--- product_id: 68419970 title: "Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1)" brand: "pusr" price: "S$89" currency: SGD in_stock: true category: "Pusr" url: https://www.desertcart.sg/products/68419970-usr-tcp232-410s-rs232-rs485-serial-to-ethernet-adapter-ip store_origin: SG region: Singapore --- # Cortex-M4 120MHz CPU 100Mbps Ethernet with DHCP/DNS Dual RS232 & RS485 ports Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1) **Brand:** pusr **Price:** S$89 **Availability:** ✅ In Stock ## Summary > 🌟 Connect Smarter, Secure Faster, Scale Effortlessly! ## Quick Answers - **What is this?** Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1) by pusr - **How much does it cost?** S$89 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/68419970-usr-tcp232-410s-rs232-rs485-serial-to-ethernet-adapter-ip) ## Best For - pusr enthusiasts ## Why This Product - Trusted pusr brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **IoT-Ready Modbus Gateway:** Supports up to 128 data points in Modbus RTU/TCP, delivering real-time cloud-ready JSON data to power smart systems. - • **Next-Level Data Security:** SSL/TLS encryption plus two-way certificate authentication keeps your data locked tight in transit. - • **Industrial-Grade Reliability:** Operates flawlessly from -40°C to 85°C with ultra-low power consumption (<1W) for 24/7 mission-critical uptime. - • **Plug & Play Web Configuration:** Effortlessly manage settings via built-in web interface or virtual COM software—no IT degree required. - • **Seamless Dual-Protocol Powerhouse:** Simultaneously run RS232 & RS485 for ultimate connectivity without compromise. ## Overview The USR-TCP232-410S is a robust dual serial-to-Ethernet adapter featuring a Cortex-M4 120MHz CPU, dual RS232 and RS485 ports working simultaneously, and a 100Mbps RJ45 Ethernet interface with DHCP/DNS support. Designed for industrial environments, it operates reliably from -40°C to 85°C while consuming less than 1W power. It supports Modbus RTU to TCP protocol conversion, SSL/TLS encryption, and two-way certificate authentication, making it ideal for secure, scalable IoT and industrial automation applications. ## Description Serial Device Server Introduction This is a Serial RS485 and RS232 to Ethernet Server, Used for Data Transparent Transmission. Usr-Tcp232-410S is a Dual Serial Server, Which Supports RS232 and RS485 Working at The Same Time. it is Based On Cortex-M4 Solution and The Internal of The Serial Server Integrates Tcp / IP Protocol Stack. Besides, Usr-Tcp232-410S Has The Function of Terminal Power Supply. Feature Multiple Indicator Lights for Convenient Debugging Power-Line Terminal for Industrial Application Arm Kernel and Tcp / Ip Protocol Stack Auto-Mdi / Mdix, Rj45 Port with 10 / 100Mbps Tcp Server, Tcp Client, Udp, Udp Server and Httpd Client Work Mode Two Ports Can Work Independently at The Same Time Support Virtual Serial Port and Provide Corresponding Software Usr-Vcom Serial Baud Rate From 600Bps to 230. 4K Bps; Check Bit of None, Odd, Even, Mark and Space Dns and Dhcp Supported Provide Pc Tcp / Ip Socket Programming Example, Vb, C++, Delphi, Android, Ios Built-In Webpage; Also Can Customize Webpage for Users Reload Button, One Key to Restore Default Settings Rj45 with Link / Data Indicator Light, Built-In Isolation Transformer and 2 Kv Electromagnetic Isolation The Global Unique Mac Address Bought From Ieee, User Can Define Mac Address Supp Ort Upgrade Firmware Via Network Support Keep-alive, Rapidly Detect Dead Links Support Account and Password, Can Be Used to Page Login and Network Settings Support One Channel Websocket, Realize Bidirectional Transparent Transmisison Bewteen Webpage and Serial 0 Support Modbus Rtu to Modbus Tcp Support