Organize a high-port-count copper installation using Hirschmann BRS20-24009999-STCY99HHSESXX.X.XX
The BRS20-24TX provides twenty-four 10/100BASE-TX RJ45 ports in a managed DIN rail switch. Hirschmann BRS20-24009999-STCY99HHSESXX.X.XX refers to the standard-temperature PC-ABS configuration, specified for operation from 0 to +60 °C. It is intended for a network design using copper Fast Ethernet interfaces, with port allocation and traffic management defined during engineering. The number of available connections can simplify a cabinet port schedule, but every interconnection and reserved port should still be included in the final device count.
Count network interconnections as well as endpoints
A twenty-four-port switch does not provide twenty-four endpoint connections in addition to separate unspecified uplinks. Identify all connections used between network devices before calculating the remaining capacity. Record each cable destination and reserve spare ports according to the expansion plan. This approach is useful when several machine functions share a cabinet because it distinguishes the physical port count from the logical communication requirements. Keep the port schedule with the drawing so that later additions can be evaluated against the original design.
Hirschmann product reference image. The pictured model may differ from the specified configuration.
Technical specifications
| Brand | Hirschmann |
|---|---|
| Catalog Type | BRS20-24TX |
| Product code | BRS20-24009999-STCY99HHSESXX.X.XX |
| Part Number | 942170083 |
| Port Type and Quantity | 24 Ports in total: 24x 10/100BASE TX / RJ45 |
| Operating Voltage | 2 x 12 VDC ... 24 VDC |
| Power Consumption | 16 W |
| Operating temperature | 0 to +60 °C |
| Housing | PC-ABS |
| Dimensions (WxHxD) | 109 mm x 138 mm x 115 mm |
| Weight | 1160 g |
| Mount Type | DIN Rail |
| IP Protection Rating | IP30 |
Large port counts make traffic planning more valuable
Map the communication groups before configuring VLAN membership, prioritization and multicast handling. Where traffic crosses a shared connection, assess the combined load for that path. Managed functions help apply a network plan, but they do not replace the need to understand the endpoints. For Hirschmann BRS20-24009999-STCY99HHSESXX.X.XX, the catalog identifies Fast Ethernet RJ45 interfaces; retaining that speed information in the design prevents assumptions based only on the twenty-four-port form factor. Verify normal operation with the actual application traffic during acceptance.
Network management beyond link indication
HTTPS, SSHv2, SNMP v1/v2/v3 and LLDP are listed management functions. Copper cable testing, duplex monitoring, Syslog and mirroring can help trace an issue to a particular interface or communication path. Configure access according to the site management policy and retain the approved settings. The redundancy functions include HIPER-Ring, MRP and RSTP, allowing the engineer to select the method needed by the surrounding network. Verify that method with the actual connected equipment and keep the acceptance result alongside the twenty-four-port schedule.
Support technicians with port-level visibility
Assign meaningful descriptions to ports and keep the network management address documented. The available diagnostics include cable testing, link monitoring and traffic mirroring, which can help investigate a fault when used with an accurate device schedule. Record normal status after commissioning so that a reported change can be compared with a known baseline. Event information is most useful when the service process identifies who reviews it and how observations are recorded alongside configuration changes.
Order the standard-temperature configuration precisely
Use Hirschmann BRS20-24009999-STCY99HHSESXX.X.XX and part number 942170083 to identify this version. The 16 W consumption should be included in the DC load assessment, and the IP30 enclosure requires suitable installation protection. Check cabinet conditions against the 0 to +60 °C operating range. If the project instead calls for extended-temperature operation or optical interfaces, compare the exact required configuration rather than assuming those features from the family name. Include requested accessories and quantity as separate inquiry details.
Questions to settle before purchase
How many ports are required for endpoints, interconnections and planned expansion? Does the installation require copper Fast Ethernet throughout? Are the cabinet conditions within the specified operating range? Answering these questions gives Hirschmann BRS20-24009999-STCY99HHSESXX.X.XX a defined role in the design. Submit the complete code, part number 942170083 and requested quantity with the inquiry, along with any accessory or configuration requirements that should be included in the offer.
Make configuration recovery practical
The switch configuration list includes USB-C management, XML-based files, remote backup when saving and automatic configuration undo. Define the recovery procedure as part of the machine documentation, including how the correct file is identified and where authorized personnel obtain it. A twenty-four-port network can involve many individual port assignments, so a clearly labeled backup is valuable when replacing a device. Review the backup after accepted changes to VLANs, port roles or management settings. List any required service accessory in the purchase scope instead of treating it as an unspecified addition. Keep a dated record of accepted configuration changes.
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