B-12
Cisco Nexus 7000 Series Hardware Installation and Reference Guide
OL-23069-07
Appendix B Transceivers and Module Connectors
10-Gigabit X2 Transceivers
This section includes the following topics:
• 10GBASE-X X2 Transceivers, page B-12
• 10GBASE-DWDM X2 Transceivers, page B-13
10GBASE-X X2 Transceivers
For the 10GBASE-X X2 transceiver cabling specifications, see Table B-15. For the optical transmit and
receive specifications, see Table B-16. For the physical and environmental specifications, see
Table B-17.
Table B-15 X2 Transceiver Cabling Specifications
X2 Transceiver
Product Number Cable Type
Connector
Type
Wavelength
(nm)
Core Size
(microns)
Modal
Bandwidth
(MHz-km)
Maximum Cabling
Distance
1
X2-10GB-CX4 Copper — — — 49.2 feet (15 meters)
X2-10GB-ER SMF SC duplex 1550 G.652 fiber — 24.9 miles (40 km)
X2-10GB-LR SMF SC duplex 1310 G.652 fiber — 6.2 miles (10 km)
X2-10GB-LRM MMF
SMF
SC duplex 1310 62.5
50.0
50.0
G.652 fiber
500
400
500
—
722 feet (220 meters)
328 feet (100 meters)
722 feet (220 meters)
984 feet (300 meters)
X2-10GB-LX4 MMF 1300 62.5
50.0
50.0
500
400
500
984 feet (300 meters)
787 feet (240 meters)
984 feet (300 meters)
X2-10GB-SR MMF SC duplex 850 62.5
62.5
50.0
50.0
50.0
160
200
400
500
2000
85 feet (26 meters)
108 feet (33 meters)
217 feet (66 meters)
269 feet (82 meters)
984 feet (300 meters)
X2-10GB-ZR SMF 49.3 miles (80 km)
1. Cable distances are based on fiber loss. Additional factors, such as the number of splices and the optical quality of the fiber, can affect cabling
distances.
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