Based on this product's specifications, here are some alternatives and similar models
SFP Transceiver LANCOM SFP-LR40-LC10 Fiber Optic 10000 Mbit/s
Summary description:
The LANCOM SFP-LR40-LC10 is a fiber optic SFP transceiver with a maximum data transfer rate of 10000 Mbit/s. It features a stainless steel design and operates with a typical power consumption of 1.5 W. This transceiver is compatible with Lancom products and comes in a pack of 10 units, making it ideal for network expansions and upgrades.