Convert BTU per hour to watt
1 BTU/h = 0.2930710702 W
1 BTU/h = 0.29307 W
1 BTU/h in every power unit
| nanowatt | 293,070,000 nW |
| erg per second | 2,930,700 erg/s |
| microwatt | 293,070 μW |
| milliwatt | 293.07 mW |
| foot pound-force per minute | 12.969 ft·lbf/min |
| BTU per hour | 1 BTU/h |
| watt | 0.29307 W |
| kilocalorie per hour | 0.252 kcal/h |
| foot pound-force per second | 0.21616 ft·lbf/s |
| thousand BTU per hour | 0.001 MBH |
| metric horsepower | 0.00039847 PS |
| horsepower (mechanical) | 0.00039301 hp |
| electrical horsepower | 0.00039286 hp (elec) |
| kilowatt | 0.00029307 kW |
| ton of refrigeration | 0.000083333 ton |
| boiler horsepower | 0.000029876 bhp |
| million BTU per hour | 0.000001 MMBTU/h |
| megawatt | 2.9307e-07 MW |
| gigawatt | 2.9307e-10 GW |
| terawatt | 2.9307e-13 TW |
| solar luminosity | 7.6560e-28 Lsun |
How the conversion works
Multiply by 0.2930710702 to go from BTU per hour to watt, or divide by it to go back. Every conversion on this site routes through the SI value (W) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? watt to BTU per hour — 1 W = 3.412141633 BTU/h.
BTU per hour to watt — common values
| 1 BTU/h | 0.29307107 W |
| 2 BTU/h | 0.58614214 W |
| 3 BTU/h | 0.87921321 W |
| 5 BTU/h | 1.4653554 W |
| 10 BTU/h | 2.9307107 W |
| 15 BTU/h | 4.3960661 W |
| 20 BTU/h | 5.8614214 W |
| 25 BTU/h | 7.3267768 W |
| 50 BTU/h | 14.653554 W |
| 75 BTU/h | 21.98033 W |
| 100 BTU/h | 29.307107 W |
| 250 BTU/h | 73.267768 W |
| 500 BTU/h | 146.53554 W |
| 1000 BTU/h | 293.07107 W |