https://www.ebay.com/sch/i.html?_nkw=Addon+Ciena+Ntk591Mb+Compatible+Taa+Compliant+1000Base+Cwdm+Sfp+Transceiver+Smf+1490Nm+40Km+Lc+&_sacat=0&_dmd=2

Addon Ciena Ntk591Mb Compatible Taa Compliant 1000Base-Cwdm Sfp Transceiver (Smf; 1490Nm; 40Km; Lc)

Regular price
$309.00
Sale price
$218.00

Model Brand: AddOn