Industrial IoT Gateway recommend model: 4G Industrial IoT Router R40 is special design for industrial IoT Solutions and Industrial IoT Applications, it is a powerful industrial IoT Gateway.
 

4G Industrial Routers R40 supports 2Simcards,MQTT protocol, PLC Protocol, Modbus Master, Modbus Slave, Modbus TCP Master, Modbus TCP Slave Protocols. it provides AI,DI,DO,RS485, widely used in lots of Industrial IoT Solutions.

Tranditional IoT Solution Constructure compare with 4G Industrial Router IoT Solutions, it is more simple and save more IoT Gateways or IoT Devices in one IoT Applications.