Archived App (Last seen on 29 Oct 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
The Megger Toolbox app is designed to simplify Portable Appliance Testing (PAT) by calculating the maximum recommended cable resistance for power cords, extension leads or the total resistance of class I equipment with long power cords.
Additional features include:
Maximum recommended current capacity for the specified cable size
Guidance for appropriate cable sizes for given fuse rating
Maximum recommended lead length for the size of cable
In addition the app includes links to Megger.com and MeggerUK YouTube sites for additional product details and downloadable material, or Megger product demonstration videos.
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What's New in Megger PAT Toolbox
1.3
October 7, 2014
This app has been updated by Apple to display the Apple Watch app icon. Visual improvements.
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