![Amazon.com: RS232 to RJ45 Ethernet Converter Adapter Rail-Mount RS232 Serial Server, Bi-Birectional Transparent Data Transmission Between RS232 and Ethernet, Support Modbus Gateway, MQTT Gateway, RS232 to JSON : Electronics Amazon.com: RS232 to RJ45 Ethernet Converter Adapter Rail-Mount RS232 Serial Server, Bi-Birectional Transparent Data Transmission Between RS232 and Ethernet, Support Modbus Gateway, MQTT Gateway, RS232 to JSON : Electronics](https://m.media-amazon.com/images/I/61mfE4Eq2-L.jpg)
Amazon.com: RS232 to RJ45 Ethernet Converter Adapter Rail-Mount RS232 Serial Server, Bi-Birectional Transparent Data Transmission Between RS232 and Ethernet, Support Modbus Gateway, MQTT Gateway, RS232 to JSON : Electronics
![Macurco 70-2900-0012-1, Model: MRS-485 adapter is an accessory used to convert 4-20mA analog signal from Macurco 6-Series type detectors to a digital signal for use with DVP-120M and other multi-point addressable systems. Macurco 70-2900-0012-1, Model: MRS-485 adapter is an accessory used to convert 4-20mA analog signal from Macurco 6-Series type detectors to a digital signal for use with DVP-120M and other multi-point addressable systems.](https://www.tclifesafety.com/cdn-cgi/image/quality%3D100%2Cformat%3Dauto%2Csharpen%3D0%2Cbackground%3Dtransparent/assets/images/productimages/macurco-mrs485.jpg)
Macurco 70-2900-0012-1, Model: MRS-485 adapter is an accessory used to convert 4-20mA analog signal from Macurco 6-Series type detectors to a digital signal for use with DVP-120M and other multi-point addressable systems.
![Good quality Plc Modbus Rtu - ODOT CN-8021:CANopen Network Adapter – ODOT factory and manufacturers | ODOT Good quality Plc Modbus Rtu - ODOT CN-8021:CANopen Network Adapter – ODOT factory and manufacturers | ODOT](https://cdn.globalso.com/odotautomation/ODOT-CN-8021-CANopen-Network-Adapter-3.png)
Good quality Plc Modbus Rtu - ODOT CN-8021:CANopen Network Adapter – ODOT factory and manufacturers | ODOT
![Modbus RS232 Adapter - NET232+ Modbus - Terminal Block - DTE - Male 9 Pin RS232 Connector – Grid Connect Modbus RS232 Adapter - NET232+ Modbus - Terminal Block - DTE - Male 9 Pin RS232 Connector – Grid Connect](https://www.gridconnect.com/cdn/shop/products/net232_modbus_image.jpg?v=1569242990&width=1200)
Modbus RS232 Adapter - NET232+ Modbus - Terminal Block - DTE - Male 9 Pin RS232 Connector – Grid Connect
![Modbus RTU to Modbus TCP Gateway, RS232 or RS485 to Ethernet WiFi Converter Adapter Din Rail - AliExpress Modbus RTU to Modbus TCP Gateway, RS232 or RS485 to Ethernet WiFi Converter Adapter Din Rail - AliExpress](https://ae01.alicdn.com/kf/Saa5215b2918e4b7ea40459d31f9ca494m/Modbus-RTU-to-Modbus-TCP-Gateway-RS232-or-RS485-to-Ethernet-WiFi-Converter-Adapter-Din-Rail.jpg)