研華EKI-9528G-4GMPW EN50155 Managed PoE Ethernet Switch with 28xGE(4bypass), 24-110VDC

• M12 connector with ruggedized IP54 certified housing
• Complies with EN50155 and EN50121-3-2 standards
• 24 x PoE IEEE802.3af/at ports
• Wide nominal power input range: 24 ~ 110VDC
• Operating power input range: 16.8 ~ 137.5VDC
• X-Ring Pro delivers rapid and predictable convergence
• Leverages IXM technology to ease maintenance
• Provides N-Key for quick configuration and backup
• Broad operating temperatures (-40 ~ 70 °C/-40 ~ 158 °F)
• Advantech’s EKI-9528 series Ethernet switch delivers a ruggedized design with high EMC performance to rolling stock, wayside control, and other railroad applications. This solution leverages M12 connectors for Ethernet, console, relay, and power-input — ensuring excellent connectivity.