🦃 Black Friday is here. 40% off all plans for your first 6 months. Use code BF2024 at checkout. Get started for $11.99/month

BETA

Try our National Electrical Code online chatbot

Put an NEC assistant in your pocket with Kopperfield's National Electrical Code online chatbot. Our chatbot is designed as a supplement to your copy of the National Electrical Code, helping you reference the latest code, look up calculations, prepare for the NEC exam, and more.

Sample questions about the National Electrical Code book

Article look-up

NEC exam prep
Advanced search
Load calcs

Code changes

Where in the NEC can I find rules related to EV chargers? You can find the rules related to Electric Vehicle (EV) chargers in Article 625 of the NEC. This article specifically addresses the installation and requirements for EV supply equipment. Here's a brief overview of the key sections within Article 625:
  • 625.1 Scope: Covers the overall scope of the provisions related to EV charging systems.
  • 625.2 Definitions: Provides definitions for terms such as "Electric Vehicle," "Electric Vehicle Supply Equipment," and others relevant to EV charging...
More tools for your electrical shop
Load calculator
Calculate electrical loads with NEC defaults and downloadable PDFs
Single line diagram tool
Generate single line diagrams from a library of common templates
Proposal builder
Customize proposals and share mobile-friendly quotes and invoices
National Electrical Code online chatbot common questions

Which version of the National Electrical Code does the chatbot reference?

What can I use the National Electrical Code online chatbot for?

Is Kopperfield associated with the National Electrical Code or the National Fire Protection Association?

Who is this tool made for?

Where can I get help with the National Electrical Code online chatbot?

Your online chatbot for all things NEC

Ask us anything ->