With this extension, You can set EAN for each option (values of the options).

Demo:
Edit Product Form
Module Settings
Product Page







Install Instructions
- Login to your OpenCart Administration panel
- Go to Extensions > Installer and upload zip file suited for your OpenCart version
- Go to Extensions > Extensions > modules > EAN For Options > Install, enable and save.
- Go to Extensions > Modifications and click Refresh
- Go to Dashboard > Developer Settings (gear icon) > Refresh

Free Installation and Support

• sabeti05 [AT] gmail.com
• DigitCart Support

No core files are changed or replaced.