# Conduit Fill Pro - Electrician — NEC 2023 Conduit Calculator

> NEC 2023 Conduit Calculator (iPhone/iPad app by BRUCE RAY MCCAMPBELL.)

- Source: https://appshunter.io/ios/app/conduit-fill-pro-electrician/id6772438646 (this page in markdown: same URL + `.md`)
- Developer: [BRUCE RAY MCCAMPBELL](https://appshunter.io/developer/6772438648)
- Category: Utilities, Business
- Price: Free with in-app purchases (on sale, was $2.99)
- Age rating: 4+
- Requires: iOS 15.1 · 49 MB
- Languages: American English
- Released: 2026-06-18
- Data updated: 2026-08-20
- User reviews in markdown: https://appshunter.io/ios/app/conduit-fill-pro-electrician/id6772438646/reviews.md

## What is Conduit Fill Pro?

The fastest conduit fill calculator built for licensed electricians.

FIND MINIMUM CONDUIT SIZE
Enter your conductors and Conduit Fill Pro instantly shows the minimum legal conduit size for your pull. Know what to order before you order it.

VERIFY ANY FILL INSTANTLY
Select conduit type and size, add conductors, and get an immediate pass/fail result with exact fill percentage and remaining capacity.

BUILT ON NEC 2023
Every result references NEC 2023, Chapter 9, Table 1 (fill limits) and Tables 4 & 5 (areas).

WORKS OFFLINE
All NEC Annex C tables embedded on device. No internet. No account. No sync.

ALL CONDUIT TYPES
EMT · IMC · RMC · PVC Schedule 40

ALL COMMON CONDUCTORS
THHN/THWN-2 · XHHW-2 · RHH/RHW-2 — AWG 14 through 500 kcmil

ONE-TIME PURCHASE — $2.99
Unlock unlimited calculations. No subscription. No ongoing fees.

A FieldMetric tool.

NEC 2023 · Ch.9 Table 1 · Tables 4 & 5
Fill limits: 1 cond = 53% · 2 cond = 31% · 3+ cond = 40%

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |



## Version history (last 1 release)

### 1.0.0 — 2026-06-18

No release notes.

## More apps by BRUCE RAY MCCAMPBELL

- [Spray Foam Pro-Insulation Calc](https://appshunter.io/ios/app/spray-foam-pro-insulation-calc/id6772439649)
- [Drain Slope Pro - Plumber](https://appshunter.io/ios/app/drain-slope-pro-plumber/id6772439957)
- [Box Fill Pro - Electrician](https://appshunter.io/ios/app/box-fill-pro-electrician/id6780626078)
- [Voltage Drop Pro - Electrician](https://appshunter.io/ios/app/voltage-drop-pro-electrician/id6781791471)

All apps by BRUCE RAY MCCAMPBELL: https://appshunter.io/developer/6772438648

## Related topics

[southwire conduit fill](https://appshunter.io/ios/topics/southwire-conduit-fill)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-20.*