Capacitance Converter

Millifarads to Microfarads Converter

Convert any millifarad value to microfarads in real time. 1 mF = 1,000 μF. This dedicated capacitance converter is designed for circuit design, power electronics, and energy storage applications.

mF
×1,000
μF
1 mF = 1,000 μF

How the Millifarad to Microfarad Converter Works

The millifarad to microfarad converter multiplies any millifarad (mF) input by 1,000 to produce the microfarad (μF) output. A millifarad is 10⁻³ farads and a microfarad is 10⁻⁶ farads. The factor between them is always 1,000.

Most practical capacitors are measured in microfarads (μF), nanofarads (nF), or picofarads (pF). Millifarad-range capacitors appear in supercapacitor modules, large electrolytic banks, and power-factor correction circuits. Converting between mF and μF helps bridge datasheets that use different scales.

Enter a millifarad value and the microfarad equivalent appears instantly. The converter is bidirectional.

Millifarad to Microfarad Formula

μF = mF × 1,000

The formula is: μF = mF × 1,000. The SI prefix ratio is 10⁻³ ÷ 10⁻⁶ = 10³ = 1,000.

Example: A 1 mF supercapacitor = 1,000 μF. A 0.1 mF electrolytic cap = 100 μF. A 4.7 mF energy storage module = 4,700 μF.

Millifarad to Microfarad Conversion Chart

Millifarads Microfarads Example Real-World Use

The mF to μF chart below covers 12 common capacitance values used in electronics, power systems, and energy harvesting.

Frequently Asked Questions

How many microfarads are in 1 millifarad?

Exactly 1,000 microfarads (μF) are in 1 millifarad (mF). The SI prefix relationship between milli and micro is always 10³ = 1,000.

Why are most capacitors rated in μF instead of mF?

Most practical capacitors fall in the 0.1 μF to 10,000 μF range, making microfarads the most convenient unit. Only large electrolytics and supercapacitors reach millifarad values.

What is the difference between mF and MF?

mF (lowercase m) means millifarad (10⁻³ F). MF (uppercase M) is sometimes incorrectly used for microfarad on old components — the correct symbol for microfarad is μF. Be careful not to confuse them.

How do I convert microfarads to millifarads?

Divide by 1,000. For example, 4,700 μF ÷ 1,000 = 4.7 mF. This converter supports both directions.

Are supercapacitors measured in millifarads?

Small supercapacitors may be rated in millifarads, but larger ones are measured in full farads (e.g., 1 F, 10 F, or even 3,000 F). A 1 F supercapacitor equals 1,000 mF or 1,000,000 μF.