Fault Current Calculator vs DTL Local Connect
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
DTL Local Connect
This app provides secure, local wireless control for outdoor lighting systems. It streamlines installation, operations, and maintenance with optimized field workflows. Full lifecycle management is available via a web portal and the mobile application.
- Secure local point-to-point Bluetooth control
- Full lifecycle management via web portal
- Optimized field workflows
- Installation, operations, and maintenance support
- Wireless control for outdoor lighting
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Secure Local point-to-point Bluetooth Wireless Control with Full Lifecycle Management via Web Portal and Mobile Application for Outdoor Lighting. Mobile app is designed with optimized field workflows for installation, operations and maintenance.
Screenshots
Verdict
The clearest difference is rating: DTL Local Connect at 5.0 against Fault Current Calculator's 3.0. DTL Local Connect also leads on in-app purchases (none vs 2). Fault Current Calculator's advantage is ratings volume (27 vs 1). On price, update cadence, ads and device support 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. DTL Local Connect asks for nothing beyond the download.
DTL Local Connect holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Fault Current Calculator has 27 ratings behind it against 1, so its average is the more settled of the two.
Fault Current Calculator ships an update every 4 months, DTL Local Connect every 3 months. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.
| Parameter | Fault Current Calculator | DTL Local Connect |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (27 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 27 — better | 1 |
| Update frequency | Every 4 months | Every 3 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 — better | 15.0 |
| Further details — not scored | ||
| Size | 25 MB | 118 MB |
| Age rating | 17+ | 4+ |
| Developer | Cooper Bussmann, LLC | Acuity Brands Lighting, Inc |
Customer experience
Fault Current Calculator
DTL Local Connect
In-app purchases
Fault Current Calculator
- Pro Monthly Subscription7 Days trial$4.991 Month
- Pro Annual Subscription7 Days trial$39.991 Year
DTL Local Connect
No in-app purchases
Questions
Is Fault Current Calculator free?
Is DTL Local Connect free?
Which has better reviews, Fault Current Calculator or DTL Local Connect?
Do Fault Current Calculator or DTL Local Connect have ads?
Which is updated more often, Fault Current Calculator or DTL Local Connect?
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