CISCO 

CISCO SFP-25G-BX40U-I= 25GBASE-ER BIDIRECTIONAL -U SFP28 ITEMP MODULE

Mfg Part Number:  SFP-25G-BX40U-I=  
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Price: $10,733.38
Quantity:
In Stock/Mfg Direct Ship
Last Updated: Aug 29, 2025
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Cisco SFP-25G-BX40D-I and SFP-25G-BX40U-I (single-fiber bidirectional applications)

The Cisco 25GBASE-BR40 Modules support link lengths of 40km over a single strand of standard Single-Mode Fiber (SMF) G.652 at 25G. An SFP-25G-BX40D-I device is always connected to an SFP-25G-BX40U-I device with a single strand of standard SMF. The communication over a single strand is achieved by separating the transmission wavelength of the two devices. SFP-25G-BX40D-I transmits at 1314nm wavelength and receives at 1289nm wavelength. The SFP-25G-BX40U-I transmits at 1289nm and receives at 1314nm wavelengths.

These modules require RS-FEC on the host ports for full reach operation at 25G. These modules have an industrial temperature range.

Main Specification
General Information
Manufacturer Cisco Systems, Inc
Manufacturer Part Number SFP-25G-BX40U-I=
Manufacturer Website Address http://www.cisco.com
Brand Name Cisco
Product Name SFP28 Module
Product Type SFP28
Technical Information
Application/Usage Optical Network
Application/Usage Data Networking
Interfaces/Ports
Total Number of Ports 1
Interfaces/Ports Details 1 x 25GBASE-BR40 Network
Media & Performance
Media Type Supported Optical Fiber
Fiber Optic Cable Wavelength 0.1 mil
Fiber Mode Supported Single-mode (Bi-directional)
Ethernet Technology 25 Gigabit Ethernet
Network Technology 25GBase-BR40
Maximum Distance Supported 40 km
Environmental Conditions
Minimum Operating Temperature -40°F (-40°C)
Maximum Operating Temperature 185°F (85°C)
Physical Characteristics
Color Family Red
Product Color Red
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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