Electricity

Professional electrical calculators for engineers, electricians and students. Our tools cover Ohm's law, power calculations, cable cross-section sizing, voltage drop, resistance, capacitance, inductance and more. All calculators comply with DIN VDE standards and provide instant, accurate results. Perfect for planning electrical installations, verifying designs or solving technical problems in the field.

10 Converters
708 Conversions
Popular: Spannungsabfall / Kabellänge

Available Converters

Choose from 10 precise converters in the category "Electricity"

Voltage drop / cable length

Calculate voltage drop in electrical cables. Essential for safe electrical insta...

3.319x used
Recommended

Cable dimensioning

Calculates minimum cross-section and maximum cable length taking into account th...

2.395x used

Cable Cross-Section Calculator

Calculate the required cable cross-section according to DIN VDE 0298-4 and DIN V...

2.142x used
Recommended

Calculate maximum cable length

Calculate the maximum cable length for a given voltage drop. For safe electrical...

1.512x used

Capacitor calculator

Calculate charge and energy of a capacitor for a given capacitance and voltage.

1.510x used

Electrical power

Berechnet Wirk-, Schein- and Blindleistung for einphasige and dreiphasige Netze ...

1.400x used

VDE Voltage Drop Calculator

Calculate voltage drop in electrical cables per DIN VDE 0100-520. Check whether ...

1.196x used
Recommended

Resistance calculator

Calculates total resistance for series and parallel connection of up to 3 resist...

1.148x used

Inductance calculator

Calculates the magnetic energy and reactance of a coil for a given inductance, c...

1.127x used

Ohm's law

Ohm's law calculator: Calculate voltage, current, resistance and power. The basi...

1.095x used
Recommended

Electrical Engineering - Professional Calculations

Electrical Calculators for Professionals

Ohm's Law, voltage drop, cable sizing! A 230V socket delivers up to 16A = 3,680 Watts. Too thin cables lead to voltage drop and fire hazard. Calculate cable cross-sections per VDE standards, electrical power, resistance. For safe electrical installations!