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The Cisco SFP-10G-SR module is the multimode 10G fiber optical transceiver, and it supports up to 400m link length when uses 4700Mhz KM MMF (OM3).
Figure 1. The appearance of SFP-10G-SR.
☆ Industry’s smallest 10G form factor for greatest density per chassis
☆ Hot-swappable input/output device that plugs into an Ethernet SFP+ port of a Cisco switch
☆ Supports “pay-as-you-populate” model for investment protection and ease of technology migration
☆ Digital optical monitoring capability for strong diagnostic capabilities
☆ Optical interoperability with 10GBASE XENPAK, 10GBASE X2, and 10GBASE XFP interfaces on the same link
☆ Cisco quality identification (ID) feature enables a Cisco platform to identify whether the module is certified and tested by Cisco
The Supported Platforms
Figure 2. The SFP-10G-SR can be supported in a switch SFP slot.
Table 1. Cisco SFP+ modules are supported on a wide range of Cisco switches and routers:
ASR 9000v Series Router
ME 4900NCS 6000 Series Router
Shared Port Adapter (SPA)
Catalyst 2350 and 2360 Series Switches
Catalyst 3100 Blade Switches
Nexus 2000 and 4000 Series Switches
Nexus 9000 and 9500 (modular) Series Switches
RF Gateway Series
Unified Computing System (UCS) Switches
Compare to Similar Items
Table 2. SFP-10G-SR and SFP-10G-LR Port Cabling Specifications:
Core Size (Microns)
Modal Bandwidth (MHz/km)
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Core Size (Microns)
Modal Bandwidth (MHz*km)
Transmit and Receive Wavelength (nm)
840 to 860
Bail Latch Color
Power Consumption (W)
Operating Temperature Range
Transmit Power (dBm)
Receive Power (dBm)
SFP-10G-SR support 850NM multi-mode fiber with about 26 meters guaranteed length. what about the SFP-10G-SR-X model? Does it support more distance with same fiber?
NO, SFP-10G-SR-X can just extend temperature range.
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