The Hirschmann RSB20-0900S2TTTAABHH switch is a managed switch that provides Ethernet and Fast Ethernet connections for industrial systems. The switch has both RJ45 TX (copper) port connectors and SC FX (optical) port connectors. The unit can be used with single-mode FX optional cables and it is installed on a DIN Rail. The unit has a fan-less design and an operating voltage of 24 Volts DC with an IP 20 protection rating.

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Warranty: 1 year Networking-Hardware Warranty Included
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Repairs: We offer repair service for the RSB20-0900S2TTTAABHH.
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About RSB20-0900S2TTTAABHH

The IEEE 802.3 rated Ethernet/Fast Ethernet switch with the product code RSB20-0900S2TTTAABHH is made by Hischmann and it is part of the Hirschmann RSB20 product series. The unit is manufactured with high quality materials that are rated for usage in industrial environments and rated to withstand rough operating conditions. The RSB20-0900S2TTTAABHH managed Ethernet switch has an operating temperature range of -40 to 70 degrees Celsius (-40 to 158 degrees Fahrenheit) and a transportation/storage temperature range of -40 to 85 degrees Celsius (-40 to 185 degrees Fahrenheit). The unit has an IP 20 ingress protection rating and it allows for installation on a DIN Rail. This managed Ethernet switch is a managed switch that must be configured by the users before operation and it supports the store-and-forward switching modes which are essential for some applications. 


The Hirschmann RSB20-0900S2TTTAABHH managed Ethernet switch has a fan-less design and it weighs 400 grams. This compact managed switch has dimensions which include a width of 71 millimeters (2.8 inches), a height of 131 millimeters (5.1 inches), and a depth of 111 millimeters (4.3 inches). The RSB20-0900S2TTTAABHH managed switch has a power output rating of 22.1 BTU per hour and it operates on a power source with an input voltage range of 18 to 32 Volts DC. The rated operating voltage is 24 Volts DC. Additionally, this switch consumes up to 265 milliamps of current during normal operation. The RSB20-0900S2TTTAABHH managed switch comes with the standard Hirschmann switch pre-settings and it provides several interfaces for device management through dedicated software. The switch meets all the relevant standards for the safety of industrial control equipment (cUL 508) and for safe use in hazardous locations (ISA 12.12.01 Class 1 Div. 2).


Technical specifications


Managed Switches


1 x 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)

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

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


Common misspellings:

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