Based on this product's specifications, here are some alternatives and similar models
Digitus 8-Port Gigabit Ethernet PoE Injector 802.3bt 250W
Summary description:
The Digitus 8-Port Gigabit Ethernet PoE Injector supports IEEE 802.3af, 802.3at, and 802.3bt standards. It provides 85W output power at 54V, suitable for powering devices over Ethernet. With a maximum operating distance of 100m, it is ideal for various networking applications. The compact design includes a single fan for cooling.