Hirschmann OCTOPUS 8M Train Product Details, Exact Identity and Project Selection Checklist
Confirm the full ordering identity
Hirschmann OCTOPUS 8M Train identifies the Hirschmann managed IP65/IP67 industrial Ethernet switch or router, model OCTOPUS 8M Train, part number 943983001. Keep the complete model and part number together in the RFQ because nearby family members may differ in interfaces, optical medium, environmental range, software, housing or supply arrangement.
Review the sealed network architecture
The manufacturer record lists 8 ports in total uplink ports: 10/100 BASE-TX, M12 "D"-coding, 4-pole 8 x 10/100 BASE-TX TP-cable, auto-crossing, auto-negotiation, auto-polarity.. Create a connection schedule for every M12 port and identify local devices, uplinks and redundant paths. IP65/IP67 hardware reduces the need for a conventional cabinet, but connector selection, unused-port protection and cable routing remain part of the environmental design.
Check vehicle and routing requirements
This exact selection is described as a managed Trainrouter configuration. Confirm required routing, redundancy and train-related approvals against the project specification and current documentation. A similar OCTOPUS housing does not prove equivalent HiOS feature level or approval scope.

Reference photograph: shared Hirschmann product image. The photographed unit may be a different model or product type; this image does not establish the configuration or availability of Hirschmann OCTOPUS 8M Train.
Manufacturer data for review
| Brand | Hirschmann |
| Exact model | OCTOPUS 8M Train |
| Part number | 943983001 |
| Product function | The OCTOPUS switches are suited for outdoor applications with rough environmental conditions. Because of the branch typical approvals they can be used in transport applications (E1), as well as in trains (EN 50155) and ships (GL). |
| Ports / interfaces | 8 ports in total uplink ports: 10/100 BASE-TX, M12 "D"-coding, 4-pole 8 x 10/100 BASE-TX TP-cable, auto-crossing, auto-negotiation, auto-polarity. |
| Operating voltage | 24/36/48 VDC -60% / +25% (9,6..60 VDC) |
| Power reference | 6.2 W |
| Operating temperature | -40 to +70 °C °C |
| Dimensions | 184 mm x 189 mm x 70 mm |
| Mounting | Wall mounting |
| Protection | IP65, IP67 |
Validate field power and mounting
The source states 24/36/48 VDC -60% / +25% (9,6..60 VDC), -40 to +70 °C °C, dimensions of 184 mm x 189 mm x 70 mm, and IP65/IP67 protection. Review inrush demand, dual-feed arrangement, grounding, wall mounting, vibration conditions and connector sealing. The installed system only retains its protection when compatible cables, plugs and caps are assembled correctly.
Prepare the exact configured enquiry
Send HKXY the full product code, part number 943983001, quantity, destination and required delivery date. Include the port map, supply arrangement, environmental conditions and documentation list. Ask the quotation to identify accessories and connector items separately so purchasing can compare complete supply scope.
Replacement decision note
Port count or appearance alone does not establish replacement compatibility. Compare exact identity, interfaces, supply, mechanics, environmental limits and approvals together. Where an installed unit is involved, capture its settings and wiring before removal and document the reason for replacement.
Technical reference: manufacturer source for OCTOPUS 8M Train. Verify current documentation and the delivered revision before final engineering approval.