Optical Transceiver Module Cisco X2-10GB-LR-RFB 10Gbps 1310nm X2 form factor

Cisco X2-10GB-LR-RFB is an X2 form-factor optical transceiver module that provides 10 Gbps single-mode fiber connectivity for long-reach 10 Gigabit Ethernet links. The module transmits at a 1310 nm wavelength and is intended for use in compatible Cisco X2 slots on switches and routers. It is designed to support uplinks, core and distribution connections, and data center interconnects where stable 10 Gbps fiber links are required.

Advantages

The Cisco X2-10GB-LR-RFB offers a standardized X2 physical form factor for straightforward integration into supported Cisco platforms. Operating at 10 Gbps with a 1310 nm wavelength, it is suitable for long-reach single-mode fiber deployments and supports common network topologies such as uplinks between switches and routers. The module is manufactured to Cisco specifications (MPN X2-10GB-LR-RFB), ensuring compatibility with devices that accept Cisco X2 transceivers and adherence to expected performance characteristics.

Suitable for

• Long-reach 10 Gigabit Ethernet links over single-mode fiber
• Switch-to-switch and router uplinks in core and distribution layers
• Data center uplinks and interconnects requiring 10 Gbps fiber connectivity

Key specifications

• Brand: Cisco
• Manufacturer part number (MPN): X2-10GB-LR-RFB
• Form factor: X2
• Data rate: 10 Gbps
• Wavelength: 1310 nm
• Fiber type: Single-mode fiber (SMF)

How to use

Install the Cisco X2-10GB-LR-RFB module into a compatible X2 slot on the host switch or router following the device manufacturer’s installation procedure. Ensure the host device supports the X2 form factor and the specific Cisco MPN. Connect single-mode fiber cables using appropriate connectors and verify transceiver handshakes, link status, and negotiated speed in the host device management interface. Monitor link performance and alarms according to standard network operations procedures.

Recommendations

Confirm compatibility with the target Cisco platform and verify that the optical budget and connector types match your single-mode fiber infrastructure before deployment. Handle the optical ports with dust caps when not in use and follow ESD-safe handling and installation practices.