Nice finding.
Zyxel 12-Port Gigabit Smart Managed Multi-Gig Switch. 2 x Copper 2.5G Ports, 2 x 1/10G SFP+ Ports [XGS1210-12]
S$245.88 but only two 2.5G copper ports.
There are more options but the price goes up sharply.
This one has 8 2.5G ports
https://www.amazon.com/TRENDnet-2-5G...394890&sr=8-17
TRENDnet 10-Port 2.5GBASE-T Web Smart Switch, 8 x 2.5GBASE-T RJ-45 Ports, 2 x 10G SFP+ Slots, Lifetime Protection, TEG-30102WS, Black
US$ 395 74+
US$54.71 Shipping & Import Fees Deposit to Singapore