The Ethernet switch with the product code OS20-000900T5T5TAFBHH is an IEEE 802.3 rated component built by Hirschmann. The switch has a total of 9 ports which can be used for various applications. The input voltage of the unit is 24/36/48 Volts DC and the power consumption rating is 6.7 Watts. It weighs 1.9 kilograms (4.1 pounds) and its dimensions include a width of 184 millimeters (7.2 inches), a height of 189 millimeters (7.4 inches), and a depth of 70 millimeters (2.7 inches).

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About OS20-000900T5T5TAFBHH

The Hirschmann OS20-000900T5T5TAFBHH switch is an Ethernet switch that has been designed for high-end industrial systems that operate frequently under rough operating conditions. It features store-and-forward-switching capabilities and it comes with the Layer 2 Basic software. The unit is equipped with Fast Ethernet ports rated at 10/100 megabits per second and electrical ports rated at 10/100 megabits per second for Fast Ethernet with M-12 connectors. This switch is part of the OCTOPUS switches series by Hirschmann and it is designed for both indoor and outdoor applications. Additionally, the OCTOPUS switches are suitable for usage in various transport applications and also for usage in ships and trains.


The Hirschmann OS20-000900T5T5TAFBHH switch has 9 total ports available and it comes with an M12 5-pin connector for the power supply and an M12 4-pin connector for the V.24 interface. The unit operates with twisted pair cables with a length of 0 to 100 meters. The OS20-000900T5T5TAFBHH switch supports a HIPER-Ring network structure that includes up to 50 switches and it features a reconfiguration time of 0.3 seconds. The unit connects to a power source with an input voltage rating of 24/36/48 Volts DC and a power consumption rating of 6.7 Watts. In addition to that, the OS20-000900T5T5TAFBHH switch has 22.9 BTU per hour of rated power output and it has a redundant power supply function. This switch can handle an ambient temperature range of -40 to 70 degrees Celsius (-40 to 158 degrees Fahrenheit) for both operation and storage. The MTBF rating for the switch at 25 degrees Celsius (77 degrees Fahrenheit) is 97 years and the tolerable relative humidity range is from 5 to 100% in both condensing and non-condensing conditions.

Technical specifications:

SeriesIP65/IP67 Switches and Routers
Part NumberOS20-000900T5T5TAFBHH
Number of Ports9
Cable Length (TP)0 to 100 meters
Operating Voltage24/36/48 Volts DC
Power Consumption6.7 Watts
Power Output22.9 BTU per Hour
Dimensions (WxHxD)184 x 189 x 70 millimeters (7.2 x 7.4 x 2.7 inches)
Weight1.9 kilograms (4.1 pounds)
MountingWall Mounting
Operating Temperature-40 to 70 degrees Celsius (-40 to 158 degrees Fahrenheit)
Storage Temperature-40 to 70 degrees Celsius (-40 to 158 degrees Fahrenheit)
Revision Part #

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