# MH&W — Power Quality Tools & Specs

> Power Quality Tools & Specs (iPhone/iPad app by MH&W International Corporation.)

- Source: https://appshunter.io/ios/app/mh-and-w/id6804800731 (this page in markdown: same URL + `.md`)
- Developer: [MH&W International Corporation](https://appshunter.io/developer/1684337989)
- Category: Business
- Price: Free
- Age rating: 17+
- Requires: iOS 15.1 · 54 MB
- Languages: American English
- Released: 2026-09-01
- Data updated: 2026-09-07
- User reviews in markdown: https://appshunter.io/ios/app/mh-and-w/id6804800731/reviews.md

## What is MH&W?

MH&W is the official mobile app for MH&W International Corporation, a trusted provider of EMI and power quality solutions since 1964.

This app puts MH&W's most requested technical tools directly in your pocket, helping engineers, electricians, and technicians quickly find the right components for their application.

FEATURES:

VFD Kit Selector
Enter your VFD horsepower, cable distance, and conductors per phase to instantly find the correct kit, including a full breakdown of the Common Mode Chokes and Differential Mode Chokes included, plus any additional components required for your configuration.

DC Drive Core Selector
Find the right Common Mode and Differential Mode core configuration for your DC drive application based on horsepower, cable distance, and conductors per polarity.

Bearing Current Calculator
Enter your DE and ODE bearing sizes along with your measured peak current from your Rogowski coil reading to instantly calculate the maximum allowable bearing current and get a clear PASS or FAIL result. Email your results directly from the app.

Resources Library
Access a full library of CoolBlue, NaLa, and CoolTube datasheets and guides, viewable directly within the app. Additional resources including eBooks, technical papers, white papers, and case studies are just a tap away on our website.

Quick Links
Jump straight to MH&W's website, online store, or contact our sales team by email, all from the home screen.

WHO IT'S FOR

This app is built for engineers, technicians, electricians, and anyone working with variable frequency drives, DC drives, or industrial motor applications who needs fast, reliable answers on component selection.

ABOUT MH&W

MH&W International Corporation has provided solutions for electromagnetic interference and power quality challenges for decades. Our CoolBlue, NaLa, and CoolTube product lines are trusted across a wide range of industrial applications.

No account or sign in is required to use this app. Core tools work entirely offline once installed.


## Version history (last 1 release)

### 1.0 — 2026-09-02

No release notes.

## More apps by MH&W International Corporation

- [Nanotech](https://appshunter.io/ios/app/nanotech/id6448310023)

All apps by MH&W International Corporation: https://appshunter.io/developer/1684337989

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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 2026-09-07.*