IET On-Site Guide 9th Edition (BS7671) Electrician‘s Book
- Edition: 9th
- Published: April 2026
- Format: Spiral bound
- Print ISBN: 978-1-83724-039-5
The IET On-Site Guide 9th Edition is the go-to practical companion for electricians working in the field. Designed for quick reference, this guide simplifies the application of BS 7671, helping you make safe and compliant decisions on-site.
Updated to reflect Amendment 4:2026, it includes essential calculations, installation guidance, and practical advice for systems up to 100 A, 3-phase. Its clear layout and portable format make it ideal for busy professionals who need reliable answers fast.