The Hirschmann RS20-0900VVM2TDAU industrial Ethernet rail switch has been designed for industrial applications and it supports operations with FX multi-mode fiber. This unmanaged switch can operate with redundant power supplies and the required voltage ranges are 9.6 to 60V DC and 18 to 30V AC. The switch operates with a speed of 10/100 Mbits per second.

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Warranty: 1 year Networking-Hardware Warranty Included
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Repairs: We offer repair service for the RS20-0900VVM2TDAU.
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About RS20-0900VVM2TDAU

The RS20-0900VVM2TDAU switch is an unmanaged industrial Ethernet rail switch that has been designed by Hirschmann Automation, a Belden branch. This industrial Ethernet rail switch has been included in the Hirschmann RS20 line of unmanaged switches and it comes with a base and the connectors that are required for its installation. This switch has 9 ports in total which is the standard amount supported by a 10/100 Mbits rated base and 6-gigabit Ethernet ports. The Hirschmann Automation RS20-0900VVM2TDAU industrial Ethernet rail switch is designed to meet the special requirements of industrial automation applications. This switch meets all the relevant industry standards and it can provide operational reliability and flexibility. Terminal devices can be connected to this switch through different mechanisms which include the twisted pair cable and the single-mode and multi-mode fiber media. The twisted pair cable supports auto-crossing, auto-negotiation, and auto-polarity.


The Hirschmann Automation RS20-0900VVM2TDAU unmanaged industrial Ethernet rail switch operates with a port communication speed of 10/100 Mbits per second. This switch operates with DC and AC voltage ranges that go from 9.6 to 60 Volts DC and 18 to 30 Volts AC, respectively. Before installing the Hirschmann Automation RS20-0900VVM2TDAU industrial Ethernet rail switch, it is recommended to unpack it carefully and to check all its components carefully to ensure that they are complete, correct, and undamaged, and it is recommended to write information like the switch’s IP address on the blank label on the switch. The supply voltage is connected to the switch through a 6-pin terminal block by using a snap lock mechanism. Redundant power supplies can also be used.


Technical specifications


Unmanaged Switches


Rail Switch


Single and Multi-Mode Fiber

9.6-60V DC

18-30V AC


800V DC

Non-Replaceable Fuse

0-60 degrees Celsius



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