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Both calculators run independently — change the inputs on either side to compare results.
Engineering
Pump Power Calculator
Calculate the shaft power a pump must deliver to move fluid against a given head at a specified flow rate and efficiency. Ideal for selecting pumps in water supply, HVAC, and process piping systems.
Fill in the required fields to see your result.
Engineering
Pump Head Calculator
Determine the total dynamic head and shaft power needed to move fluid through a piping system. Use this when sizing pumps for water supply, irrigation, HVAC, or industrial fluid transfer.
Fill in the required fields to see your result.
Key differences
| Pump Power Calculator | Pump Head Calculator | |
|---|---|---|
| Category | Engineering | Engineering |
| Inputs required | 5 | 5 |
| Result | Required Power (W) | Required Pump Power (kW) |
| What it does | Calculate the shaft power a pump must deliver to move fluid against a given head at a specified flow rate and efficiency. Ideal for selecting pumps in water supply, HVAC, and process piping systems. | Determine the total dynamic head and shaft power needed to move fluid through a piping system. Use this when sizing pumps for water supply, irrigation, HVAC, or industrial fluid transfer. |