Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Mechanical
Belt Tension Calculator
Find the tight-side tension required in a belt drive to transmit a given power at a known belt speed. Use it when designing V-belt or flat-belt systems to size belts, pulleys, and shafts correctly.
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 Tension Calculator | Belt Length Calculator | |
|---|---|---|
| Category | Mechanical | Mechanical |
| Inputs required | 4 | 3 |
| Result | Tight Side Tension (N) | Belt Length (mm) |
| What it does | Find the tight-side tension required in a belt drive to transmit a given power at a known belt speed. Use it when designing V-belt or flat-belt systems to size belts, pulleys, and shafts correctly. | 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. |