NEC-compliant load calculations, cost estimation, and blueprint collaboration for electrical contractors.
Powerful tools designed specifically for electrical professionals
2026 NEC ready. Automatic demand factors, service sizing, and NEC 2026 Article 120 references (formerly Article 220 in the 2023 NEC) for residential, commercial, and industrial projects.
Real-time material pricing across suppliers, labor calculations, and markup controls for precise estimates.
Upload, annotate, and collaborate on blueprints with electrical symbols and AI-assisted analysis.
Generate branded, client-ready load calculation and cost estimate reports in one click.
Calculate electrical loads for any building type with automatic demand factor application per NEC 2026 Article 120 (formerly Article 220 in the 2023 NEC).
Start free, upgrade as you grow. All plans include core electrical engineering tools.
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Join electrical professionals using ElectricalCalculation to save time and improve accuracy.
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