The RSB20-0900MMM2TAABEH switch is an IP-rated industrial managed Ethernet switch that supports DIN Rail mounting. This managed switch is designed by Hirschmann and it has a total of 9 ports. The unit has a fanless construction and it comes in compact housing with the following dimensions (W x H x D): 71 x 131 x 111 millimeters. The device operates on 24 Volts DC voltage and it has a current consumption rating of 365 milliamps.

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Warranty: 1 year Networking-Hardware Warranty Included
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Repairs: We offer repair service for the RSB20-0900MMM2TAABEH.
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About RSB20-0900MMM2TAABEH

The product code RSB20-0900MMM2TAABEH is an order reference for a high-quality Hirschmann Ethernet managed switch. The unit comes with a compact housing and it has a weight of only 400 grams (0.88 pounds). This managed switch is intended for mounting on a DIN Rail and it carries an IP 20 rating for its ingress protection level in an industrial environment. The RSB20-0900MMM2TAABEH managed Ethernet switch comes with software features like the time synchronization feature for the SNTP Client and Server and the IEEE 1588 Client, compatibility with the EtherNet/IP and PROFINET industrial profiles, the SNMPV3 security feature without encryption, and it has LED indicators for diagnostics, port mirroring, a topology discovery 802.1AB feature, support for management through a serial interface and a web interface.


The Hirschmann RSB20-0900MMM2TAABEH managed Ethernet switch has an ambient temperature range of -40 to 70 degrees Celsius (-40 to 158 degrees Fahrenheit) for both operation and storage. Most of the Hirschmann Ethernet switches from the RSB20 series like this one have a plug-in terminal block used for the power supply and signaling contact connections. The RSB20-0900MMM2TAABEH managed switch supports the usage of multi-mode fiber cables with a length of up to 4000 meters and with an 11-decibel link budget at 1300 N-m. The network supports any line or star topology and it supports a ring structure of more than 100 switches. This ring structure is the HIPER-Ring structure and the time needed for reconfiguration is less than 0.3 seconds. Additionally, the RSB20-0900MMM2TAABEH managed switch has a current consumption rating of 365 milliamps at 24 Volts DC and a power output rating of 30.3 BTU per hour. The operating voltage range of the RSB20-0900MMM2TAABEH managed switch is from 18 to 32 Volts DC.


Technical specifications


Managed Switches


2 x 100BASE-FX/MM-SC (Uplink 1), 1 x 100BASE-FX/MM-SC (Uplink 2), 6 x Standard 10/100 BASE TX/RJ45 Ports

0 to 4000 meters

24 Volts DC (18 to 32 Volts)

365 milliamps

30.3 BTU per hour

IP 20

400 grams (0.88 pounds)

71 x 131 x 111 millimeters (2.8 x 5.1 x 4.3 inches)

-40 to 70 degrees Celsius (-40 to 158 degrees Fahrenheit)

-40 to 85 degrees Celsius (-40 to 185 degrees Fahrenheit)


Common misspellings:

Common misspellings: