Serial Port RS485 To WiFi Server Converter IOT Device Elfin-EW11A Support TCP Modbus MQTT
Upgrade your industrial devices with the Elfin EW11A RS485 to WiFi converter. Connect legacy equipment to cloud platforms using Modbus and MQTT. Buy now for seamless IoT integration!
Key points
- Supports Modbus RTU/ASCII and MQTT protocols
- Reliable WiFi connectivity with WPA2 encryption
- Compact and rugged design for industrial use
- Easy setup with automatic IP configuration
- Enables remote monitoring of RS485 devices View product presentation
Color: EW11 With connector





France
Product presentation
Bridge Legacy Systems to the Cloud with Effortless Wireless Connectivity
The Elfin EW11A is a robust industrial-grade serial port converter that seamlessly connects RS485 devices to WiFi networks, enabling remote monitoring and control via TCP, Modbus RTU/ASCII, and MQTT protocols. Crafted from durable ABS plastic housing with metal shielding for enhanced EMI protection, it measures approximately 75mm x 50mm x 25mm and supports stable operation in harsh environments. Ideal for smart factories, HVAC systems, energy management, and building automation, this device allows legacy equipment to integrate into modern IoT ecosystems without costly upgrades. Its plug-and-play design, automatic IP assignment, and support for secure communication make it perfect for engineers, technicians, and system integrators seeking reliable wireless data transmission.
| Brand Name BADODOSECURITY |
| Size # |
| Plug Type None |
| High-concerned chemical None |
| Origin Mainland China |
| Item Type Communication Converter |
| Model Number EW11&EW11-0 |