Shenzhen JHA Technology Co., Ltd is one of the leading manufacturers of hardened Ethernet, PoE, and fiber connectivity products specifically designed for harsh and demanding environments.


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24+4 Management Gigabit Switch JHA-S2404MG-28BC

    • 24+4 Management Gigabit Switch is a standard nonblocking switch


Fiber Ethernet Switch

Managed Fiber Ethernet Switch

  • 24+4 Management Gigabit Switch JHA-S2404MG-28BC


    ♦  Product Overview

    24+4 Management Gigabit Switch is a standard nonblocking switch. Provides 24*10/100/1000Base-T ports, 4*1000M SFP ports; 56Gbps switching capacity, 41.644Mpps forwarding performance,flexible networking capability ensures the stablity of the network and the balance of the load link. which offers enough bandwidth for data aggregation and data exchange.And in order to flexibly respond to the network requirements,users can select appropriat Gigabit ports according to their needs; Suitable for small and medium-sized enterprises, campus network, Internet cafes and MAN use.

    ♦  Product Key Features

    1 . High performance

     (1)with 56Gbps backplane capacity, the highest performance (1U TOR) in this field;

     (2)hardware routing, the packet forwarding rate of the wire speed layer 2 switching has reached 41.644Mpps;

     (3)able to be deployed in the Metropolitan Area Network,and provide several last kilometer technology;

     (4)ethernet / IEEE802.3 packet size (64 bytes to 1522 bytes)

     (5)jumbo packets up to 9216 bytes

    2 . Safe and Reliable

    (1)provide DOS, DDOS, spoofing and virus defense

    (2)support IEEE802.1x, provide port-based user authentication, network shield, safety control, and policy control technology

    (3)restrict the maximum number of  hosts connected with the port, multi-binding Ethernet interface , increasing bandwidth and system redundancy

    (4)powerful ACL, support L2-L4 data filtering

    (5)policy control list and flow regulation

    3 . Convenient Maintenance

    (1)support flexible port configuration

    (2)able to be managed via Web, SNMP,etc

    (3)support XModem protocol, use TFTP/ZMODEM for software upgrading and BootRom upgrading

    4 . Powerful Flow and Broadcast Management

    (1)automatically detect and control broadcast storm, support IGMP packets detection, effectively limit the flooding of broadcast packets.

    (2)support full duplex mode and half duplex mode flow control
    (3)support Ethernet interface taking 1M as the step length for rate limiting

    ♦  Product Technical Specification

    Product Model


    Basic characteristics

    Fixed Port

    24*10/100/1000Base-T ports, 4*1000M SFP ports

    Backplane Capacity


    Forwarding Performance 



    ARM® Cortex™-A9

    Flash Memory Capacity


    Memory Capacity


    MAC Address Table


    Queue buffer


    Soft Specification


    Port based VLAN


    802.1Q VLAN

    MAC Address Table

    Static MAC address table

    Storm Control

    Broadcast suppression


    Multicast suppression

    DLF suppression

    Limiting rate

    Flow Control

    Half-duplex control based on the back pressure type


    Full-duplex control based on the PAUSE frame

    Port Mirroring

    Support port mirroring

    Port Management

    General setting


    Port counting

    Configuring port

    Port trunking

    IP Services

    Ping dectection


    DHCP Snooping

    Spanning Tree


    System Management




    Remote Upgrading

    Support version upgrading via web


    Support version upgrading via local

    Physical Characteristics


    440mm × 230mm × 44mm

    Charateristic of Power

    AC 110-240V adaptive, 47-63Hz, 1A/230V, RPS power hot backup



    Indicator lamp

    Power indicator, indication of system, connecting / transceiver instructions

    Environment Temperature /Humidity  

    0-50 ℃ operation,-40-70 ℃ preservation,0-90% no condensation

    u Certification


    ROHS authentication
    European Community (CE) Electromagnetic Compatibility Directive:This equipment has been tested and found to comply with the protection requirements of European Emission Standard EN55022/EN60555-2 and the Generic European Immunity Standard EN50082-1.



    EN55022(1988)/CISPR-22(1985),class A EN60555-2(1995),class A


    IEC1000-4-2(1995),4K V CD, 8KV, AD


    IEC1000-4-4(1995),1KV – (power line), 0.5KV – (signal line)

    Federal Communications Commission (FCC) statement:This equipment has been tested and found to comply with the limits for a class A computing device pursuant to Subpart J of part 15 of FCC Rules, which are designed to provide reasonable protection against such interference when operated in a commercial environment.

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