Ascent Optics' 10G XENPAK to SFP+ Converter Module converts a 10 Gigabit Ethernet XENPAK port into a 10 Gigabit Ethernet SFP+ port. Just insert, detect, select and start programming, now we are able to support hundreds off vendors with just a few standard SFP modules. You can use SFP+ Copper, SFP+ Duplex, SFP+ WDM, SFP+ CWDM, SFP+ DWDM modules. From our point of view, buying an. 10G XENPAK to 10G SFP+ Converter/Adapter-Sate Optics-Network Connectivity Solutions! Sate Optics's QSA Converter series includes CVR-QSFP28-SFP28, CVR-QSFP-SFP+, CVR-X2-SFP+, CVR-XENPAK-SFP+,CVR-CFP-QSFP28 and CVR-CFP2-QSFP28. Download Now! Too Many Optics Brands in One Rack? Why Data Centers.