This unit by Fantec seems to do what I was hoping for:

https://www.amazon.it/QB-35US3-6G-Esterno-pollici-Ventola-Sensore/dp/B07DD1QZY7/ref=sr_1_42?__mk_it_IT=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=thunderbolt%2B3.0%2Bhdd%2Benclosure&qid=1587899602&sr=8-42&swrs=CD1D3103A6454A63DC87E5243AFBE406&th=1
_________________________
= Taym =
MK2a #040103216 * 100Gb *All/Colors* Radio * 3.0a11 * Hijack = taympeg