The Electrician Tools vs CEF TechTalks

Electrician Tools is a fast, on-site companion app built for electricians, apprentices, and electrical engineers. It brings together essential calculators, safety references, and practical checklists in one clean, easy-to-use app — ideal for use on site or during design and inspection work. Designed around UK electrical practice and BS 7671, Electrician Tools helps you work quicker, reduce mistakes, and double-check decisions with confidence. FREE TOOLS & SAFETY REFERENCES • Safe Isolation Checklist • Cable Colours (Old & New) • IP Ratings Guide • RCD / RCBO Types Guide • Unit Converter (mm², AWG, m, ft) • Job Checklist / Kit List • Bathroom Zones • Safe Zones for Cables in Walls • Shock Effects on the Human Body • Current vs Time (Simple Shock Risk Chart) • Fire Zones & Fire Stopping Basics POWERFUL CALCULATORS (PRO) • Voltage Drop (BS 7671 mV/A/m method) • Cable Sizing to meet % drop • R1 + R2 / Ze / Zs Calculator • Prospective Fault Current (PFC / PSCC / PEFC) • Ohm’s Law Calculator • Power, Power Factor & kVA • Maximum Demand (Diversity) • Circuit Designer (Design Current & Checks) FULL REFERENCE LIBRARY (PRO) • Earthing Arrangements • Bonding Arrangements • Wiring Arrangements • Testing & Inspection • Safe Isolation Procedure • Cable Installation Methods PRODUCTIVITY TOOLS (PRO) • Editable site notes per customer • Optional reminders with notifications • Ideal for follow-ups, return visits, and handover notes BUILT FOR THE JOB • Clean, fast, on-site friendly interface • Designed for domestic & commercial work • Practical explanations in plain English • Ideal for electricians, trainees, inspectors & engineers Important: All calculations and reference content are summaries. Always verify results against the latest regulations, manufacturer data, and site conditions. Upgrade to Pro to unlock the full calculator suite, reference library, and productivity tools. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

If you’re attending CEF TechTalks in 2026, this app has everything you need before, during and after the event in one place. Use the CEF TechTalks app to plan your day, check in quickly, and access your CPD and vouchers after the event. With 25 live free events taking place across the UK from May to July, our latest TechTalks will be looking at Amendment 4 to BS 7671 - what’s changed, why it matters, and how it affects your work. Hosted by Darren Staniforth and Dave Austin, each event delivers 3.5 hours of CPD in partnership with the IET, alongside access to 20+ leading brands in the exhibition. This app keeps everything you need in one place: • View the event agenda and session timings • Use your entry barcode for quick access on the day • See who’s exhibiting and plan who to speak to • Access your CPD certificate after attending • Receive your exclusive £50 voucher* to spend at cef.co.uk • Plus, handy reminders and updates related to your event • Events include free parking, free refreshments, and prize draws at every location • The all-new TechTalks app helps you make the most of your time - before, during, and after the event *Minimum spend and T&Cs apply