The Hirschmann GRS1042 is a high-performance, modular managed rackmount switch designed for robust networking solutions. This switch offers up to 28 ports, starting with a base of 12 fixed ports that include four Gigabit Ethernet/2.5 Gigabit Ethernet SFP slots, two Fast Ethernet/Gigabit Ethernet SFP slots, and six Fast Ethernet/Gigabit Ethernet TX ports. It's engineered for flexibility with two media module slots, each supporting an additional eight Fast Ethernet/Gigabit Ethernet ports.Built to withstand temperatures ranging from 0 deg C to +60 deg C and equipped with dual power supply inputs (24 to 48 VDC or 48 to 54 VDC for PoE/PoE+), the GRS1042 ensures continuous operation in diverse environments. The switch comes with one cover plate assembled for media modules and runs on HiOS Layer 2 Advanced software, providing sophisticated network management capabilities.Meeting rigorous industry standards, the GRS1042 holds approvals from CE, FCC, EN 61131, EN 60950, IEC 61850-3, and IEEE 1613 (Substation), making it suitable for industrial applications including substations. Whether you're looking to upgrade your network infrastructure or build a new one, the Hirschmann GRS1042 offers a reliable and scalable solution that engineers can trust.