Convert RPM to Hz
Enter the number of rpm that you want to convert to hertz.
How to Convert RPM to Hertz
The revolutions per minute and hertz are both units of frequency. 1 hertz equals 59.999999999 rpm. This means to convert rpm to hertz, you divide by 59.999999999.
Formula
Step-by-Step Example
Convert 5 RPM to hertz:
We need to convert rpm to hertz
Since 1 Hz = 59.999999999 RPM, divide by 59.999999999
5 ÷ 59.999999999 = 0.0833333333
5 RPM = 0.0833333333 Hz
Revolutions per Minute to Hertz Conversion Table
Quick reference table for common revolutions per minute to hertz conversions. Click any value for detailed calculation.
| RPM (RPM) | Hertz (Hz) |
|---|---|
| 1 RPM | 0.0166666667 Hz |
| 2 RPM | 0.0333333333 Hz |
| 5 RPM | 0.0833333333 Hz |
| 10 RPM | 0.1666666667 Hz |
| 15 RPM | 0.25 Hz |
| 20 RPM | 0.3333333333 Hz |
| 25 RPM | 0.4166666667 Hz |
| 50 RPM | 0.8333333334 Hz |
| 100 RPM | 1.6666666667 Hz |
About These Units
Revolutions per Minute (RPM)
Revolutions per minute (RPM) measures rotational speed. Car engines idle at 600-1000 RPM, redline at 5000-9000 RPM. Hard drives spin at 5400-15000 RPM. Washing machines spin at 400-1800 RPM. One RPM equals 1/60 Hz.
Hertz (Hz)
The hertz (Hz) is the SI unit of frequency equal to one cycle per second. Hertz measures sound pitch (human hearing: 20-20,000 Hz), AC power (50/60 Hz), and oscillations. Middle C on a piano is 261.63 Hz. Named after physicist Heinrich Hertz.
Frequently Asked Questions
How do I convert rpm to hertz?
To convert rpm to hertz, divide the value by 59.999999999. For example, 10 RPM = 0.1666666667 Hz.
How many hertz are in 1 revolutions per minute?
1 revolutions per minute equals 0.0166666667 hertz.
What is the formula for rpm to hertz?
The formula is: Hz = RPM ÷ 59.999999999.