AC Voltage Drop Calculator
Estimates single- or three-phase voltage drop using user-supplied conductor impedance per 1,000 ft.
Open calculatorIndustrial Electrical Load & Sizing Calculators
Preliminary tools for industrial facility loads, motors, generators, UPS systems, transformers, conductors, voltage drop, power quality, and field checks.
Popular calculators
Cable Tray Fill Area Calculator
Calculates geometric cable area occupancy from areas entered by the user, without applying NEC cable-tray installation rules.
Open calculatorCapacitor Bank Current Calculator
Calculates line current from a known capacitor-bank kVAR rating, voltage, and phase count. Use manufacturer nameplate data and verify switching and harmonic conditions separately.
Open calculatorConductor Ampacity Adjustment Calculator
Applies user-supplied correction and adjustment factors to a selected conductor ampacity value.
Open calculatorConductor Resistive Loss and Energy Cost Calculator
Estimates resistive I-squared-R energy loss and annual energy cost for a steady current and user-supplied conductor resistance. It excludes reactance, load variation, harmonics, temperature...
Open calculatorConduit Fill Area Calculator
Calculates area occupancy from user-entered raceway and aggregate conductor areas; no NEC fill table or allowable fill rule is embedded.
Open calculatorGuides
No guides published yet.