• TI Cortex A8 600MHz CPU with 256MB DDR3L RAM
  • Built-in IO – 4DI/4DO
  • Support web service for remote online monitoring
  • Updating firmware using SD card and updating online
  • SD card logger
  • Support dual SIM slots for redundant communication
  • Support MQTT Client for cloud communication
  • Wide operating temperature: -40 ~ 70°C
SKU: IOT94003


Brief introduction:

ECU-1251D is a high performance industrial IoT gateway, researched and manufactured by Advantech.

Open platform design with Cortex A8 processor, 2 10/100 Ethernet ports, wide operating temperature range from -40~70°C, support for Linux operating system and open Edgelink SDK, ECU-1251D enables System integrators develop applications tailored to their needs.

Supporting web service for remote online monitoring and many other features, the ECU-1251D is suitable for facility monitoring, distributed solar power, smart factory applications, especially applications Cloud-based communication solution requires total Ethernet and wireless communication.


Certification CE, FCC
Mounting Wall-Mount/ DIN-Rail
Power consumption (typical) 2.4W @ 24VDC
Power Requirements 10 ~ 30 VDC
CPU TI Cortex A8, 600MHz
Memory DDR3L 256MB
Indicators LEDs for Power, LAN (LINK, ACT), Programmable
Storage 512MB NAND Flash
SD Slot 1 x Micro-SD slot
Watchdog Yes
Real-time clock Yes
Serial Port Serial Port: 2 x RS232/RS485 (isolation optional)
USB Port 1 x USB2.0
Serial Port Speed RS-232/RS-485: 50 ~ 115200 bps
Ethernet Port 2 x 10/100 Base-T RJ-45 ports
Wireless (Optional) Interface: 1x Mini-PCIe (Full-size)

Type: WIFI/Cellular/4G

Signal: USB

Communication Protocol Drivers IEC-60870-5-104

Modbus TCP/RTU



PLC Driver Support 100+ PLC drivers
Data Logger Real-time datalogger
Database uplink ODBC/ FTP
Programming support Linux C, Restful API, Web service API.

Event Manager

Digital Input
Input Type Wet Contact

Logic 0: 0-4V,

Logic 1: 11-30V

Isolation 2,000 VDC
Digital Output
Channel 4
Output Type Open Collector (Sink)
Rated Voltage 10 ~ 30 VDC, 100 mA per channel
Isolation 2,000 VDC
OS Support Linux Kernel 4.9
Configuration Tool Advantech Edgelink Studio
Operating Temperature -40~70°C
Storage Temperature -40~85°C
Humidity 5 ~ 95% (non-condensing)



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