/s 46690.1622 ft-lb/s
70 Btu/s 54471.8559 ft-lb/s
80 Btu/s 62253.5496 ft-lb/s
90 Btu/s 70035.2433 ft-lb/s
100 Btu/s 77816.937 ft-lb/s
110 Btu/s 85598.6307 ft-lb/s
120 Btu/s 93380.3244 ft-lb/s
130 Btu/s 101162.0181 ft-lb/s
140 Btu/s 108943.7118 ft-lb/s
150 Btu/s 116725.4055 ft-lb/s
160 Btu/s 124507.0992 ft-lb/s
170 Btu/s 132288.7929 ft-lb/s
180 Btu/s 140070.4866 ft-lb/s
190 Btu/s 147852.1803 ft-lb/s
200 Btu/s 155633.874 ft-lb/s
210 Btu/s 163415.5677 ft-lb/s
220 Btu/s 171197.2614 ft-lb/s
230 Btu/s 178978.9551 ft-lb/s
240 Btu/s 186760.6488 ft-lb/s
250 Btu/s 194542.3425 ft-lb/s
260 Btu/s 202324.0362 ft-lb/s
270 Btu/s 210105.7299 ft-lb/s
280 Btu/s 217887.4236 ft-lb/s
290 Btu/s 225669.1173 ft-lb/s
300 Btu/s 233450.811 ft-lb/s
310 Btu/s 241232.5047 ft-lb/s
320 Btu/s 249014.1984 ft-lb/s
330 Btu/s 256795.8921 ft-lb/s
340 Btu/s 264577.5858 ft-lb/s
350 Btu/s 272359.2795 ft-lb/s
360 Btu/s 280140.9732 ft-lb/s
370 Btu/s 287922.6669 ft-lb/s
380 Btu/s 295704.3606 ft-lb/s
390 Btu/s 303486.0543 ft-lb/s
400 Btu/s 311267.748 ft-lb/s
410 Btu/s 319049.4417 ft-lb/s
420 Btu/s 326831.1354 ft-lb/s
430 Btu/s 334612.8291 ft-lb/s
440 Btu/s 342394.5228 ft-lb/s
450 Btu/s 350176.2165 ft-lb/s
460 Btu/s 357957.9102 ft-lb/s
470 Btu/s 365739.6039 ft-lb/s
480 Btu/s 373521.2976 ft-lb/s
490 Btu/s 381302.9913 ft-lb/s
500 Btu/s 389084.685 ft-lb/s
510 Btu/s 396866.3787 ft-lb/s
520 Btu/s 404648.0724 ft-lb/s
530 Btu/s 412429.7661 ft-lb/s
540 Btu/s 420211.4598 ft-lb/s
550 Btu/s 427993.1535 ft-lb/s
560 Btu/s 435774.8472 ft-lb/s
570 Btu/s 443556.5409 ft-lb/s
580 Btu/s 451338.2346 ft-lb/s
590 Btu/s 459119.9283 ft-lb/s
600 Btu/s 466901.622 ft-lb/s
610 Btu/s 474683.3157 ft-lb/s
620 Btu/s 482465.0094 ft-lb/s
630 Btu/s 490246.7031 ft-lb/s
640 Btu/s 498028.3968 ft-lb/s
650 Btu/s 505810.0905 ft-lb/s
660 Btu/s 513591.7842 ft-lb/s
670 Btu/s 521373.4779 ft-lb/s
680 Btu/s 529155.1716 ft-lb/s
690 Btu/s 536936.8653 ft-lb/s
700 Btu/s 544718.559 ft-lb/s
710 Btu/s 552500.2527 ft-lb/s
720 Btu/s 560281.9464 ft-lb/s
730 Btu/s 568063.6401 ft-lb/s
740 Btu/s 575845.3338 ft-lb/s
750 Btu/s 583627.0275 ft-lb/s
760 Btu/s 591408.7212 ft-lb/s
770 Btu/s 599190.4149 ft-lb/s
780 Btu/s 606972.1086 ft-lb/s
790 Btu/s 614753.8023 ft-lb/s
800 Btu/s 622535.496 ft-lb/s
810 Btu/s 630317.1897 ft-lb/s
820 Btu/s 638098.8834 ft-lb/s
830 Btu/s 645880.5771 ft-lb/s
840 Btu/s 653662.2708 ft-lb/s
850 Btu/s 661443.9645 ft-lb/s
860 Btu/s 669225.6582 ft-lb/s
870 Btu/s 677007.3519 ft-lb/s
880 Btu/s 684789.0456 ft-lb/s
890 Btu/s 692570.7393 ft-lb/s
900 Btu/s 700352.433 ft-lb/s
910 Btu/s 708134.1267 ft-lb/s
920 Btu/s 715915.8204 ft-lb/s
930 Btu/s 723697.5141 ft-lb/s
940 Btu/s 731479.2078 ft-lb/s
950 Btu/s 739260.9015 ft-lb/s
960 Btu/s 747042.5952 ft-lb/s
970 Btu/s 754824.2889 ft-lb/s
980 Btu/s 762605.9826 ft-lb/s
990 Btu/s 770387.6763 ft-lb/s
1000 Btu/s 778169.37 ft-lb/s