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Calculators
Instant answers to help better navigate your job site calculations.
Access Southwire’s Free Calculating Tools
To help you work most efficiently, we've created a number of calculating tools to aid in your wire and cable installations.
Re3TM Voltage Drop Calculator
Helps determine the proper wire size for an electrical circuit based on the voltage drop and current carrying capacity of an electrical circuit.
Conduit Fill is the percent of area inside the conduit taken up by the cable(s). Provides quick and easy results for the conduit fill percent, per NEC® guidelines.
Calculate your best concentric neutral configuration for Medium Voltage Cables based on ICEA S-94-649 standard for Utility and Renewable (Solar, Wind, BESS) applications.
The industry’s first estimator showing the reduction of installation labor for Southwire® Cable-in-Conduit (CIC) compared to pulling cables into PVC ducts.
This program determines the minimum conductor size and the best wire and cable type for a particular installation, following the National Electrical Code® wiring methods.
