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waterproof ip54 ip65 ip67 industrial poe switch ip67 8 port M12 railway vehicle switch industrial ethernet network switch

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Quick Details

Vehicle industrial switch: On-board industrial switch
Place of Origin: Guangdong China
Ports: ≤ 8
After-Sales Service: 3 Years
M12 industrial Ethernet switch: car networking switches
PoE Standard: IEEE802.3af/at
M12 4Pin: D-coded
Transmission Rate: 10/100Mbps
Model Number: T308B
Certification: FCC,ce,RoHS,En50155
Brand Name: InMax
Wide Temp. Models: -40 ~ +75°C
Function: POE
PoE Ports: 8 Ports Support POE
M12 network switch: waterproof network switch
Products Status: Stock
Switch Capacity: 1.8G
Communication Mode: Full-Duplex & Half-Duplex
Protection level: IP67
M12 Railway Ethernet Switch: M12 Railway Ethernet Switch
Selling Units: Single item
Single package size: 30X30X15 cm
Single gross weight: 2.5 KG
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Shenzhen InMax Technologies Co., Ltd.
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Product Description

◎ Meet the EN50155 railway industry standard requirements. Designed for railway transportation         applications.

◎ IP67 waterproof housing
◎ With 8 × 10/100M M12 BaseT  ports.and up to 8 × PoE ports
◎ With 8 × M12 PoE ports, 15.4W/30W output power of each PoE port.(Optional)
◎ Automatic recognition of power consumption and power supply mode of network equipment.
◎ Optional function: bypass function(1- 2 port) for power-off protection.
◎ Redundant dual 48VDC 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.
◎ Without packet loss in 72 hours full load flow test.


The T308B series M12 railway 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 T308B Ethernet switches provide 8 fast Ethernet M12 ports, support IEEE 802.3/802.3u/802/3x standard, 10/100M 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.

Product Name
M12 8 Port 100M Railway Industrial Ethernet Switch
M12 Ports
M12-4Pin D-Coded 100M Connector
M12 Power Port
M12-5Pin Power port connector
Input Voltage
48VDC ( 44 - 57VDC )
IP Rating
161 × 150 × 50mm
Operating Temperature
-40 to 75℃ 
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   110VDC railway gigabit switch board

Optional Accessories

       M12 A-code (8-Pin male)

10/100/1000 BASE-T RJ45 Interface, customized- length

       M12 X-code (8-pin male)

10/100/1000 BASE-T RJ45 Interface, customized- length

       M12 D-code (4-pin male)

10/100 BASE-T RJ45 Interface, customized- length

                 M12 A-code

       (8-Pin male)Connector

M12 A-code (8-pin male) Quick Connector

                M12 X-code 

       (8-pin male)Connector

M12 X-code (8-pin male) Quick Connector


    (6-pin Female)Connector

      M23(6-pin male) Quick Connector

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Packing & Delivery

Packing Details: 1pcs/box, 6 pcs/carton, size:36x34.7x21.5cm/carton , G.W:6kg/carton  

Delivery Details : 3-5 days for samples if we have stock, 2-6 weeks for mass order

Our Certifications
InMax Fair Photo

Shenzhen InMax Technologies Co., Ltd. has participated in (CPSE 2017) the 16th China Public Security Expo successfully.

In 2017, the global focus on the 16th China Public Security Expo (CPSE), which is held in Shenzhen Exhibition Center. Shenzhen 
Shenzhen InMax Technologies Co., Ltd. has launched a series of professional industrial Ethernet switches, to offer service to the safety city, smart city, intelligent transportation, and networking solutions. 

InMax participated in the 6th Shenzhen International Intelligent Transportation Exhibition (ITS 2017), got a complete success!

InMax participated in this ITS fair, mainly to show the latest released rail vehicle industry Ethernet switches which meet the standard EN50155, and provided professional network communication solutions.
InMax network communication equipment are being widely used in urban road construction and vehicle communication data transmission in major cities.


Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 3-5 days if the goods are in stock. or it is 20-30 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample, and it's charged. 

Q: What is your terms of payment ?

A: Payment 100% T/T before shippment.
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