Power rate using BTU per hour.
BTU per hour to Hectowatts Converter — BTU/h to hW
Convert BTU per hour (BTU/h) to Hectowatt (hW) using the exact conversion factor (1 btu per hour = 0.0029307107 hectowatt). See the formula, worked examples, and conversion table.
BTU per hour to Hectowatts converter
Converter
Engineering Converter
Convert common stress, force, torque, power, and energy units used in engineering.
Context values
Some unit families need one extra value for a physically accurate result.
Hectowatt is 100 watt units.
Result = input x 0.2930710702 / 100.
Power units are compatible.
Reserved above the conversion cards and below the converter.
About Converting BTU per hour to Hectowatts
BTU per hour and Hectowatt both measure a quantity used in structural or mechanical engineering — commonly stress, pressure, force, torque, power, or energy — where converting between the unit conventions used in different regions, industries, or equipment specifications is a routine part of design work. Specifically: Power rate using BTU per hour, and hectowatt is 100 watt units.
Formula
hectowatts = btu per hour × 0.00293071070172
This factor comes from each unit's defined relationship to the category's base unit: 1 btu per hour equals 0.293071070172 base units, and 1 hectowatt equals 100 base units, so dividing one by the other gives the direct btu per hour-to-hectowatt factor of 0.00293071070172.
Simple example
1 BTU/h × 0.002930710702 = 0.0029307107 hW
1 btu per hour = 0.0029307107 hectowatts.
Real-world example
100 BTU/h × 0.002930710702 = 0.2930710702 hW
100 btu per hour = 0.2930710702 hectowatts.
Conversion table
| BTU per hour (BTU/h) | Hectowatt (hW) |
|---|---|
| 1 BTU/h | 0.0029307107 hW |
| 10 BTU/h | 0.029307107 hW |
| 50 BTU/h | 0.1465355351 hW |
| 100 BTU/h | 0.2930710702 hW |
| 500 BTU/h | 1.465355351 hW |
| 1,000 BTU/h | 2.930710702 hW |
Reverse conversion: Hectowatt to BTU per hour
0.0029307107 hW × 341.2141633 = 0.9999999994 BTU/h
0.0029307107 hectowatts = 0.9999999994 btu per hour.
btu per hour = hectowatts × 341.214163313
For a page dedicated to this direction, see Hectowatt to BTU per hour.
Understanding the BTU per hour (BTU/h)
Power rate using BTU per hour.
Understanding the Hectowatt (hW)
Hectowatt is 100 watt units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectowatts are in 1 btu per hour?
1 btu per hour equals 0.0029307107 hectowatts, using the exact defined conversion factor rather than an estimate.
How do I convert btu per hour to hectowatt?
Multiply the btu per hour value by 0.002930710702. The converter above does this instantly to whatever precision you set.
How do I convert hectowatt back to btu per hour?
Use the reverse factor: 1 hectowatt equals 341.2141633 btu per hour. You can also use the swap control in the converter above to flip the direction instantly.
What is a btu per hour?
BTU per hour (BTU/h) is a unit of engineering.
What is a hectowatt?
Hectowatt (hW) is a unit of engineering.
Is the btu per hour to hectowatt conversion exact?
Yes. Both btu per hour and hectowatt are defined by fixed standards rather than physical artifacts, so the factor of 0.002930710702 used above is exact to as many digits as you choose to display.
Why do engineering unit conventions vary so much by region and industry?
Pressure, force, and stress can be expressed in metric (pascal, newton), US customary (psi, pound-force), or older and industry-specific units (atmosphere, torr, kip) depending on the country, industry, and even the equipment manufacturer, which is why engineers routinely need to convert between them when working across specs from different sources.