Electrical Wiring Residential, 21st Edition

The Electrical Wiring Residential, 21st Edition offers a fully updated, comprehensive guide to residential electrical wiring aligned with the 2023 National Electrical Code (NEC®).  Drawing on decades of classroom and field experience, the authors walk the reader step‑by‑step through the essential tasks and responsibilities of a modern residential electrician, whether working in new construction or retrofit scenarios. The narrative is deliberately reader‑friendly: clear explanation, minimal unnecessary technical jargon, and strong connection between the NEC code requirements and real‑world wiring practices. Visually, the book is rich with full‑color illustrations, diagrams, and fold‑out wiring plans at the back of the volume to enable hands‑on practice interpreting wiring layouts and applying code requirements. It also embraces dual‑unit measurement (English and metric), offers a Code Cross‑Index for quick reference of NEC articles, and includes comprehensive coverage of safety standards from the Occupational Safety and Health Administration (OSHA) and the National Institute for Occupational Safety and Health (NIOSH).

Key aspects:

• Updated to reflect the latest standards of the National Electrical Code® (NEC®) 2023 edition. 
• Covers fundamental electrical theory and practical residential wiring tasks in both new‑construction and retrofit homes. 
• Designed for real‑world trade use: explains installation methods, wiring layouts, grounding and bonding, service‑entrance work, branch circuits, lighting and receptacles, special‑purpose circuits, and emerging systems like solar photovoltaics. 
• Equipped with strong safety coverage: includes workplace‑safety topics from Occupational Safety & Health Administration (OSHA) and National Institute for Occupational Safety and Health (NIOSH). 
• Dual‑unit measurement system (metric and English) for broader accessibility across regions. 
• Organizationally built with features like chapter outlines, learning objectives, key terms, real‑world examples, fold‑out wiring plans, and a Code Cross‑Index that links textbook content to NEC articles.

Highlights:

• Vivid full‑colour illustrations and diagrams that help translate code requirements into practical wiring tasks. 
• Fold‑out wiring plans included at the back of the book for hands‑on practice — reading blueprints, laying out circuits, applying code. 
• Emphasis on modern residential systems and technology (e.g., solar photovoltaic installations, home automation systems) to reflect evolving trade practices. 
• Code Cross‑Index for quick referencing of NEC® articles, making this useful for students, apprentices and professional electricians alike. 
• Balanced for both learning and reference: Suitable as a classroom text and as an on‑the‑job field guide for licensed electricians.

About Ray Mullin

Ray Mullin is a former electrical instructor with the Wisconsin Schools of Vocational, Technical & Adult Education. Before retiring, he held roles including district manager, regional vice‑president, and director technical liaison for a major electrical manufacturer. As a journeyman and supervisor, he worked in residential, commercial and industrial installations, and he has taught apprentice and journeyman courses, given seminars on electrical code and installations, written trade‑publication articles, and consulted for manufacturers on legal issues. He also served on the National Fire Protection Association (NFPA) Code‑Making Panel 4 for the National Electrical Code (NEC).

Phil Simmons is the founder of Simmons Electrical Services and a consultant on the NEC and other electrical codes. He has authored and illustrated numerous textbooks on electrical topics, developed training programs for electrical codes and safety, and has a background in plan review for electrical construction documents and inspection of complex installations. He serves on the NFPA Code‑Making Panel 5 for the NEC, and has previously served on the NFPA Standards Council, Technical Correlating Committee of the NEC, and other professional bodies. He is also a retired member of the International Brotherhood of Electrical Workers.

Other Works:

• Electrical Wiring Residential, 18th Edition
• Electrical Wiring Residential, 19th Edition
• Electrical Wiring Residential, 20th Edition