# ATS Load Transfer — Transfer Switch Load Calc

> Transfer Switch Load Calc (iPhone/iPad app by Shanghai Sheyuan Network Technology Co., Ltd..)

- Source: https://appshunter.io/ios/app/ats-load-transfer/id6761905443 (this page in markdown: same URL + `.md`)
- Developer: [Shanghai Sheyuan Network Technology Co., Ltd.](https://appshunter.io/developer/1560626858)
- Category: Utilities
- Price: $1.99
- Age rating: 4+
- Requires: iOS 17.0 · 1 MB
- Languages: English
- Released: 2026-04-10
- Data updated: 2026-07-08
- User reviews in markdown: https://appshunter.io/ios/app/ats-load-transfer/id6761905443/reviews.md

## What is ATS Load Transfer?

Automatic Transfer Switch load and timing calculator. Enter total load in kVA, voltage, phases, motor load percentage, and inrush multiplier. Calculates load current, peak inrush, recommended ATS rating, and transfer time. For power system engineers.


## Version history (last 3 releases)

### 1.0.2 — 2026-06-27

Added a More Pro Tools section to discover related field calculators.

### 1.0.1 — 2026-04-12

Bug fixes and performance improvements.

### 1.0 — 2026-04-10

No release notes.

## More apps by Shanghai Sheyuan Network Technology Co., Ltd.

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All apps by Shanghai Sheyuan Network Technology Co., Ltd.: https://appshunter.io/developer/1560626858

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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 2026-07-08.*