Inductance Calculators
These inductance calculator tools cover series and parallel inductance, air-core and toroid coils, straight-wire and gapped-core inductance, and solenoid force.
Gapped Core Inductance Calculator
This gapped core inductance calculator finds the inductance of a gapped ferrite core from the turns,…
Open calculator InductanceToroid Inductance Calculator
This toroid inductance calculator finds the inductance of a toroidal coil from the number of turns…
Open calculator InductanceAir Core Coil Inductance Calculator
This air core inductance calculator finds the inductance of a single-layer air-core coil from its diameter,…
Open calculator InductanceSeries Inductance Calculator
This series inductance calculator finds the total inductance of two or more inductors wired in series.…
Open calculator InductanceParallel Inductance Calculator
This parallel inductance calculator finds the equivalent inductance of inductors wired in parallel. Enter your values…
Open calculator InductanceSolenoid Force Calculator
This solenoid force calculator estimates the electromagnetic pull force of a solenoid from the number of…
Open calculatorStraight Wire Inductance Calculator
This wire inductance calculator estimates the low-frequency self-inductance of a straight round conductor from its length…
Open calculatorAbout Inductance Calculators
These inductance calculator tools cover series and parallel inductance, air-core and toroid coils, straight-wire and gapped-core inductance, and solenoid force. Pick a tool below for an instant result and the formula it uses.
Coil inductance depends on geometry and turns. These tools apply the right equation for each coil type and define every variable so your design math is reliable.
Calculators in this category
- Parallel Inductance Calculator
- Series Inductance Calculator
- Straight Wire Inductance Calculator
- Toroid Inductance Calculator
- Gapped Core Inductance Calculator
- Air Core Coil Inductance Calculator
- Solenoid Force Calculator
Frequently Asked Questions
What inductance values can I calculate?
Series and parallel inductance, air-core coil, toroid per turn, straight-wire and gapped-core inductance, and solenoid electromagnetic force. Each tool covers one case.
Are these tools free to use?
Yes. Every calculator on this page is free, needs no signup, and works in your browser on mobile and desktop.
Do the tools explain the formula?
Yes. Each page states the equation, defines the coil dimensions and turns, and includes a worked example.