Maker & Reference
Capacitor Code Calculator
Code "104" on a small ceramic cap = 100,000 pF = 100 nF = 0.1 µF. Decode any 3-digit code instantly.
Picofarads (pF)
—
- Nanofarads (nF)
- —
- Microfarads (µF)
- —
- Spoken name
- —
FAQ
What does 104 mean? +
First two digits = significant figures (10). Third digit = number of zeros (4). So 100,000 pF = 100 nF = 0.1 µF.
Letter codes? +
A letter after the digits indicates tolerance: J = ±5%, K = ±10%, M = ±20%. So "104K" = 0.1 µF ±10%.