I just got it on Amazon Netgear store. They have lots of models at different price levels, number of ports and wattage power. I'm not saying it's the best brand, there are others like TP-Link, Linksys, etc. It's POE+ and a managed switch but I just use it unmanaged so far.

https://www.amazon.com/NETGEAR-16-Port-Gigabit-Ethernet-GS316EP/dp/B08VD4N2TN?ref_=ast_sto_dp&th=1