Based on this product's specifications, here are some alternatives and similar models
Fiber optic transceiver module ACT TR0011 1250 Mbit/s SFP 850 nm
Summary description:
The ACT TR0011 is a fiber optic SFP transceiver module with a maximum data transfer rate of 1250 Mbit/s. Operating at a wavelength of 850 nm, it ensures reliable and high-speed data transmission over optical networks. This module is compatible with various networking equipment, making it a versatile choice for enhancing your network performance.