Udp Broadcast Function, Send and Receive Data From All Ip in The Network What is in The Box: 1 x Dual Serial Device Server, 1 x 5V 1a Power Supply, 1 x Female to Female Serial Cable. ## Features - Dual Serial Device Server: Cpu: Cort ex-M4 120Mhz, Serial RS485 & RS232 to Ethernet Server, 2 Serial Ports: 1 Port is RS232, 1 Port is RS485, 1 RJ45 Ethernet Port. Support RS232 & RS485 Working at The Same Time. - Configure Via Web Browser or Virtual Com Software Interface; Working Temperature: -40 ~ 85°C, Power Consumption: < 1W. - USR-TCP232-410s can collected data in Modbus RTU, Modbus TCP-compatible protocol and reporting data to IoT cloud in JSON format using TCP-compatible/UDP/HTTP protocol. It supports up to 128 data points, and can decode and compute the collected data to reduce server’s pressure. - Modbus Gateway: Connect to PLC, SCADA system or user’s private server to achieve local or remote motoring.Modbus RTU to Modbus TCP-compatible and Multi-Host Modbus Polling. - Data Dransmission Encryption: Supports SSL/TLS encryption in TCP-compatible client, HTTP client operation modes. Supports two-way certificates authentication. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07C1TC165 | | Best Sellers Rank | #278 in Serial Adapters | | Brand | PUSR | | Built-In Media | 1 x Dual Serial Device Server, 1 x 5V 1A Power Supply, 1 x Female to Female Serial Cable. | | Color | Server +Terminal part | | Compatible Devices | Desktop | | Customer Reviews | 4.4 4.4 out of 5 stars (85) | | Data Link Protocol | Ethernet | | Data Transfer Rate | 100 megabits_per_second | | Hardware Interface | Ethernet | | Item Weight | 0.2 g | | Manufacturer | PUSR | | Mfr Part Number | USR-TCP232-410S | | Model Number | USR-TCP232-410S | | Number of Items | 1 | | UPC | 661787209378 | | Unit Count | 1 Count | | Warranty Description | 1 | ## Product Details - **Brand:** PUSR - **Color:** Server +Terminal part - **Compatible Devices:** Desktop - **Data Link Protocol:** Ethernet - **Data Transfer Rate:** 100 megabits_per_second - **Hardware Interface:** Ethernet - **Item Weight:** 0.2 g - **Number of Items:** 1 - **UPC:** 661787209378 - **Unit Count:** 1 Count ## Images ![Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1) - Image 1](https://m.media-amazon.com/images/I/615dXJGLnUL.jpg) ## Available Options This product comes in different **Item Package Quantity** options. ## Questions & Answers **Q: manual download link?** A: https://www.mediafire.com/file/jttkkbzz783uiq3/%255BUser_Manual%255DUSR-TCP232-410s-User-Manual-V1.1.1.02.pdf/file **Q: Do i need 3rd party software? And is this mac compatible?** A: The device is an adapter. It will convert communication protocols such as RS232, RS422 and RS485 in and outbound into ethernet ( TCP) Packets. MAC's and PC's both use TCP. The software would be created by you. You would need to give a description of your intended use case(s) for a more definitive answer. **Q: Do these support ddns updates so i can get back in after the public ip changes?** A: Not Support. **Q: By using this device, am i able to communicate the compactrio and omron plc?** A: Probably. ## Frequently Bought Together - Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1) - USR-TCP232-302 Tiny Size RS232 to TCP IP Converter Serial RS232 to Ethernet Server Module Ethernet Converter Support DHCP/DNS - PUSR TCP232-306 RS232 RS485 RS422 to Ethernet TCP IP Modbus Gateway Serial Device Server Serial to ethernet converters --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/68419970-usr-tcp232-410s-rs232-rs485-serial-to-ethernet-adapter-ip](https://www.desertcart.sg/products/68419970-usr-tcp232-410s-rs232-rs485-serial-to-ethernet-adapter-ip) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-20*