Electrician field calculators
Field deck ready
11 tools. Zero signal required.
Calculation logic targets NEC 2023.
Voltage Drop
Wire size for an acceptable drop.
Wire Ampacity
Adjusted for heat and bundling.
Ohm's Law
Solve V, I, R, and P.
Three-Phase Power
kVA, kW, and kVAR.
kVA ↔ Amps
Convert either direction, 1Ø/3Ø.
Motor FLC
Full-load current by HP.
Conduit Fill
Conductors that fit a conduit.
Conduit Bending
Offset, saddle, rolling, stub.
Box Fill
Required box volume.
Bend Angle Level
Read bend angle with your phone.
Unit Converter
AWG, kW/HP, °F/°C, ft/m.
Reference tables
Ampacity, conduit, box fill, bends.
No ads. No signup. Your saved calcs stay on this device.