Cisco CWDM SFP+ Modules deliver data rate of 10Gbps and are meant for long range connectivity solutions. These modules accept input wavelengths of 1270~1610nm and deliver data reach up to a span of 80km.These modules promote Investment Protection as the Cisco CWDM SFP+ Modulesenable enterprises and service providers to increase the bandwidth of an existing 10 Gigabit Ethernet optical infrastructure without adding new fibre strands. The Cisco DWDM SFP+ Modules come with and support  operating temperature range: 32 to 158°F (0 to 70°C) and  Storage temperature range: -40 to 185°F (-40 to 85°C).  These high performance Cisco DWDM SFP+ Modules consume less power, promote low insertion loss. Cozlink manufactures and supplies DWDM SFP+ Modules that are fully interchangeable with other CWDM SFP+ brands such as Finisar, Brocade, Dell, HP, Prolabs and many others.