The RSB20-0900S2TTSAABHH switch is a managed Ethernet switch with a plug-in terminal block. The device is made for industrial applications and it is designed by Hirschmann. The unit has a rated voltage of 24 Volts DC and a current consumption rating of 265 milliamps. The device supports DIN Rail mounting and it has an IP 20 protection class. The unit features 9 ports, including one 100BASE-FX and SM-SC port, two 10/100BASE-TX and RJ45 ports, and 6 standard 10/100BASE-TX and RJ45 ports. 

Available Now 
Warranty: 1 year Networking-Hardware Warranty Included
Shipping: Worldwide shipping via DHL, UPS, Fedex, and TNT
Repairs: We offer repair service for the RSB20-0900S2TTSAABHH.
Exchange: Exchange credit for your defective unit available.

Request a Quote

Add more parts to quote
 Rated 4.8 with 10 reviews

Speak Now

To Speak to a sales representative for pricing & lead time:





About RSB20-0900S2TTSAABHH

The Hirschmann managed switch with the product code RSB20-0900S2TTSAABHH has a total of 9 Ethernet ports, including one 100 BASE port and eight 10/100 BASE ports. On the first uplink, the device has one 100BASE-FX (SM-SC) port and on the second uplink, there are two 10/100BASE-TX (RJ45) ports. The remaining six ports are standard RJ45 ports and they carry a 10/100BASE-TX (RJ-45) mark. The supported network has a ring structure with the capacity for up to 50 switches. The RSB20-0900S2TTSAABHH managed Ethernet switch is designed and manufactured by Hirschmann and it is one of the available managed switching devices from the Hirschmann RSB20 switch series. The lengthy product code of the RSB20-0900S2TTSAABHH managed Ethernet switch describes the various options and features that the device comes with.


The RSB20-0900S2TTSAABHH managed Ethernet switch’s features include a plug and play terminal block, flexibility in operation, advanced cooling methods, and long-term reliability. The unit has a durable construction made for rough operating conditions and it can easily handle problems. The protection rating of the RSB20-0900S2TTSAABHH managed Ethernet switch is IP 20 and it meets the required standards for the safety of equipment, mechanical stability, EMC interference stability, and EMC emitted immunity. The RSB20-0900S2TTSAABHH managed Ethernet switch includes a user manual for installation and basic maintenance. The RSB20-0900S2TTSAABHH managed Ethernet switch needs less than 0.3 seconds for the network ring structure reconfiguration and it has a power output rating of 22.1 BTU per hour. The switch connects to a power source with a rated voltage of 18 to 32 Volts DC and it incorporates single-mode fiber cables with lengths of 0 to 32.5 kilometers. The compatible network cable has 16 decibels of link budget at 1300 N-m.


Technical specifications


Managed Switches


One 100BASE-FX/SM-SC Port, 2 x 10/100BASE-TX/RJ45 Ports, 6 x Standard 10/100 BASE TX/RJ45 Ports

0 to 32.5 kilometers

24 Volts DC (18 to 32 Volts DC)

265 milliamps

22.1 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)

0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit)

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


Common misspellings:

Common misspellings: