RPM to Hz Converter
Convert RPM to Hz instantly: 1 RPM = 0.0166667 Hz. Free converter with the formula, a reference table and FAQs — no sign-up.
| RPM | Hz |
|---|
How to convert RPM to Hz
Enter your value
Type the number of rpm you want to convert into the left box. The result in hz appears instantly in the right box. You can also type into the right box to convert in the other direction.
Use the swap button
Click the ⇄ Swap button to reverse the conversion — Hz to RPM. Your current value carries across so you don't have to re-enter anything.
About RPM and Hz
RPM and Hz are both frequency measurements.
Worked examples: RPM to Hz
Multiply the RPM value by 0.0166667 to get Hz. A few quick examples:
- 5 RPM × 0.0166667 = 0.0833335 Hz
- 25 RPM × 0.0166667 = 0.416667 Hz
- 250 RPM × 0.0166667 = 4.16667 Hz
Related conversions
Divide RPM by 60 for Hz. Car engine at 3,000 RPM = 50 Hz (the same frequency as UK mains electricity — coincidence). A washing machine spin cycle at 1,400 RPM = 23.3 Hz. Electric motors are often rated at their fundamental frequency: a 50 Hz motor synchronises at 3,000 RPM (2-pole) or 1,500 RPM (4-pole).
| RPM | Hz |
|---|---|
| 1 | 0.01667 |
| 10 | 0.1667 |
| 60 | 1 |
| 100 | 1.667 |
| 120 | 2 |
| 300 | 5 |
Frequently asked questions
How do I convert RPM to Hz?
To convert RPM to Hz, multiply by 0.0166667. Or use the calculator above for instant results.
How many Hz are in 1 RPM?
1 RPM equals 0.0166667 Hz.
Is the RPM to Hz converter free?
Yes, the RPM to Hz converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.