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Table 18: Optical Interface Support and Copper Interface Support for Gigabit Ethernet SFP
Transceivers in EX3200 and EX4200 Switches (continued)
SpecificationsEthernet Standard
EX-SFP-1GE-SXModel Number1000Base-SX
1000 MbpsRate
LCConnectorType
DualFiber Count
850 nmTransmitter Wavelength
–9.5 dBmMinimum LaunchPower
–3dBmMaximumLaunch Power
–21dBmMinimum ReceiverSensitivity
0 dBmMaximumInput Power
MMFFiberType
50/125 µm50/125 µm62.5/125 µm62.5/125 µmCore/Cladding Size
OM2–OM1FDDIFiber Grade
500 MHz/km400 MHz/km200 MHz/km160 MHz/kmModal Bandwidth
550 m
(1804 ft)
500 m
(1640 ft)
275m
(902ft)
220 m
(722 ft)
Distance
AvailableDOM Support
Junos OSfor EXSeries switches,Release 9.0or laterSoftwarerequired
45Copyright©2010,Juniper Networks,Inc.
Chapter3:ComponentSpecifications