10GBASE-Er SFP Module, Enterprise ise-Class. 1 x LC Duplex 10GBase-ER Network.The item "New CISCO SFP-10G-ER-S" is in sale since Tuesday, April 23, 2019. This item is in the category "Computers/Tablets & Networking\Enterprise Networking, Servers\Switches & Hubs\Switch Modules". The seller is "e-gbic" and is located in North Arlington, New Jersey. This item can be shipped worldwide.