XCVR-S40V55-CW59 Ciena® Compatible Transceiver CWDM SFP+10GBase (1590nm, SMF, 40km, LC, Dom, Ind Temp)XCVR S40V55 CW59 Ciena Compatible Transceiver CWDM SFP+10GBase (1590nm, SMF, 40km, LC, Dom, Ind Temp) ATGBICS Ciena compatible XCVR S40V55 CW59 SFP+ 10GBase CWDM form factor network transceiver supports a distance of up to 40km over single mode fibre (SMF) using a wavelength of 1590nm via an LC Duplex connector. This product operates within an industrial temperature range. Digital optical monitoring (DOM) support is also present enabling real time