4 Band Resistor Colour Code Calculator


This tool is used to decode information for colour banded axial lead resistors. Select the number of bands, then their colours to determine the value and tolerance of the resistors or view all resistors Digi-Key has to offer. Learn more about resistors and resistor colour codes.

Number of Bands:

Select the colour of each band on the resistor:

1st Band:
2nd Band:
Resistor Value: