Frequently Asked Questions

NG Volt™ FAQs

What is NG Wire™?
NG Wire™ is an app for professionals involved in the electrical construction industry. NG Wire™ utilizes popular National Electrical Code® (NEC®) tables for general building wiring, conduit, and motor data. Users can look up values and handle general and detailed conduit fill calculations, based on these NEC® tables. Visit the NG Wire™ page for more information.

Who should use NG Wire™?
NG Wire™ can be used by anyone that is involved in designing, installing, plan checking, or inspecting electrical systems governed by the NEC®. This typically includes Electrical Engineers, Electricians, Plan Checkers, and Inspectors.

How can I buy NG Wire™?
NG Wire™ is available on iPhones and iPads for download in the App Store. Search for NG Wire or NG Orange and look for the orange icon.

What devices does NG Wire™ work on?
NG Wire™ is available on iPhones and iPads with iOS version 17.6 or later.
Android devices are not currently supported.

Can I use NG Wire™ on multiple devices with one subscription?
Yes. NG Wire™ can be downloaded via the App Store on iPhones and iPads with iOS version 17.6 or later. NG Wire™ can be downloaded at no additional cost on devices that are logged in with an Apple account that has an active NG Wire™ subscription.

Is NG Wire™ available for Android?
No. NG Wire™ is not available on Android. If you would like NG Wire™ for use on Android, please visit our Contact Us page to let us know. If there is enough interest, we will consider releasing an Android version.

How do I know which NEC® data year I should use?
To find out which NEC® data year your state has currently adopted, visit the NEC Enforcement Page.

Does NG Wire™ include voltage drop, transformer, or fault current calculations?
No. NG Wire™ does not include voltage drop, transformer, or fault current calculations. Future NG Orange™ apps will cover these topics. Please check the App Store periodically for new apps.

Does the NG Wire™ trial version have any limitations?
No. The NG Wire™ trial unlocks all functionality in NG Wire™ with no limitations. The app is free for you to use during the trial period specified when you first downloaded NG Wire™.

How do I restore, change, cancel, or request a refund for my NG Wire™ subscription?
To manage your subscription, click on the 3-line icon in the upper left corner while in the NG Wire™ app. Select “Settings”. Click on “Manage Subscription”. From this screen you will be able to restore past purchases, change subscription plans, cancel a subscription, or request a refund.

NOTE: After cancelling your subscription, you can use NG Wire™ for the remainder of the trial or subscription period that you paid for.

Does my paid subscription give me access to all NG Wire™ updates?
Yes. Users with a paid subscription will automatically get all NG Wire™ updates at no additional cost.

What is included in the NG Wire™ updates?
NG Wire™ updates include data from the tri-yearly publication of the NEC®, starting with the 2020 NEC®. Each State adopts a publication of the NEC® at different times and in different cycles. See the NEC Enforcement Page for a detailed summary of which States have adopted which publications of the NEC® and when future adoptions are planned.

How often is NG Wire™ updated?
NG Wire™ is updated every 3 years, when the NEC® releases a new version of the code. The NG Wire™ update will be available soon after the new NEC® is released to the public. Previous NEC® data in NG Wire™ will continue to be available until all States have adopted a newer version of the NEC®. After a previous version is no longer adopted in any State, it will no longer be supported in NG Wire™. A notification will alert users before the data is removed.

What is the current version of NG Wire™?
NG Wire™ version 2.0 is the current version and is based on the 2023 and 2020 NEC®.

What changes were made for NG Wire™ 2.0?

  • NEC® changes: Added NEC® 2023 and updated NEC® 2020 table data and calculations.

  • Ampacity and Ambient Temp: Added ability to choose between 30°C and 40°C (base temperatures).

  • Conduit Fill: Added 5" and 6" conduit data for EMT and IMC.

  • Minimum Cover: Updated text with NEC® 2023 changes.

  • Ampacity and 3-Phase Motors: Bug fixed when a value is picked that allows a dependent picker to be set to a value that does not exist in the updated list.

  • SideView menu: Removed Rate and Privacy & Terms. Added Settings.

  • Settings: Users can select the NEC® data year and manage subscriptions.

  • Added review request popup.

  • Tweaked display settings to handle new devices as well as handle display changes made in this version.

  • Added logic to save user preferences. This information is only stored on the current device.

What is my responsibility as a NG Wire™ user?
It is your responsibility to ensure that the data used from NG Wire™ is properly applied, accurate, and complete. NG Orange™ will not be liable or responsible for any errors or omissions related to the data and its use.

How can I get support for NG Wire™?
In the NG Wire™ app, click on the “?” at the upper right corner of any tab, and get help specific to the tab that is currently active. You can also visit the NG Wire™ page and read these FAQs. If you require more assistance, please visit our Contact Us page for ways to connect.

Where can I read the NG Wire™ Privacy Policy?
Visit the NG Volt Privacy Policy page to view the NG Wire™ privacy policy.

Where can I read the NG Wire™ Terms and Conditions?
Visit the NG Volt Terms and Conditions page to view the NG Wire™ terms and conditions.