🔋 Capacitor Calculator
Decode capacitor values from 3-digit codes or color bands. Calculate capacitive reactance at any frequency.
Common Codes
How to Read Capacitor Codes
3-Digit Code (e.g. 104)
First 2 digits = significant figures, 3rd digit = number of zeros (in pF). 104 = 10 × 10⁴ pF = 100,000 pF = 100nF = 0.1µF
Direct Value (e.g. 47)
Values under 3 digits are in pF directly. 47 = 47pF