1 Hz = 0.001 kHz
1 Hertz (Hz) = 0.001 Kilohertz (kHz).
If you want to reverse convert, use Kilohertz → Hertz. 1 kHz = 1000 Hz. You can also explore the full Frequency converter page for more cross conversions.
Conversion formula
Hertz to Kilohertz formula: value in kHz = value in Hz × 0.001.
Kilohertz to Hertz formula: value in Hz = value in kHz × 1000.
How to convert Hertz to Kilohertz
To convert Hertz to Kilohertz, multiply the value in Hz by 0.001. This gives the result in kHz.
For example, 1 Hz = 0.001 kHz and 10 Hz = 0.01 kHz.
What is Hertz?
Hertz (Hz): Counts cycles each second, such as a vibration or alternating signal. 1 Hz = 1 s⁻¹; 1 Hz = 60 rpm.
What is Kilohertz?
Kilohertz (kHz): Common for audio frequencies and signals repeating thousands of times a second. 1 kHz = 1 000 Hz.
FAQ
How many kilohertz are in 1 hertz?
There are 0.001 kHz in 1 Hz.
Why can conversion results differ slightly?
Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.
How do I convert hertz to kilohertz?
Multiply the value in Hz by 0.001 to get the value in kHz.
Hertz → other Frequency units
- 1 hertz → rpm = 60 rpm
- 1 hertz → rad/s = 6.2831853071796 rad/s
- 1 hertz → kilohertz = 0.001 kilohertz
- 1 hertz = 1.0E-6 megahertz
- 1 hertz = 1.0E-9 gigahertz
Hertz → Kilohertz Table
The table below shows common values from Hertz to Kilohertz and the reverse direction for quick reference.
| Hz | kHz | Rounded |
|---|---|---|
| 1 Hz | 0.001 kHz | 0.0010 |
| 2 Hz | 0.002 kHz | 0.0020 |
| 3 Hz | 0.003 kHz | 0.0030 |
| 4 Hz | 0.004 kHz | 0.0040 |
| 5 Hz | 0.005 kHz | 0.0050 |
| 10 Hz | 0.01 kHz | 0.0100 |
| 12 Hz | 0.012 kHz | 0.0120 |
| 15 Hz | 0.015 kHz | 0.0150 |
| 20 Hz | 0.02 kHz | 0.0200 |
| 25 Hz | 0.025 kHz | 0.0250 |
| 30 Hz | 0.03 kHz | 0.0300 |
| 40 Hz | 0.04 kHz | 0.0400 |
| 50 Hz | 0.05 kHz | 0.0500 |
| 75 Hz | 0.075 kHz | 0.0750 |
| 100 Hz | 0.1 kHz | 0.1000 |
| 200 Hz | 0.2 kHz | 0.2000 |
| 250 Hz | 0.25 kHz | 0.2500 |
| 500 Hz | 0.5 kHz | 0.5000 |
| 750 Hz | 0.75 kHz | 0.7500 |
| 1000 Hz | 1 kHz | 1.0000 |
| 2500 Hz | 2.5 kHz | 2.5000 |
| 5000 Hz | 5 kHz | 5.0000 |
| 10000 Hz | 10 kHz | 10.0000 |
Kilohertz → Hertz Table
| kHz | Hz | Rounded |
|---|---|---|
| 1 kHz | 1000 Hz | 1000.0000 |
| 2 kHz | 2000 Hz | 2000.0000 |
| 3 kHz | 3000 Hz | 3000.0000 |
| 4 kHz | 4000 Hz | 4000.0000 |
| 5 kHz | 5000 Hz | 5000.0000 |
| 10 kHz | 10000 Hz | 10000.0000 |
| 12 kHz | 12000 Hz | 12000.0000 |
| 15 kHz | 15000 Hz | 15000.0000 |
| 20 kHz | 20000 Hz | 20000.0000 |
| 25 kHz | 25000 Hz | 25000.0000 |
| 30 kHz | 30000 Hz | 30000.0000 |
| 40 kHz | 40000 Hz | 40000.0000 |
| 50 kHz | 50000 Hz | 50000.0000 |
| 75 kHz | 75000 Hz | 75000.0000 |
| 100 kHz | 100000 Hz | 100000.0000 |
| 200 kHz | 200000 Hz | 200000.0000 |
| 250 kHz | 250000 Hz | 250000.0000 |
| 500 kHz | 500000 Hz | 500000.0000 |
| 750 kHz | 750000 Hz | 750000.0000 |
| 1000 kHz | 1000000 Hz | 1000000.0000 |
| 2500 kHz | 2500000 Hz | 2500000.0000 |
| 5000 kHz | 5000000 Hz | 5000000.0000 |
| 10000 kHz | 10000000 Hz | 10000000.0000 |
Kilohertz → Hertz
The reverse value is 1 kHz = 1000 Hz.