Fault Current Calculator vs NX Lighting Controls
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fault Current Calculator
This tool helps contractors, engineers, and electricians quickly calculate available fault current on single and three-phase electrical systems. It also assists in sizing fuses and conductors for various circuits and can generate labels for service equipment.
- Calculate available fault current
- Size fuses and conductors
- Generate service equipment labels
- Single and three-phase system support
- NEC® 110.24 compliance
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Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. With this simple tool, users can: - Calculate available fault current on single and three-phase systems - Create and send a label via email for marking the available fault current on service equipment (NEC® 110.24) - Size fuses and conductors for service, feeder, and branch circuits. This application, calculations, and other information are intended to clearly present technical information that will determine the available fault current at specific points in an electrical system. Bussmann reserves the right, without notice, to change this application and/or discontinue/ limit its distribution and/or availability. Bussmann also reserves the right to change or update, without notice, any technical information contained in this application. The data and information presented in this application are believed to be accurate. However, any and all liability for the content, or any omissions from this application, including any inaccuracies, errors, or misstatements in such data, calculations or information, is expressly disclaimed. The application, calculations and other information are provided without warranty of any kind, either expressed or implied, but not limited to, the implied warranties of merchantability, or fitness for a particular purpose. Bussmann disclaims any liability for the use of this application, calculations or other information. The complete End-User License Agreement can be found at: https://faultcurrentcalculatorpro.bussmann.com/home/eula
NX Lighting Controls
Configure and manage NX lighting control devices wirelessly from your iPhone or iPad. This utility app simplifies the setup process for your smart lighting system.
- Wireless device setup
- Wireless device configuration
- iPhone and iPad compatibility
- Smart lighting management
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This application allows wireless setup and wireless configuration of NX lighting Control devices from an iPhone or iPad.
Screenshots
Verdict
The clearest difference is rating: NX Lighting Controls at 3.6 against Fault Current Calculator's 3.0. NX Lighting Controls also leads on in-app purchases (none vs 2) and review sentiment (33% vs 0%). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Fault Current Calculator sells 2 in-app purchases, starting at $4.99 per month. NX Lighting Controls asks for nothing beyond the download.
NX Lighting Controls holds the better App Store score, 3.6 against 3.0. Both are backed by a comparable volume of ratings — 27 and 27 respectively. Written reviews point the same way: 0% of Fault Current Calculator's written reviews are positive against 33% of NX Lighting Controls's.
Fault Current Calculator ships an update every 4 months, NX Lighting Controls every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Fault Current Calculator | NX Lighting Controls |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (27 ratings) | 3.6 (27 ratings) — better |
| Positive reviews | 0.0% of reviews | 33.3% of reviews — better |
| Number of ratings | 27 | 27 |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 131 MB |
| Age rating | 17+ | 4+ |
| Developer | Cooper Bussmann, LLC | Current Lighting Solutions, LLC |
Customer experience
Fault Current Calculator
NX Lighting Controls
In-app purchases
Fault Current Calculator
- Pro Monthly Subscription7 Days trial$4.991 Month
- Pro Annual Subscription7 Days trial$39.991 Year
NX Lighting Controls
No in-app purchases
Questions
Is Fault Current Calculator free?
Is NX Lighting Controls free?
Which has better reviews, Fault Current Calculator or NX Lighting Controls?
Do Fault Current Calculator or NX Lighting Controls have ads?
Which is updated more often, Fault Current Calculator or NX Lighting Controls?
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