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Electrical Contractor Resources

Free NEC reference tables, pricing guides, prevailing wage data, and calculators for electricians.

Reference material for working electricians and electrical contractors. NEC ampacity tables, conduit fill charts, material pricing, prevailing wage rates, and online calculators — all in one place, no signup required. Built by Faraday, the all-in-one management platform for electrical subcontractors.

NEC Reference Tables

NEC Table 310.16 — Ampacity Chart

Complete wire ampacity ratings at 60°C, 75°C, and 90°C for copper and aluminum conductors.

NEC Conduit Fill Chart

Internal areas and maximum fill percentages for EMT, IMC, RMC, and PVC conduit.

Electrical Pricing Guide

Material costs and labor hours for devices, conduit, and wire — updated for 2026.

Compliance & Rates

NEC Adoption by State

Which NEC edition each state enforces — from 2008 to 2026.

Prevailing Wage Rates

Davis-Bacon electrician wage rates by state for government-funded projects.

Electrical Licensing by State

License types, exam requirements, CE hours, fees, and reciprocity for all 50 states.

Calculators

Blog

Guides on estimating, AIA billing, NEC codes, and running an electrical business.