SFP28 25GBASE SMF LC Optical Transceiver Module 1270nm-TX 1310nm-RX 10km

Basic Information
Place of Origin: SZ China
Brand Name: OLKOPTO
Certification: ISO9001,ISO14001,OHSAS18001
Model Number: OLSB232XL-CD10
Minimum Order Quantity: 1pcs
Packaging Details: Individual package OR 10 pcs/ pallet OR 20 pcs/ pallet
Delivery Time: 3-5 working days
Payment Terms: TT/Net 30days
Supply Ability: 80-100k per month
Part Number: OLSB232XL-CD10 Data Rate: 25G
Transmission Distance: 10km Wavelength: 1270nm-TX/1310nm-RX
Commerical Temperature: 0 To 70 °C Industrial:: -40 To 85 °C
High Light:

SFP28 LC Optical Transceiver


25G LC Optical Transceiver


SFP28 module

SFP28 25GBASE SMF LC Optical Transceiver Module 1270nm-TX 1310nm-RX 10km


Cisco SFP28 25GBASE 1270nm-TX/1310nm-RX 10km LC SMF Optical Transceiver Module


Product Features

● compliant to SFF-8402 for SFP28 solution

● Digital Diagnostic Monitor Interface with SFF-8472

● Hot pluggable SFP+ footprint

● 1270nm/1330nm DFB transmitter

● Up to 25.78Gb/s data links

● Applicable for 10Km SMF connection

● High transmission margin

● Low power consumption<1.5W

● Single 3.3V power supply

● Operating case temperature:

Commerical:0 to 70 °C Industrial:-40 to 85 °C




● 25.78 Gb/s single lane

● Other optical links


Product Descriptions

Olinkcom’s OLSB23(32)2XL-C(I)D10 1270,1330nm DFB transmitter uses BIDI transceiver is designed for use in 25Gb/s

data rate over single-mode fiber for link length 10Km.


The transceiver designs are optimized for high perform-ance and cost effective to supply customers the best solutions for

25Gb/s single lane optical links.



Optical Characteristics

Parameter Symbol Min. Typ Max. Unit Note
Operating Wavelength   1250 1270 1290 nm  
1310 1330 1350  
Ave. output power (Enabled) Po -3   5 dBm  
Extinction Ratio ER 3.5     dB  
spectral width(-20dB) Δλ     1 nm  
Relative Intensity Noise RIN     -130 dB/Hz  
Dispersion penalty       3 dB  



Parameter Symbol Min. Typ Max. Unit Note
Operating Wavelength   1310 1330 1350 nm  
1250 1270 1290  
Stressed Receiver OMA Sensitivity Psen     -13 dBm  
Average Receiver Power Pimax -13.3   2 dBm  
LOS Assert Pa -30     dBm  
LOS De-assert Pd     -13 dBm  
LOS Hysteresis Pd-Pa 0.5   5 dB  



More details of our products:

High Reliable Optical Components and Excellent Design

1.DLB laser and PIN photodiode

2.Thick Gold Finger


3.Plating Hard Gold Shell


Cost-effective and Reliable Transmission

Fully Tested for compatibility in our matched switches.


Our all modules have 3 years warranty!

Contact Details

WhatsApp : +8618695187695