Hectopascal is 100 pascal units.
Hectopascals to Centipascals Converter — hPa to cPa
Convert Hectopascal (hPa) to Centipascal (cPa) using the exact conversion factor (1 hectopascal = 10,000 centipascal). See the formula, worked examples, and conversion table.
Hectopascals to Centipascals 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.
Centipascal is 0.01 pascal units.
Result = input x 100 / 0.01.
Stress Pressure units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Hectopascals to Centipascals
Hectopascal and Centipascal 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: Hectopascal is 100 pascal units, and centipascal is 0.01 pascal units.
Formula
centipascals = hectopascals × 10000
This factor comes from each unit's defined relationship to the category's base unit: 1 hectopascal equals 100 base units, and 1 centipascal equals 0.01 base units, so dividing one by the other gives the direct hectopascal-to-centipascal factor of 10000.
Simple example
1 hPa × 10000 = 10,000 cPa
1 hectopascal = 10,000 centipascals.
Real-world example
100 hPa × 10000 = 1,000,000 cPa
100 hectopascals = 1,000,000 centipascals.
Conversion table
| Hectopascal (hPa) | Centipascal (cPa) |
|---|---|
| 1 hPa | 10,000 cPa |
| 10 hPa | 100,000 cPa |
| 50 hPa | 500,000 cPa |
| 100 hPa | 1,000,000 cPa |
| 500 hPa | 5,000,000 cPa |
| 1,000 hPa | 10,000,000 cPa |
Reverse conversion: Centipascal to Hectopascal
1 cPa × 0.0001 = 0.0001 hPa
1 centipascal = 0.0001 hectopascals.
hectopascals = centipascals × 0.0001
For a page dedicated to this direction, see Centipascal to Hectopascal.
Understanding the Hectopascal (hPa)
Hectopascal is 100 pascal units.
Understanding the Centipascal (cPa)
Centipascal is 0.01 pascal units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many centipascals are in 1 hectopascal?
1 hectopascal equals 10,000 centipascals, using the exact defined conversion factor rather than an estimate.
How do I convert hectopascal to centipascal?
Multiply the hectopascal value by 10000. The converter above does this instantly to whatever precision you set.
How do I convert centipascal back to hectopascal?
Use the reverse factor: 1 centipascal equals 0.0001 hectopascals. You can also use the swap control in the converter above to flip the direction instantly.
What is a hectopascal?
Hectopascal (hPa) is a unit of engineering.
What is a centipascal?
Centipascal (cPa) is a unit of engineering.
Is the hectopascal to centipascal conversion exact?
Yes. Both hectopascal and centipascal are defined by fixed standards rather than physical artifacts, so the factor of 10000 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.