Hertz to Revolutions Per Minute
1 hertz = 60 revolutions per minute. To convert hertz (Hz) to revolutions per minute (rpm), multiply by 60.
Converter
How to convert hertz to revolutions per minute
rpm = Hz × 60 Example: convert 8 hertz to revolutions per minute.
8 Hz × 60 = 480 rpm
The same relationship in reverse: 1 revolution per minute = 0.01666666667 hertz, so you can also divide by 0.01666666667. Need the other direction? Use the revolutions per minute to hertz converter.
You will typically need this conversion for motors, fans and vibration analysis.
Hertz to Revolutions Per Minute conversion chart
| Hertz (Hz) | Revolutions Per Minute (rpm) |
|---|---|
| 1 Hz | 60 rpm |
| 2 Hz | 120 rpm |
| 3 Hz | 180 rpm |
| 4 Hz | 240 rpm |
| 5 Hz | 300 rpm |
| 6 Hz | 360 rpm |
| 7 Hz | 420 rpm |
| 8 Hz | 480 rpm |
| 9 Hz | 540 rpm |
| 10 Hz | 600 rpm |
| 15 Hz | 900 rpm |
| 20 Hz | 1,200 rpm |
| 25 Hz | 1,500 rpm |
| 30 Hz | 1,800 rpm |
| 40 Hz | 2,400 rpm |
| 50 Hz | 3,000 rpm |
| 75 Hz | 4,500 rpm |
| 100 Hz | 6,000 rpm |
| 250 Hz | 15,000 rpm |
| 500 Hz | 30,000 rpm |
| 1,000 Hz | 60,000 rpm |
Values rounded to 8 significant figures. The converter above shows up to 12.
About the units
Hertz (Hz)
One cycle per second. Mains electricity runs at 50 Hz (UAE, Europe) or 60 Hz (US).
Revolution Per Minute (rpm)
One full rotation per minute, 1/60 Hz. Used for engines, fans, drives and turntables.
Frequently asked questions
How many revolutions per minute are in a hertz?
1 hertz = 60 revolutions per minute. Going the other way, 1 revolution per minute = 0.01666666667 hertz.
How do I convert hertz to revolutions per minute?
To convert hertz to revolutions per minute, multiply by 60. The formula is rpm = Hz × 60.
What is 8 Hz in rpm?
8 hertz is 480 revolutions per minute (8 Hz × 60 = 480 rpm).