







🚀 Connect Smarter, Work Faster: The Ultimate Serial-to-Ethernet Powerhouse
The USR-TCP232-306 is a versatile serial device server featuring a 48MHz ARM Cortex-M0 core and a deeply optimized TCP/IP stack for low latency and high reliability. Supporting RS232, RS485, and RS422 serial interfaces, it converts serial data to Ethernet with Modbus RTU to TCP protocol conversion. Equipped with a 10/100Mbps Ethernet port with Auto MDI/MDIX, it offers easy configuration through a built-in web interface or AT commands. Ideal for industrial automation, smart traffic, and manufacturing, it ensures continuous operation with hardware and software watchdogs that auto-restart the device if needed.






| Brand | PUSR |
| Manufacturer | Jinan USR IOT Technology Limited |
| Model | USR-TCP232-306 |
| Model Name | USR-TCP232-306 |
| Package Dimensions | 20.2 x 15.6 x 4.9 cm; 420 g |
| Item model number | USR-TCP232-306 |
| Compatible Devices | Amplifier, GPS, Keyboard, Musical Instruments, PC, Printer |
| Batteries Included | No |
| Batteries Required | No |
| Number of Ports | 4 |
| Manufacturer | Jinan USR IOT Technology Limited |
| Country of Origin | USA |
| Item Weight | 420 g |
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