Electrical code & design calculators for electricians, engineers working with wiring systems and other electrical professionals. Written by a working Electrician using it on a daily basis. Calculations per 2011 National Electrical Code. o Ampacity / Wire Size - Wire Size -> Ampacity - Ampacity Needed -> Wire Size - Dwelling Service Size - GEC Size - EGC Size o Box Fill - Box Size from Wires / Devices - Box Size from Cables / Devices - Standard Box and Typical Plaster Ring Info o Conduit Fill - Conduit - Maximum # of Wires - Conduit Size Needed - Conduit % Full - Conduit Size Information - Wire Size Information o Other - Cover Depth - Phone Pin Color Codes - Ethernet (EIA/TIA568 a & B) Color Codes - Receptacle Configurations More features delivered as free upgrades. We hope you find the app useful.