EPREL, short for European Product Registry for Energy Labelling
In October 2024, Google added https://schema.org/Certification support to it’s Merchant Listing structured data documentation, replacing the soon-to-be-deprecated (in April 2025) https://schema.org/EnergyConsumptionDetails type.
The SEO Rich Snippets App now support this structured data and if desired, provides a helper class to automatically embed an image and link to the EPREL certification on your product page.
How It Works
For products with EPREL certification, simply add a custom field labelled “EPREL” or similar and add the label’s name to the SEO Rich Snippets App. Once done, click publish within the app.

You Structured Data then will have the appropriate EPREL certification embedded:

*The certification warning can be safely ignored as Google disregards it for EPREL Certification (more info )
How To Embed Image & Link (Optional)
If you place a <div class="eprel"></div> within your product page (eg the description, the SEO Rich Snippets App will embed an image & link to the certification as per below:
<div class="eprel">
<a href=https://eprel.ec.europa.eu/screen/product/waterheaters/1816410 target="_blank" class="eprel-link" >
<img src=https://eprel.ec.europa.eu/labels/waterheaters/Label_1816410.svg class="eprel-image" alt="European Product Registry Energy Certification Label">
</a>
</div>
