TX1310nm RX1490nm 40km SFP Optical Transceivers

Basic Information
Place of Origin: Shenzhen China
Brand Name: OLKOPTO
Certification: RoHS FCC CE GS UL FDA etc
Model Number: OLSB3412L-CD40
Minimum Order Quantity: 1pc
Packaging Details: Individual package Or 10pcs/pallet Or 20pcs/pallet
Delivery Time: 3-5 working days
Payment Terms: T/T or Net 30 days
Supply Ability: 80-120k per month
Form Factor: SFP Data Rate: 1.25Gbps/1.0625Gbps
Compatibility: Cisco Wavelength: 1310nm-TX/1490nm-RX
Fiber Type: SMF Connector: LC Simplex
Distance: 40km DOM Support: Yes
Temperature: 0~70 °C Warranty: 3 Years
High Light:

40km SFP Optical Transceivers


TX1310nm SFP Optical Transceivers


40km sfp optical module

TX1310nm RX1490nm 40km SFP Optical Transceivers


SFP BIDI Transceiver Cisco Compatible 1000BASE TX1310nm/RX1490nm 40km LC SMF


Product Details

The product of OLSB3412L-CD40, SFP-BIDI transceivers are designed for data-rate of 1.25Gbps/1.0625Gbps and 40km transmission distance with SMF.

Olinkcom as a professional manufacturer often major brand compatible, such as Juniper, Arista, Mikrotik, Brocade, Dlink and so on. So the SFP BIDI Transceiver Cisco Compatible 1000BASE TX1310nm/RX1490nm 40km LC SMF not only supports the Cisco compatible, but also supports customized.


Absolute Maximum Ratings

Parameter Symbol Min. Max. Unit Note
Supply Voltage Vcc -0.5 4.0 V  
Storage Temperature TS -40 85 °C  
Relative Humidity RH 0 85 %  


Note: Stress in excess of the maximum absolute ratings can cause permanent damage to the transceiver.


General Operating Characteristics

Parameter Symbol Min. Typ Max. Unit Note
Data Rate DR   1.25   Gb/s  
Supply Voltage Vcc 3.13 3.3 3.47 V  
Supply Current Icc5     220 mA  
Operating Case Temp. Tc 0   70 °C  
TI -40   85  


Optical Characteristics (TOP(C) = 0 to 70 , TOP(I) =-40 to 85 ,VCC = 3.13 to 3.47 V)

Parameter Symbol Min. Typ Max. Unit Note
Operating Wavelength λ 1290 1310 1330 nm  
1470 1490 1510  
Ave. output power (Enabled) PAVE -5   0 dBm 1
Extinction Ratio ER 9     dB 1
Side-Mode Suppression Ratio SMSR 30     dB  
RMS spectral width Δλ     1 nm  
Rise/Fall time (20%~80%) Tr/Tf     0.26 ns 2
Dispersion penalty TDP     3.9 dB  
Output Optical Eye Compliant with IEEE802.3 z (class 1 aser safety)
Operating Wavelength λ   1490   nm  
Receiver Sensitivity PSEN1     -22 dBm 3
Overload PAVE -3     dBm 3
LOS Assert Pa -35     dBm  
LOS De-assert Pd     -25 dBm  
LOS Hysteresis Pd-Pa 0.5     dB  



1. Measured at 1250Mb/s with PRBS 2 223 – 1NRZ test pattern.

2. Unfiltered, measured with a PRBS223 – 1 test pattern @1.25Gbps

3. Measured at 1250Mb/s with PRBS 223 – 1 NRZ test pattern for BER < 1x10-12


Product Features

● Supports 1.25Gbps/1.0625Gbps bit rates

● Bi-Directional LC connector

● Hot pluggable SFP footprint

● 1490nm DFB laser and 1310nm PIN photo detector

● 1310nm DFB laser and 1490nm PIN photo detector

● Applicable for 40Km SMF connection

● Low power consumption, < 0.8W

● Digital Diagnostic Monitor Interface

● Compliant with SFP MSA and SFF-8472

● Very low EMI and excellent ESD protection

● Operating case temperature: Commerical:0 to 70 °C



● Gigabit Ethernet

● Fiber Channel

● Switch to Switch interface

● Switched backplane applications

● Router/Server interface

● Other Optical Links


Contact Details

WhatsApp : +8618695187695