SparkGuide - NEC Companion

Your one stop shop for all of your electrical reference needs.

Spark Guide: Electrician’s 2026 Field Companion Your everyday NEC reference tool — built by electricians, for electricians. Spark Guide gives you fast, practical access to the 2026 National Electrical Code through clear summaries, powerful search, and real-world job guidance. No more flipping through heavy books or slow PDFs on the job site. Key Features: •  Lightning-Fast Search — Type any keyword, topic, or section number (“GFCI kitchen”, “EMT support”, “conduit fill”, “ground rod”) and instantly get relevant article references, plain-language explanations, and practical job notes. •  Apprentice Hub — Essential formulas with built-in calculators, easy-to-understand glossary, bite-sized lessons, and self-quiz mode. •  Visual Library — High-quality photos and diagrams of every common conduit type, connectors, couplings, fittings (LB, LR, LL, C, T, etc.), wiring configurations, and tools. •  2026 Code Changes — Clear highlights of what’s new with “What This Means on the Job” notes. •  Practical Tools You’ll Use Daily:     •  Voltage drop, conduit fill, box fill, load calculations, motor sizing, and conduit bending calculators     •  Safety checklists and best practices     •  Troubleshooting guide for common issues     •  Rough-in & inspection checklists     •  Wiring diagrams and material estimating aids Designed for the field: dark mode, large touch-friendly text, offline access, and a clean, rugged interface that works even in bright sunlight. Whether you’re an apprentice learning the trade or a journeyman who needs quick answers, Spark Guide is the modern pocket reference you’ll actually use every day. Disclaimer: This app provides practical summaries, references, and derived content to support your work. It is not a replacement for the official NFPA 70 (NEC). Always verify with the official code and follow all safety regulations.