Box Fill 2

Box Fill 2: Electrical & Construction Calculator

Stop guessing and start calculating with confidence.

Box Fill 2 is the ultimate pro-grade utility for electricians, contractors, and engineers. Designed to streamline your workflow from the office to the job site, it is a precision electrical box fill calculator a powerful, intuitive interface.

EXPERT ELECTRICAL CALCULATIONS
Stay compliant and safe with box fill calculations based on the latest standards, including the 2024 Canadian Electrical Code (CEC) and the 2023 National Electrical Code (NEC).
Complete Fill Schedules: Create and save an unlimited list of calculations for entire projects.
Advanced Device Logic: Automatically handles standard devices and "bulky" equipment (like smart dimmers or GFCIs) using the specific depth-based volume math required by the CEC.
Detailed Conductor Tracking: Easily account for insulated conductors, bare grounds (with the NEC "4-ground" rule), internal clamps, and wire nuts.
Custom Box Support: Use standard trade sizes or enter custom dimensions for specialized enclosures.
Share & Export: Print directly from the app or share professional calculation reports via email or messaging to inspectors and team members.

MODERN & PROFESSIONAL FEATURES
Universal Compatibility: Buy once and use on all your Android devices.
Dark Mode Support: Optimized for high visibility in low-light job site conditions.
Clean Interface: Ad-free, professional UI designed for speed and clarity under pressure.

Put your pencil down and upgrade your toolkit. Download Box Fill 2 today.