Based on this product's specifications, here are some alternatives and similar models
SFP Module Extralink 1.25Gbps LC/UPC 850nm 550m multimode (2-pack)
Summary description:
Extralink SFP 1.25G multimode transceiver module kit (2-pack) supports 1.25 Gbps data rate, 850 nm wavelength, LC/UPC connector and up to 550 m reach over multimode fiber. The modules include DOM for optical diagnostics and are designed for switching, routing and fiber uplink applications in campus and enterprise networks.