4FE+1FE ST Single-Mode Unmanaged Ethernet Switch, ATEX/C1D2, -40~75℃

EKI-5525SI-ST - Advantech Co. Ltd.

Communicates with SCADA software via Modbus/TCP
Communicates with NMS (Networking management system) via SNMP
Port-based QoS for deterministic data transmission
-40~75°C operating temperature range (EKI-5525SI/SI-ST,EKI-5525MI/MI-ST only)
8.4~52.8 V DC wide-range power input
EMS level 3 protection for extreme outdoor environments
IEEE 802.3az Energy Efficient Ethernet (EEE)
Supports redundant 12~48V DC power input and P-Fail relay
Loop detection