Hectowatt is 100 watt units.
Hectowatts to Decawatts Converter — hW to daW
Convert Hectowatt (hW) to Decawatt (daW) using the exact conversion factor (1 hectowatt = 10 decawatt). See the formula, worked examples, and conversion table.
Hectowatts to Decawatts 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.
Decawatt is 10 watt units.
Result = input x 100 / 10.
Power units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Hectowatts to Decawatts
Hectowatt and Decawatt 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: Hectowatt is 100 watt units, and decawatt is 10 watt units.
Formula
decawatts = hectowatts × 10
This factor comes from each unit's defined relationship to the category's base unit: 1 hectowatt equals 100 base units, and 1 decawatt equals 10 base units, so dividing one by the other gives the direct hectowatt-to-decawatt factor of 10.
Simple example
1 hW × 10 = 10 daW
1 hectowatt = 10 decawatts.
Real-world example
100 hW × 10 = 1,000 daW
100 hectowatts = 1,000 decawatts.
Conversion table
| Hectowatt (hW) | Decawatt (daW) |
|---|---|
| 1 hW | 10 daW |
| 10 hW | 100 daW |
| 50 hW | 500 daW |
| 100 hW | 1,000 daW |
| 500 hW | 5,000 daW |
| 1,000 hW | 10,000 daW |
Reverse conversion: Decawatt to Hectowatt
10 daW × 0.1 = 1 hW
10 decawatts = 1 hectowatt.
hectowatts = decawatts × 0.1
For a page dedicated to this direction, see Decawatt to Hectowatt.
Understanding the Hectowatt (hW)
Hectowatt is 100 watt units.
Understanding the Decawatt (daW)
Decawatt is 10 watt units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many decawatts are in 1 hectowatt?
1 hectowatt equals 10 decawatts, using the exact defined conversion factor rather than an estimate.
How do I convert hectowatt to decawatt?
Multiply the hectowatt value by 10. The converter above does this instantly to whatever precision you set.
How do I convert decawatt back to hectowatt?
Use the reverse factor: 1 decawatt equals 0.1 hectowatts. You can also use the swap control in the converter above to flip the direction instantly.
What is a hectowatt?
Hectowatt (hW) is a unit of engineering.
What is a decawatt?
Decawatt (daW) is a unit of engineering.
Is the hectowatt to decawatt conversion exact?
Yes. Both hectowatt and decawatt are defined by fixed standards rather than physical artifacts, so the factor of 10 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.