STARTECH 

STARTECH SFP1GBX40DES DELL EMC SFP-1G-BX40-D COMP DOWNSTREAM LC FIBER SFP MODULE

Mfg Part Number:  SFP1GBX40DES  
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Price: $182.30
Quantity:
More to Come
Last Updated: Dec 27, 2025
No Sales Tax except these states
, PO and Wire.
The SFP1GBX40DES is a Dell EMC SFP-1G-BX40-D compatible downstream fiber SFP transceiver which pairs with StarTech.com's SFP1GBX40UES. They are designed, programmed and tested to work with 1000Base-BX40 compatible Dell EMC switches and routers. The SFP transceiver module supports a maximum distance of up to 40 km (24.8 mi) and delivers dependable 1 GbE connectivity over fiber cabling.
Technical Specifications:
  • Wavelength: 1490nmTx/1310nmRx
  • Maximum Data Transfer Rate: 1000 Mbps (1 Gbps)
  • Type: Single Mode Fiber
  • Connection Type: LC Connector
  • Maximum Transfer Distance: 40 km (24.8 mi)
  • MTBF: 3,713,222 hours
  • Power Consumption: < 1.6W
  • DDM: Yes
This SFP fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions.
StarTech.com SFPs
All StarTech.com SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP Cables, providing the convenience and reliability you need to ensure dependable network performance.
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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