AC Circuit Calculators
Calculate impedance, reactance, and power across resistive, capacitive, and inductive AC circuits.
Reactance
Impedance
Power
Phase Angle
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Show Formulas
Inductive Reactance (XL)
XL = 2 × π × f × L
Inductive Reactance (XL):
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Capacitive Reactance (XC)
XC = 1 / (2 × π × f × C)
Capacitive Reactance (XC):
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RLC Series Impedance Calculator
Z = √[ R² + (XL – XC)² ]
Inductive Reactance (XL):
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Capacitive Reactance (XC):
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Net Reactance (X = XL – XC):
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Total Impedance (Z):
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Phase Angle (φ):
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Complex Impedance:
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Impedance Vector Diagram
AC Power Calculator
P = V × I × cos(φ)
Q = V × I × sin(φ)
S = V × I
Real/Active Power (P):
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Reactive Power (Q):
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Apparent Power (S):
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Power Triangle
Phase Angle Calculator
φ = arctan(X / R)
Phase Angle (φ):
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Phase Angle in Radians:
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Circuit Type:
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