Transformer kVA Calculator
Calculate transformer kVA ratings for single-phase and three-phase systems. Includes formulas, step-by-step sizing guides, and practical application examples.
February 9, 2026
PCB Design & Manufacturing
Comprehensive PCB design and manufacturing tools to streamline your hardware development. Includes specialized calculators for power & transformers, manufacturing clearances, and general layout utilities. Ensure your PCB designs meet technical specifications with our reliable engineering calculators.
Three Phase Calculator
Calculate current (Amps), real power (kW), and apparent power (kVA) for three-phase systems. Includes power triangle visualization, formulas, and key concepts.
February 9, 2026
Voltage Drop Calculator
Calculate voltage drop across cables based on material, length, and current. Includes formulas and NEC-compliant tables for electrical engineering projects.
February 9, 2026