Conduit Fill:
Calculates the percentage fill for mixed THHN insulated conductors in various types of conduits and also allows you to enter any wire diameters.
Voltage Drop:
Calculates the voltage drop for DC, single & three phase systems with power factor (Unity & Lagging)
AC Motor full load current finder:
Helps you quickly find AC motor full load currents from NEC tables:430.248, 430.250
Vertical Cable support distance table
Elbow dimensions for 90 deg
Grounding tables - 250.122 & 250.66
Wire Ampacity for copper and aluminum conductors with temperature correction and derating
Conduit spacing and knockout diameters