# S4A Connect

> S4A Connect (iPhone/iPad app by SolarJuice American Inc..)

- Source: https://appshunter.io/ios/app/s4a-connect/id1575888175 (this page in markdown: same URL + `.md`)
- Developer: [SolarJuice American Inc.](https://appshunter.io/developer/1575888177)
- Category: Utilities, Developer Tools
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 68 MB
- Languages: English, Portuguese, Chinese
- Released: 2021-07-09
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/s4a-connect/id1575888175/reviews.md

## What is S4A Connect?

S4A Connect is a convenient but powerful toolbox for solving the problems of installation, diagnosis and maintenance of PV/ESS/EV plants.

*Able to connect to hardware through Ethernet/WIFI/4G gateway.

*By connecting the FOMlink module, you can initialize the NO-LCD inverters, modify parameter settings, and upgrade firmware.

*When installing gateways, you can scan the Modbus and perform required configuration and maintenance.

*When installing various types of gateways, the process of activating and creating a site becomes simpler; even when encountering field problems, the configuration process and diagnostic data can be sent directly to the cloud.Timely access to technical services.

*Operation and maintenance users with accounts can directly view data and alarms through mobile phones; according to different permissions, they can remotely control power plants.


## Version history (last 1 release)

### 1.1.31.7 — 2021-11-01

1. New aggregation portal SmartLink
2. Adjusted the overall structure of the power station center
3. Modified other issues

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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 2026-05-19.*