Field ServiceDiagnostics & Troubleshooting3MediumElectrician$ implied
Electricians lack a reliable, offline, mobile-friendly tool for quick wire sizing and voltage drop calculations, forcing them to use heavy code books or unreliable mobile signal for ampacity tables.
Existing solutions like Ugly's or code books are cumbersome to carry and use in the field, and online tables require cell signal which is often unavailable in basements. No dedicated, simple, offline calculator is commonly used.
39
0
Opp. Score
39
Severity
3Medium
Willingness to Pay
implied
Added
Apr 27, 2026
Workarounds Described
- flipping through code book
- trying to find cell signal in basements for ampacity tables
- using Ugly's
- memorizing common stuff
Implied Software Gaps
- Offline mobile calculator for NEC wire sizing and voltage drop
- Quick-access ampacity reference without internet or heavy books
App Concept
WireWise Field Calculator
WireWise is a lightweight, offline-first mobile web app for electricians. It provides instant NEC wire sizing, voltage drop, and circuit capacity calculations without needing internet or bulky reference books. Designed for one-handed use on a smartphone in the field.
Key Features
- Offline NEC 310.16 ampacity tables and voltage drop calculations
- Simple, intuitive interface with quick-input for conductor material, temperature, and amperage
- Automated wire size suggestion based on NEC code
- History of recent calculations for quick reuse
Target Users: Residential and commercial electricians working in the field, especially those without constant cell coverage
Revenue Model: Freemium: free basic calculations; $4.99/mo or $49.99/yr for unlimited voltage drop calculations, custom wire types, and exportable reports
Existing Solutions Mentioned
Ugly'scode bookmemorization
Part of App Idea
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