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25G/10G Auto Adapting 80km SFP

By C-LIGHT Marketing 丨 Jul 31, 2025
Table of Contents

    25G/10G Auto-Adapting 80km SFP Transceiver automatically adapts between 25Gbps and 10Gbps speeds, supporting long-distance fiber transmission up to 80km. Housed in an SFP form factor, it delivers high compatibility for bandwidth-intensive applications such as data center interconnects  and metropolitan area network expansion.


    -40℃~85℃ 25G/10G Auto Adapting 丨 

    80km with FEC Support 丨Factory warranty


    CLSFP25GZRI

    25G-SFP28-80kmSupports 25GBASE(25Gb/s) and 10GBASE(10Gb/s);

    Lane max bit rate 25.78 Gb/s;

    Up to 80km transmission on SMF, with FEC support by host board;

    High power 1310nm laser and APD receiver;

    High speed I/O electrical interface (25GAUI);

    I2C interface with integrated Digital Diagnostic monitoring;

    SFP28 MSA package with duplex LC connector;

    Single +3.3V power supply; Maximum power consumption 1.5 W;                

    Operating case temperature: Refer to Order info.   

    Compliant to IEEE 802.3cc Draft3.0, SFF-8402 and SFF-8432;

    Operate case temperature -40℃~85℃


     Specification

    Number

    CLSFP25GZRI

    VendorC-LIGHT
    Form FactorSFP28Data Rate Max

    25.78Gbps

    10.31Gbps

    Wavelength1310nmMax Cable Distance80km
    ConnectorDuplex LCMediaSMF
    Transmitter TypeDML 1310nmReceiver TypeAPD
    TX Power4.5~6.5dBmReceiver Sensitivity< -20dbm
    Power Budget>24dBReceiver Overload-5dBm
    Power Consumption≤1.5WExtinction Ratio>4dB
    DDM/DOMSupportedIndustrial Temperature Range-40 to 85°C
    CDRTX & RX Built-in CDRFEC FunctionSupport
    ProtocolsSFF-8472, SFF-8432, SFF-8431Warranty3 Years
    Core SizeG.652Packaging TechnologyBOX Packaging


     System Test

    25G-SFP-80km-transceiver

    25G-SFP-80km-test

    25G-SFP-80km-DDM


     Test video


     Related Products
    Number

    CLSFP25GZRI

    CLSFP25GERI

    CLSFP25GDW40P-XX

    Wavelength

    1310nm

    1310nm

    C-Band DWDM

    ConnectorLC Simplex

    LC Duple

    LC Simplex

    Cable Distance (Max.

    80km

    40km

    40km

    Data Rate

    25.78Gbps

    25.78Gbps

    25.78Gbps

    Transmitter Type

    DFB

    DFB

    EML

    TX Power

    >4.5dBm

    >-0.5dBm

    >-1dBm

    Receiver Sensitivity

    < -20dbm

    < -18dbm

    < -15dbm

    Application

    Access Network

    Access Network

    Data Center


     Application Graph
    25G-SFP-80km-application


    For any questions, please contact us by email or WhatsApp.

    Email: sales@c-light.com

    WhatsApp: +86 132 6656 7067

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