The Hirschmann MAR1130 is a robust, managed rackmount switch designed for demanding network environments. It features 20 ports with a maximum speed of 100 Mbit/s, including two combo ports that support either 2 x 10/100/1000 TX or 2 x GE SFP connections. Additionally, the unit comes equipped with 16 x 100BASE-FX MM-LC FE ports, two SFP slots supporting 100 Mbit/s SFP modules, and two RJ45 twisted pair ports with 10/100 Mbit/s connectivity. Engineered to operate reliably in temperatures ranging from 0 deg C to +60 deg C, this switch is powered by dual power supplies accepting either 110/250 VDC or 110/230 VAC through plug-in connectors. As a Layer 2 Professional grade device, it meets rigorous industry standards and holds approvals such as cUL508, cUL1604 Class I Div2, Germanischer Lloyd certification, IEC 61850-3, IEEE 1613, and EN 50121. The MAR1130 series is an ideal solution for engineers seeking resilient network solutions in industrial settings.