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.