Cisco SFP RJ45 Transceivers connect Ethernet ports and other networking hardware to copper networks. The wavelength triggers are not applicable in Cisco SFP RJ45 Transceivers. These transceivers are meant for short distance connections and deliver data links extending up to 100m on cat5 copper cable and up to 300m on upgraded quality of copper cable. The Cisco SFP RJ45 Transceivers are operational at industrial temperature range and are not provided with DDM/DOM support. These transceivers come with RJ45 connector and can be used for data center and storage networks. Cozlink Cisco SFP RJ45 Transceivers are made fully compliant with industrial quality and safety standards. These industry approved replacements from Cozlink are made compatible with other Cisco SFP RJ45 Transceivers brands such as Dell, Huawei, Brocade, Juniper and many others.