Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Mechanical
Belt Drive Calculator
Calculate the driven pulley speed for a belt drive system by entering pulley diameters and the drive shaft RPM. Use it when sizing pulleys for motors, conveyor systems, or power tools.
Fill in the required fields to see your result.
Mechanical
Belt Length Calculator
Calculate the required belt length for a two-pulley drive system using pulley diameters and center distance. Use it for conveyor design, HVAC drive belts, and any power transmission layout.
Fill in the required fields to see your result.
Key differences
| Belt Drive Calculator | Belt Length Calculator | |
|---|---|---|
| Category | Mechanical | Mechanical |
| Inputs required | 3 | 3 |
| Result | Driven Speed (RPM) | Belt Length (mm) |
| What it does | Calculate the driven pulley speed for a belt drive system by entering pulley diameters and the drive shaft RPM. Use it when sizing pulleys for motors, conveyor systems, or power tools. | Calculate the required belt length for a two-pulley drive system using pulley diameters and center distance. Use it for conveyor design, HVAC drive belts, and any power transmission layout. |