Reactance Calculator

Calculate inductive and capacitive reactance for AC circuits.

V
Inductive Circuit
V
Capacitive Circuit

Reactance Reference

Formulas
  • XL = 2πfL
  • XC = 1/(2πfC)
  • I = V/X
Phase Relationships
  • Inductor: Current lags voltage by 90°
  • Capacitor: Current leads voltage by 90°
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