Inductor Color Code Calculator - Free, Instant, In Your Browser
Select the 4 band colors to calculate the inductance value in microhenries.
How to use Inductor Color Code Calculator
- 1Enter the required date(s) and details above.
- 2Click Calculate - Inductor Color Code Calculator runs instantly, right in your browser.
- 3Read your result below.
Your file is processed in your browser and is never uploaded.
Frequently Asked Questions
What's the formula?
Uses the same color-digit scheme as resistors, but the result is inductance in microhenries (µH) - e.g. Red-Violet-Gold-Gold = 27 x 0.1 = 2.7 µH ±5%.
Is my data sent to a server?
No - everything runs entirely in your browser with JavaScript. Nothing is uploaded.