AMPFieldKit

AMPFieldKit is a professional electrical calculator and field reference tool designed for electricians, technicians, engineers, and students. Built for real-world use, it delivers fast, accurate calculations and essential reference data in a clean, mobile-optimized interface — no internet connection, ads, or subscriptions required.

Electrical Calculators:

Power Calculator (DC, Single Phase, Three Phase)
Voltage Drop Calculator
Ampacity Calculator
Power Factor Correction
Motor Full Load Current (FLC)
Transformer Calculators — Fault Current, Turns Ratio, Sizing, Buck/Boost
Resistance Network Calculator (Series / Parallel / Mixed)
Reactance Calculator (Capacitance / Inductance)
Box Fill Calculator
Conductors in Conduit Calculator

Reference Tools:

Interactive Ohm's Law Chart
Weights & Measures Quick Reference
Unit Conversions
Thread & Tap Drill Tables (UNC / UNF / Metric)
Material Properties Table


Built for the Field
Designed for one-handed use in demanding environments. Every calculation runs instantly and entirely on-device — no login, no tracking, no data collection of any kind.

Privacy
AMP Field Reference collects no personal data. No accounts. No analytics. Nothing leaves your device.