Load calcs, voltage drop, sizing formulas
15 modules
Complete box fill calculation system per NEC 314.16. Covers all conductor counting rules, device allowances, and common box sizes.
Electrical reference module
Complete conduit bending guide with calculations, step-by-step instructions, and troubleshooting for all common bend types.
Complete conduit fill calculation system per NEC Chapter 9. Covers all conduit types, wire types, and combinations.
Available fault current calculation system for NEC 110.24 compliance. Covers residential and commercial applications.
Complete dwelling unit load calculation system. Covers standard method (220.82) and optional method (220.83). Produces inspector-ready worksheets.
Complete motor circuit calculation system per NEC Article 430. CRITICAL: Use NEC table FLA, not motor nameplate, for conductor and short-circuit protection sizing.
Complete panel schedule creation system. Produces professional, inspector-ready panel schedules for residential and commercial applications.
Complete voltage drop calculation system. Covers single-phase and three-phase, copper and aluminum, with recommendations.
Comprehensive estimating database for electrical contractors. Labor hours are baseline estimates - adjust for local conditions, crew experience, and job specifics.
Complete material takeoff templates for common electrical jobs. Quantities are estimates - always verify for specific job conditions. Prices are approximate and vary by region and supplier.
Core electrical reference tables for Sparky AI calculations