Ohm's law calculator

Complete electrical calculation suite for students, technicians and professionals. Includes Ohm’s Law, power formulas, voltage drop, cable sizing, Joule’s Law, AC and DC power, conductor resistance, power factor, monthly consumption and a full theory section. Designed to be fast, accurate and easy to use.

MAIN FEATURES
• Calculate voltage, current, resistance and power
• Includes all 12 Ohm’s Law formulas
• Automatic unit conversion
• Shows the formula used in each calculation
• Ohm’s Law triangle and Power triangle
• Clean interface and fast results

AVAILABLE MODULES
1. Ohm’s Law
2. Series and Parallel
3. Three-phase Power
4. Voltage Drop
5. Single-phase Power
6. DC Power
7. Power Factor
8. Monthly Consumption
9. Recommended Cables
10. Conductor Resistance
11. Joule’s Law
12. Unit Converter (coming soon)
13. Theory
14. Main Menu

THEORY CONTENT
• Ohm’s Law • Voltage
• Current
• Resistance
• Power
• Kirchhoff’s Laws
• Series and Parallel circuits
• Joule’s Law
• Single-phase and three-phase power
• Voltage drop • Cable selection principles
• Conductor resistivity • Electrical tables and reference values

PERFECT FOR
• Electrical engineering students
• Technical schools
• Electricians
• Electronics hobbyists
• Anyone who needs fast and accurate electrical calculations

Fast, simple and reliable. Your complete electrical calculator always at hand.