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  •   Integrated optical SFP transceiver | 1.25 Gbps | Single Mode connection | LC connector | up to 20 km | low EMI and strong ESD protection | CUDY SM100GSB-20AB

    Integrated optical SFP transceiver | 1.25 Gbps | Single Mode connection | LC connector | up to 20 km | low EMI and strong ESD protection | CUDY SM100GSB-20AB

    Code: SM100GSB-20AB
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    An optical SFP transceiver designed for stable data transmission over single-mode optical fiber at distances of up to 20 km. This model consists of an A and B pair of modules operating at different wavelengths (1310 nm / 1550 nm), making it suitable for point-to-point links, building interconnections, industrial networks, and ISP solutions.

    With a data rate of 1.25 Gbps, LC connector, low EMI emission, and compliance with the SFF-8472 standard, this SFP module is a versatile choice for both home and professional environments. 

  • Product description

    Technical Specifications

    Type: Optical pluggable transceiver (SFP)
    Model: SM100GSB-20AB
    Brand: CUDY
    Data rate: up to 1.25 Gbps
    Optical mode: Single Mode (SMF)
    Max. transmission distance: up to 20 km
    Connector: LC
    Power supply: +3.3 V (single)
    Standards: SFF-8472, RoHS
    Data interface: LVPECL
    Protection: low EMI, excellent ESD protection
    Module A (SM100GSB-20A): 1310 nm FP laser (Tx); 1550 nm PIN photodetector (Rx)
    Module B (SM100GSB-20B): 1550 nm DFB laser (Tx); 1310 nm PIN photodetector (Rx)

    Note: Modules A and B must be used as a pair for proper operation.

    Functions

    Long-distance optical data transmission (up to 20 km)
    Stable 1.25 Gbps interference-free connection
    Transmission and reception at different wavelengths (WDM)
    Hot-pluggable
    Compatible with most SFP-enabled network devices
    Reliable operation in industrial environments

    Applications

    For home users: Optical connection between buildings or separate objects (house–garage, house–outbuilding), stable internet where copper cabling is unsuitable due to distance or interference
    For electricians / IT specialists: Interconnection of network equipment (switches, routers, media converters), optical backbone links for CCTV systems, reliable solution for customer infrastructures
    For engineers / industrial users: Industrial Ethernet networks, data transmission between buildings, workshops or control cabinets, ISP, telecommunications and automation solutions

    Pros

    Up to 20 km transmission distance
    Stable and reliable Single Mode connection
    Low EMI and good ESD protection
    Compliant with SFF-8472 and RoHS
    Clearly separated A/B pair – secure WDM solution

    Cons

    Requires paired A and B modules (does not work individually)
    Not suitable for Multi-Mode (MM) optical cables
    Designed for SFP only (not SFP+) 

    Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.

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