The Technology Descriptions Of Cisco X2-10GB-ER In Fiberstore


The Cisco 10GBASE X2 modules offer customers a wide variety of 10 Gigabit Ethernet connectivity options for data center, enterprise wiring closet, and service provider transport applications. Hot-swappable input/output device plugs into an Ethernet X2 port of a Cisco switch or router to link the port with the network.FiberStore offers cost-effective standards-based Cisco Compatible X2 Transceivers. As a 3rd party OEM manufacturer, our Cisco X2 is delivered to worldwide from our factory directly.




10GBASE-ER is a port type for single-mode fiber and uses 1550 nm lasers. Its Physical Coding Sublayer 64b/66b PCS is defined in IEEE 802.3 Clause 49 and its Physical Medium Dependent PMD in Clause 52. It delivers serialized data at a line rate of 10.3125 Gbit/s.


10GBASE-ER has a reach of 40 kilometres (25 mi) over engineered links and 30 km over standard links.The Cisco 10GBASE-ER Module supports a link length of up to 40 kilometers on standard single-mode fiber (SMF, G.652).The 10GBASE-ER transmitter is implemented with an externally modulated laser (EML).


The Cisco X2-10GB-ER is a Class 1 laser product. It fully complies with the multi-sourcing agreement (MSA) which enables it to work in all MSA compliant platforms. The X2-10GB-ER must be operated within the specified temperature and voltage limits. The optical ports of the module shall be terminated with an optical connector or with a dust plug.


Technical Specifications


Platform Support
Cisco X2 modules are supported on Cisco switches and routers. For more details, refer to the document Cisco Xenpak/X2 Compatibility Matrix.


Connectors and Cabling
Connectors: Dual SC/PC connector (-SR, -LR, -LRM, -LX4, -ER, -ZR); InfiniBand 4x connector (-CX4); RJ-45 connector (-T).


Note: For optical X2 modules, only connections with patch cords with PC or UPC connectors are supported. Patch cords with APC connectors are not supported. All cables and cable assemblies used must be compliant with the standards specified in the standards section.


Fiberstore is a leading supplier of 10GBase-er x2. We have a large selection of X2 transceivers in stock and can ship the X2 transceivers to you within 24 hours. All of our X2-10GB-ER are tested in-house prior to shipping to insure that they will arrive in perfect physical and working condition.Buy the X2-10GB-ER from us the direct manufacturer will save you much and you will receive the transceivers quickly by worldwide express.