New and updated features of this title The latest industry standards REVISED: The most up-to-date electrical codes are incorporated across the 11th Edition, aligning the series with current industry requirements. Module 26405 has significant code updates. REVISED: Module 26405, "Fire Alarm Systems," is now more aligned with the Fire Alarm module from Electronic Systems Technician (EST). REVISED: Module 46100, "Introduction to Leadership," has a new title to better align with the content of this module. An enhanced experience NEW: A new, modern layout improves both the learning and teaching experience. UPDATED: All illustrations have been updated in accordance with the series' new modern art style. UPDATED: Photos have been updated to better represent the modern electrical field and to be more relevant to today's trainees.