1000Base-BX SFP Transceivers from Cozlink are industry standard transceivers delivering link lengths of 10 km on a point to point single mode fiber. These operate are 1490 nm TX and 1310 nm RX wavelengths giving cost-effective power efficient I/O solutions for connecting Ethernet ports to optical fiber network. 1000Base–BUX SFP Transceivers are available in D and U models and are supposed to be used in pairs. Both models of 1000Base-BX SFP Transceivers use LC connector and deliver bi-directional data speed of 1 Gbps. 1000Base-BX SFP Transceivers from Cozlink are MSA compliant and RoHS standards approved optical fiber hot swappable modules and can be interchangeably used with other brands of transceivers prevalent in the market.