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Reactance Calculator

Calculate capacitive or inductive reactance for AC circuits. Enter frequency and component values to get results in ohms.

What this tool does

Reactance Calculator helps you calculate capacitive or inductive reactance for AC circuits. Enter frequency and component values to get results in ohms.

What you get

Reactance Calculator produces a direct output in this page and keeps all processing on your device, with nothing uploaded to our servers.

Free to use, no watermarks, runs in your browser—nothing uploads to our servers

Frequency (Hz)

Component type

Component value

Report a bug

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.