Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Engineering
Electrical Wire Sizing Calculator
Determines the minimum wire cross-sectional area needed to keep voltage drop within safe limits for a given load current and run length. Use it when wiring outlets, motors, or solar systems to avoid overheating and energy loss.
Fill in the required fields to see your result.
Engineering
Pump Power & Efficiency Calculator
Find the shaft power (kW) needed to drive a pump given flow rate, head, fluid density, and combined pump-motor efficiency. Use it when selecting motors or verifying energy consumption for water supply, HVAC, or process systems.
Fill in the required fields to see your result.
Key differences
| Electrical Wire Sizing Calculator | Pump Power & Efficiency Calculator | |
|---|---|---|
| Category | Engineering | Engineering |
| Inputs required | 5 | 5 |
| Result | Minimum Wire Area Required (kcmil) | Motor Power Required (kW) |
| What it does | Determines the minimum wire cross-sectional area needed to keep voltage drop within safe limits for a given load current and run length. Use it when wiring outlets, motors, or solar systems to avoid overheating and energy loss. | Find the shaft power (kW) needed to drive a pump given flow rate, head, fluid density, and combined pump-motor efficiency. Use it when selecting motors or verifying energy consumption for water supply, HVAC, or process systems. |