Advantech
ADAM-4056SO-B
12-Channel Source Type Isolated DO Module with Modbus, 150 x 85 x 51 (HWD), ADAM-4000 Series
Alt: 6-ch Relay Output Modbus TCP Module
6-Channel Relay IoT Modbus/SNMP/MQTT 2Ports Ethernet Remote I/O, Protocols: MQTT(TLS), SNMP, Modbus TCP, RESTful, ASCII, GCL to Perform Basic Logic Control Rules