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Home » Products » Industrial Ethernet Switch » 8 Port M12 Railway Gigabit Industrial Ethernet Switch

8 Port M12 Railway Gigabit Industrial Ethernet Switch (M508B)

Model Number: M508B
Country of Origin: China
Export Markets:
  • North America
  • South America
  • Eastern Europe
  • Southeast Asia
  • Oceania
  • Mid East
  • Eastern Asia
  • Western Europe
  • South Asia
  • Southern Europe
  • Northern Europe
  • Central America
Minimum Order:50pcs
Production Capacity: 10000pcs/year sets
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8 Port M12 Railway Gigabit Industrial Ethernet Switch

Product Specifications/Features
    Features and Benefits

    ◎ Meet the EN50155 railway industry standard requirements. Designed for railway transportation applications
    ◎ With 8×10/100/1000M M12 gigabit ports
    ◎ Optional function: bypass function(1- 2 port) for power-off protection.
    ◎ Redundant dual 12/24/48/72VDC power inputs. Built-in overcurrent protection, Reverse connection protection.
    ◎ Support one-way relay alarm function.
    ◎ -40 to 75℃ operating temperature range (WT models)
    ◎ No fan, low consumption, industrial design standard, industrial grade electronic components,
    environmental protection & lead-free production
    ◎ High strength metal housing, support wall mounting.
    ◎ IP Rating up to IP40 (Optional IP67 waterproof housing).
    ◎ Without packet loss in 72 hours full load flow test.


    The M508B series M12 unmanaged Gigabit Ethernet switches are designed for industrial applications in harsh environments. The M12 connectors ensure tight, robust connections, and guarantee reliable operation, even for applications that are subject to high vibration and shock. The M508B series Ethernet switches provide 8 fast Ethernet M12 ports, support IEEE 802.3/802.3u/802/3x standard, 10 / 100/1000M speed adaptive, full duplex / half duplex communication and MDI / MDI-X automatic detection, to provide you with an economical industrial Ethernet solutions.

    No fan, low power consumption design, working function more steady, and without packet loss in 72 hours full load flow test.

    It accords with FCC, CE, RoHS standard and industrial design requirement. It can work in -40 to 75℃ working temperature and electromagnetic complex harsh working environment steadily, widely used in car PIS, CCTV, car security monitoring, smart factory, and provide reliable and quick solution for customers’ Ethernet device connection.


    Technology Parameters
    Standards IEEE 802.3 for 10BaseT
    IEEE 802.3u for 100BaseT(X) and 100BaseFX
    IEEE 802.3ab for 1000BaseT(X)
    IEEE 802.3z for 1000BaseX
    IEEE 802.3x for Flow Control
    IEEE 802.3az for Energy-Efficient Ethernet
    Flow Control IEEE 802.3x Flow Control
    Back Pressure Flow Control

    Switch Properties
    Packet forwarding rate 16.388Mpps
    Processing Type Store and Forward
    MAC Table Size 16 K
    Jumbo Frame Size 10KByte
    Backplane 22G
    Packet Buffer Size 2 Mbit

    M12 Ports 10/100/1000MBaseT(X) auto negotiation speed
    Full/Half duplex mode
    MDI/MDI-X connection
    LED M12 Ports: Link/Act 1~8
    Power: PWR

    M12 Ports Features M12-8Pin X-Coded 1000M connector
    M12-5Pin Power port connector
    M12-5Pin Alarm connector

    Power Requirements
    Connection 5 Pin M12 connector
    Input Voltage Redundant Dual Inputs
    M508B: 24/48 VDC (18 ~ 75 VDC)
    Remarks: Meet 12/24/48/72 VDC EN 50155 standard
    No-load Power 5W @ 24VDC
    Full-load Power 8W @ 24VDC
    Redundant Dual Inputs Present
    Reverse Polarity Protection Present
    Over current protection Present

    Physical Characteristics
    Housing High strength metal housing (Optional IP67 waterproof housing)
    IP Rating IP40
    Dimensions (W × H × D) 145 × 102 × 36 mm
    Weight 800g
    Installation wall mounting

    Environmental Limits
    Operating Temperature Standard Models: -25 to 60℃ (-13 to 140℉)
    Wide Temp. Models: -40 to 75℃ (-40 to 167℉)
    Storage Temperature -40 to 85℃(-40 to 185℉)
    Ambient Relative Humidity 5 to 95% (non-condensing)

    Standards and Certifications
    EMI FCC Part 15,CISPR (EN55022) class A
    EMS EN61000-4-2 (ESD),Level 4
    EN61000-4-3 (RS),Level 3
    EN61000-4-4 (EFT),Level 4
    EN61000-4-5 (Surge),Level 4
    EN61000-4-6 (CS),Level 3
    EN61000-4-8,Level 5
    Shock IEC60068-2-27
    Freefall IEC 60068-2-32
    Vibration IEC60068-2-6
    Railway EN50155, EN50121-3-2, EN50121-4

    Warranty Period 5 years

    Product Model Description
    M508B With 8×10/100/1000M M12 ports.
    12/24/48/72VDC,Redundant Dual Inputs, -40 to 75℃ operating temperature

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