The Fiber Store SFP-1G43-BX10 is a box of 10 SFP modules designed for enterprise networking needs. Manufactured by FS, these units offer a maximum data rate of 1000 Mbps and are compatible with 1490/1310nm wavelengths for a transmission distance of up to 10km. The SFP network ports ensure reliable connectivity, making them a valuable addition to any switch or hub setup. With a serial number of G2440842320, these non-modified units provide high-quality performance for your networking requirements.