Cisco Compatible GLC-LH40-SM 1000Base-LX/LH 40KM SFP, 1310nm SM

Manufacturer: Cablexa
Part Number: GLC-LH40-SM
Availability: In Stock
Ships: Usually in 2 days
Price: $40.00



1000BASE-EX SFP for Long-Reach Single-Mode Fibers

The 1000BASE-EX SFP operates on standard single-mode fiber-optic link spans of up to 40 km in length. A 5-dB inline optical attenuator should be inserted between the fiber-optic cable and the receiving port on the SFP at each end of the link for back-to-back connectivity.


  • Part Number: GLC-LH40-SM
  • Product Type: Transceiver Module
  • Form Factor: SFP
  • Data Rate (max): Up to 1.25Gb/s
  • Distance (max): 40KM
  • Transmitter: 1310nm DFB
  • Receiver: PIN
  • Digital Diagnostic: No
  • Connector: Duplex LC
  • Cable Type: SMF
  • Wavelength: 1310nm
  • Operating Temperature: 0 to 70°C (32 to 158°F)


  • Cablexa Logo (Default)
  • Generic Label
  • Custom Label

This GLC-LH40-SM is marked and labelled with Cablexa brand as default. Customized labelling and branding are available as request.


Cablexa offers 5-year limited warranty on this GLC-LH40-SM optical transceiver module.

Quality Guarantee

Cablexa offers a large selection of optical transceivers that are compatible with all the major brands. We also carry transceivers in various form factors to meet your networking needs. Now you have a reliable, compatible and affordable means to expand your network while maintaining its integrity. All of Cablexa's transceivers are tested for 100% functionality and guaranteed compatible for outstanding network performance.

This Cisco Compatible GLC-LH40-SM 1000Base-LX/LH 40KM SFP, 1310nm SM is 100% MSA compliant. It is guaranteed compatible with your router or switch. And it comes with a 5-year warranty and lifetime technical support. If you have any questions about this GLC-LH40-SM transceiver module or any other item, feel free to contact us.

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