Based on this product's specifications, here are some alternatives and similar models
PoE adapter TP-LINK Omada POE5430G-M2 2.5 Gigabit/Fast/Gigabit Ethernet 54 V 30 W Passive PoE White
Summary description:
TP-Link Omada POE5430G-M2 is a compact PoE adapter providing 2.5 Gigabit, Gigabit and Fast Ethernet compatibility with LAN rates of 10/100/1000/2500 Mbit/s. It supplies passive PoE at 54 V with up to 30 W output and has a power LED. Dimensions 57 × 110 × 36 mm, input current 0.56 A. Certified BSMI, CE, FCC, KC, UL. Ideal for powering PoE devices such as access points, IP cameras and small network equipment.