“Be aware that this is not a silent HAT. If it were to run it within earshot it might drive you up the wall. It also gets hot - so be prepared for that. Otherwise, does exactly what you need it so - i.e. power a pi over ethernet.”
“There is a clearance issue with the screws a you woukd have probably read from other reviews. However this is perfect for rackmounting a RPi4 with an SSD as my original PoE hat did not have enough juice to power the ssd reliably.”