Based on this product's specifications, here are some alternatives and similar models
SFP28 Transceiver Dell 25GbE 850nm SR 407-BCHI-RFB — short-range optical module
Summary description:
Dell SFP28 transceiver 407-BCHI-RFB is a 25GbE short-range (SR) optical module operating at 850 nm designed for high-speed data links in switches and servers with SFP28 ports. It supports 25 Gigabit Ethernet connections over multimode fiber for data center interconnects, aggregation and top-of-rack deployments, providing compact, hot-pluggable connectivity to simplify upgrades and increase port density.