Is this what you mean?

https://www.amazon.co.uk/STAIGO-Recliner-Adapter-Switching-Transformer/dp/B072SSWLFW

Plenty of compatible Berkley power supplies available and easy to find with a search.

Also worthy of note is this:

https://www.furnituretoday.com/business-news/sudden-exit-for-berkline/


Ggh
September 2022