I don't know the answer to your question but...

You might be better off searching for commercial undercounter refrigerators. They are actually designed for food storage. Plus don't forget about the refrigerator drawers.

Why not conventional fridge? I ask because I wanted the same thing in my farmhouse kitchen but thought it might be a pain in the butt and decided against it.

Here is a link that might be useful: Link to 1 site with UC Comm Refridge