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  4. Ethernet Switch
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  6. Web Smart Switch
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  8. 28-Port Managed Gigabit Switch
  9. 28-Port Managed Gigabit Switch
    Dahua

    28-Port Managed Gigabit Switch

    Stock Code: SG4028

    Brings twenty-eight gigabit ports into one chassis under web management
    This web managed gigabit switch brings 26 RJ45 ports at 10/100/1000 Mbps and 2 SFP slots at 1000 Mbps into a single chassis. A switching capacity of 56 Gbps forwards traffic at 41.664 Mpps. The web interface manages VLAN, STP/RSTP and link aggregation settings.
    26 × RJ45Gigabit Ethernet ports
    2 × SFPOptical ports
    56 GbpsSwitching Capacity
    41.664 MppsPacket forwarding rate
    12 VDCPower supply
    -10 °C to 55 °COperating Temperature
    Key features
    Port layoutPorts 1-26 run RJ45 at 10/100/1000 Mbps and ports 27-28 run SFP at 1000 Mbps.
    Network redundancySTP and RSTP shut down a looping link and bring the backup path into service.
    Link aggregationStatic link aggregation and LACP make two ports act as one link.
    VLAN4K VLANs and 10 VLAN interfaces split traffic into segments.
    Address managementSupports DHCP client, DHCP server and DHCP-Snooping.
    Low drawUnder 6 W when idle and 24 W at full load.
    Hardware
    Included Power AdapterYes
    Ethernet Port26
    Optical Port2
    Ethernet Port Speed10/100/1000 Mbps
    Optical Port Speed1000 Mbps
    Description of Function SlotsPort 1-26: 26 × RJ45 10/100/1000Mbps
    Port 27-28: 2 × SFP 1000Mbps
    DebuggingConsole × 1
    Reset Button1
    Power Supply12 VDC
    Operating Temperature–10°C to +55°C (+14°F to +131°F)
    Operating Humidity10%–90% (RH)
    Storage Temperature–40°C to +75°C (–40°F to +167°F)
    Storage Humidity5%–95% (RH)
    Power ConsumptionIdling: ≤ 6 W;
    Full load: 24 W
    Performance
    MTBF467125.73 hours
    Switching Capacity56 Gbps
    Packet Forwarding Rate41.664 Mpps
    Packet Buffer Size4.1 Mbit
    Jumbo Frame10K Byte
    MAC Table Size8K
    VLAN Number4K
    VLAN Interface10
    Communication StandardIEEE 802.3x
    Feature
    Spanning Tree ProtocolSTP, RSTP
    VLAN FunctionYes
    Link AggregationStatic link aggregation; LACP
    IEEE 802.3x Flow ControlIEEE 802.3x-based flow control (full-duplex)
    MulticastIGMP Snooping
    DHCP FunctionDHCP Client
    DHCP Server
    DHCP-Snooping
    SecurityIEEE 802.1x
    Equipment ManagementWEB (http and https)
    General
    Statics ProtectionAir discharge: 8 kV;
    Contact discharge: 6 kV
    Lightning ProtectionCommon mode: 2 kV;
    Differential mode: 1 kV
    Net Weight1.57 kg (3.46 lb)
    Gross Weight2.25 kg (4.96 lb)
    Product Dimensions440 mm × 163.85 mm × 43.65 mm (17.32" × 6.45" × 1.71")
    Packaging Dimensions520 mm × 271 mm × 107 mm (20.47" × 10.67" × 4.21")
    CertificationsCE

    Datasheet

    SG4028

    pdf8/26/2025

    A&E Dökümanları

    SG4028

    docx8/26/2025

    Kullanım Kılavuzu

    SG4028

    pdf8/26/2025

    SG4028

    pdf8/26/2025

    Teknik Çizim

    SG4028

    pdf8/26/2025

    SG4028

    pdf8/26/2025

    SG4028

    pdf8/26/2025

    Fotoğraf

    SG4028

    png8/26/2025

    SG4028

    png8/26/2025

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