Hirschmann – RS20‑0800M2M2SDAEHH04.2.05 – DIN‑Rail Managed Industrial Ethernet

Main Features

• Manufacturer: Hirschmann (Belden) RS20 series  

• Model/MPN: RS20‑0800M2M2SDAEHH04.2.05 (also referenced under article number 943 434‑003)  

• Switch Type: Managed Layer 2 Ethernet switch, DIN‑rail mount, fanless design  

• Port Configuration:

  • 6 × 10/100 Mbps RJ45 copper ports

  • 2 × 100 Mbps multimode fiber SC uplink ports  

• Power Supply: 9.6–60 V DC or 18–30 V AC capable for flexible industrial setups  

• Redundancy & Management:

  • Supports Hirschmann’s “HiPER Ring” fast fault recovery

  • Layer 2 enhanced management features with web and CLI configuration  

• Fault Signaling: Built-in floating dry-contact relay to alert on power loss or link faults

• Certifications & Ratings:

  • CE, UL 508, ISA 12.12.01 Class 1 Div 2

  • Industrial temperature range from –25 °C to +70 °C  

• Status/Replacement:

  • Obsolete/discontinued—replaced by Hirschmann BRS20 series

  • Still available surplus and on industrial secondary markets