Meet the EN50155 railway industry standard requirements. Designed for railway transportation applications.
With 8×10/100M M12 BaseT ports.
IP67 waterproof housing
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 24VDC 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.
Introduction
The X308B 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 X308B 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 | 24VDC / 48VDC ( 18 - 75VDC ) |
IP Rating | IP67 |
Dimension | 161 × 150 × 50mm |
Weight | 2.0kg |
Operating Temperature | -40 to 75 ºC |





High quality High quality High quality
Optional Accessories



M12 A-code (8-Pin male) M12 X-code (8-pin male) M12 D-code (4-pin male)
10/100/1000 BASE-T RJ45 Interface, 10/100/1000 BASE-T RJ45 Interface, 10/100 BASE-T RJ45 Interface,
customized- length customized- length customized- length



M12 A-code M12 X-code M23
(8-Pin male)Connector (8-pin male)Connector (6-pin Female)Connector
M12 A-code (8-pin male) Quick M12 X-code (8-pin male) Quick M23(6-pin male) Quick
Connector Connector Connector




Our Workshop
Packing Details: 1pcs/box, 6 pcs/carton, size:36x34.7x21.5cm/carton .
Delivery Details : 3-5 days for samples if we have stock, 2-6 weeks for mass order



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.

Q1: Are you a factory or trading company.
A1: We are professional manufacturer, and our main products are industrial switches, which are all produced by ourselves in Shenzhen, China.
Q2: Can I get sample?
A2: Yes, we can provide sample based on your need, pls feel free to contact us for more details.
Q3: Do you supply OEM/ODM service?
A3: Yes, we can provide not only OEM service but also ODM service. We are professional on R&D, thus we can provide customized products if there is certain order quantity.
Q4: What is your MOQ?
A4: We don't have MOQ limited. 1 piece is ok.
Q5: How long is your delivery time?
A5: 3-5 days if we have stock for your order, if not, it might be 3-4 weeks. Of course, it depends on the quantity.