Moxa (PT-7528-24TX-WV-WV) IEC 61850-3 managed rackmount Ethernet switch system with 1 slot for a Gigabit Ethernet module or Fast Ethernet module, for a total of up to 28 ports, cabling on front panel, 2 isolated power supply (18 to 72 VDC), -40 to 85°C op

• IEC 61850-3, IEEE 1613 (power substations) compliant
• Built-in MMS server based on IEC 61850-90-4 switch data modeling for power SCADA
• Noise Guard™ wire speed zero packet loss technology
• Turbo Ring and Turbo Chain (recovery time < 20 ms @ 250 switches), RSTP/STP, and MSTP for network redundancy
• Isolated redundant power inputs with universal 24 VDC, 48 VDC, or 110/220 VDC/VAC power supply range
• -40 to 85°C operating temperature range