E-mail to us
1 gig single mode sfp
1 gig single mode sfp

FSGCLB43 (B34)-K40C (I) 1.25G Single Fiber 40km SFP 1490nm/1310nm

Fibridge FSGCLB43(B34)-K40C(I) is compliant with SFP MSA, SFF-8472, IEEE802.3z and ROHS. It is widely used in Fast Ethernet, Router/server Interface, Switch to Switch Interface and Other Optical Links.

Specification of FSGCLB43(B34)-K40C(I) 1.25G Single Fiber 40km SFP 1490nm/1310nm


Part No.Bit Rate(Gbps)Laser(nm)Distance(km)Fiber typeDDMIConnectorTemp
FSGCLB43-K40C1.25149040SMFYESLC0℃~70℃
FSGCLB43-K40I1.25149040SMFYESLC-40℃~85℃
ESGCLB34-K40C1.25131040SMFYESLC0℃~70℃
ESGCLB34-K40I1.25131040SMFYESLC-40℃~85℃




Features of FSGCLB43(B34)-K40C(I) 1.25G Single Fiber 40km SFP 1490nm-1310nm

  • Up to 1.25Gbps Data Links.

  • 1490nm/1310nm DFB laser transmitter and PIN/TIA receiver.

  • Maximum link length of 40km on 9/125um SMF.

  • Hot-pluggable SFP footprint.

  • LC receptacles.

  • Low power dissipation.

  • RoHS compliant and lead-free.

  • Support Digital Diagnostic Monitor interface.

  • Single +3.3V power supply.

  • Compliant with SFF-8472.

  • Case operating temperature Commercial: 0°C to +70°C.

  • Industrial: -40°C to +85°C.





Products
Fibridge team is here to help!
If you have any product inquiries for Network Switches, please feel free to contact us.

Beijing Fibridge Co., Ltd.

Have a Questions? Call Us
Jun
11
2025
Jun 11 2025
The Impact of Lightning Surge on the Operational Stability of Network Switches
Lightning rods on buildings typically only protect against direct lightning strikes, while the powerful electromagnetic fields and pulse voltages induced by lightning can still threaten the stable ope...
Read More
The Impact of Lightning Surge on the Operational Stability of Network Switches
May
15
2025
May 15 2025
Installation Steps and Advantages of DIN Rail Mounted Switch
Under the wave of modern industrial automation and smart manufacturing, industrial Ethernet switches have become key equipment to ensure stable data transmission and improve production efficiency. Amo...
Read More
Installation Steps and Advantages of DIN Rail Mounted Switch
Apr
30
2025
Apr 30 2025
Types and Installation of SFP Gigabit Ethernet Modules
As modern network applications demand increasing bandwidth and data transmission rates, Gigabit Ethernet has gradually replaced Fast Ethernet, becoming the new generation network standard. Compared to...
Read More
Types and Installation of SFP Gigabit Ethernet Modules
Beijing Fibridge Co., Ltd.
steven@fibridge.com
8610-58858988
A402, Power Creative Bldg, No.1, Shangdi East Road, Haidian, Beijing, China
A402, Power Creative Bldg, No.1, Shangdi East Road, Haidian, Beijing, China
steven@fibridge.com 8610-58858988