TH-G512-4SFP Industrial Ethernet Switch

Model Number:TH-G512-4SFP

Brand: Todahika

  • Support ITU G.8032 standard ERPS Redundant Ring protocol
  • Power input polarity protection design

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Product Description

TH-G512-4SFP is a new generation Industrial Managed Ethernet Switch with 8-Port 10/100/1000Bas-TX and 4-Port 100/1000 Base-FX Fast SFP that provide a user-friendly web-based management interface that simplifies configuration and monitoring tasks.

It is designed to be used in harsh industrial environments, with a rugged metal housing that provides excellent protection against environmental factors such as dust, humidity, and extreme temperatures. It also features a wide operating temperature range of -40°C to 75°C, making it suitable for use in a variety of industrial settings.


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  • ● Introducing our latest products, 8×10/100/1000Base-TX RJ45 ports and 4×100/1000Base-FX fast SFP ports switches. Equipped with 8 RJ45 ports and 4 SFP ports, the switch provides a versatile and reliable network solution. With 4Mbit packet buffer to ensure smooth and efficient data transmission. In addition, it supports 10K byte jumbo frames for fragment-free transmission of large data packets.

    ● The switch adopts IEEE802.3az energy-saving Ethernet technology to optimize power consumption and reduce operating costs. It also supports IEEE 802.3D/W/S standard STP/RSTP/MSTP protocol to ensure a safe and stable network connection. In addition, it has an operating temperature range of -40~75°C and a rugged design to withstand harsh environments.

    ● In order to enhance network reliability, our switches support ITU G.8032 standard ERPS redundant ring protocol, which can realize seamless and fast network recovery in case of failure. The power input polarity protection design ensures safety and prevents electrical short circuits.

    ● The switch features an aluminum enclosure and a fanless design to maximize heat dissipation and promote quiet operation. It can be easily installed using the provided method D, which simplifies setup and deployment.

    ● Overall, our 8 10/100/1000Base-TX RJ45 ports and 4 100/1000Base-FX fast SFP port switches provide a powerful combination of high-speed connectivity, energy efficiency, and robustness. It is the ideal solution for industries requiring a reliable network solution in harsh environments.

    Model Name Description
    TH-G512-4SFP Industrial managed switch with 8×10/100/1000Base-TX RJ45 ports and 4×100/1000Base-FX SFP ports, dual power input voltage956VDC
    TH-G512-8E4SFP Industrial managed switch with 8×10/100/1000Base-TX POE RJ45 ports and 4×100/1000Base-FX SFP ports, dual power input  voltage 4856VDC
    TH-G512-4SFP-H Industrial managed switch with 8×10/100/1000Base-TX RJ45 ports and 4×100/1000Base-FX SFP ports single power input voltage  100240VAC
    Ethernet Interface
    Ports 8×10/100/1000BASE-TX RJ45, 4x1000BASE-X SFP
    Power input terminal Six-pin terminal with 5.08mm pitch
    Standards IEEE 802.3 for 10BaseT

    IEEE 802.3u for 100BaseT(X) and 100BaseFX

    IEEE 802.3ab for 1000BaseT(X)

    IEEE 802.3z for 1000BaseSX/LX/LHX/ZX

    IEEE 802.3x for flow control

    IEEE 802.1D-2004 for Spanning Tree Protocol

    IEEE 802.1w for Rapid Spanning Tree Protocol

    IEEE 802.1p for Class of Service

    IEEE 802.1Q for VLAN Tagging

    Packet Buffer Size 4M
    Maximum Packet Length 10K
    MAC Address Table 8K
    Transmission Mode Store and Forward (full/half duplex mode)
    Exchange Property Delay time < 7μs
    Backplane bandwidth 24Gbps
    POE standards IEEE 802.3af/IEEE 802.3at POE
    POE Consumption max 30W per port
    Power Input Dual power input 9-56VDC for non-POE and 48~56VDC for POE
    Power consumption Full Load<15W non-POE);  Full Load<255W POE)
    Physical Characteristics
    Housing Aluminum case
    Dimensions 138mm x 108mm x 49mm (L x W x H)
    Weight 680g
    Installation Mode DIN Rail and Wall Mounting
    Working Environment
    Operating Temperature -40℃~75℃ (-40 to 167 ℉)
    Operating Humidity 5%~90% (non-condensing)
    Storage Temperature -40℃~85℃ (-40 to 185 ℉)
    MTBF 500000 hours
    Defects Liability Period 5 years

    Certification Standard


    FCC Part15 Class A



    IEC 60068-2-27Shock

    IEC 60068-2-6Vibration

    IEC 60068-2-32Free fall

    IEC 61000-4-2 ESD): Level 4

    IEC 61000-4-3 RS): Level 4

    IEC 61000-4-2 EFT): Level 4

    IEC 61000-4-2 Surge): Level 4

    IEC 61000-4-2 CS): Level 3

    IEC 61000-4-2 PFMP): Level 5


    Software Function

    Redundant Networksupport STP/RSTPERPS Redundant Ringrecovery time < 20ms
    Multicast IGMP Snooping V1/V2/V3
    Link AggregationDynamic IEEE 802.3ad LACP LINK Aggregation, Static Link Aggregation
    QOS: Support Port, 1Q, ACL, DSCP, CVLAN, SVLAN, DA, SA
    Management Function: CLI, Web based management, SNMP v1/v2C/V3, Telnet/SSH server for management
    Diagnostic Maintenance: port mirroring, Ping Command
    Alarm management: Relay warning, RMON, SNMP Trap
    Security: DHCP Server/ClientOption 82 support 802.1XACL ,support DDOS
    Software update via HTTP, redundant firmware to avoid upgrade failure 


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