E810-DTU(RS485)-V2.0 Industrial RS485 to Ethernet Serial Server
Transform your industrial automation with the E810-DTU(RS485)-V2.0, a professional-grade RS485/RS232 to Ethernet converter designed for reliable data transmission in harsh environments. This single serial port server enables seamless communication between legacy serial devices and modern Ethernet networks.
Key Features & Benefits
- Versatile Communication Modes: Supports TCP Server, TCP Client, UDP Server, and UDP Client for flexible network integration
- Industrial-Grade Durability: Three-proof coating (Anti-Fungal, Anti-Humidity, Anti-Salt Spray) ensures reliable operation in challenging conditions
- High-Speed Performance: 32-bit M0+ processor with adaptive network speed up to 100Mbps full duplex
- Wide Voltage Range: DC 8-28V power supply for versatile installation options
- Multi-Connection Support: TCP Server mode supports up to 6 simultaneous connections
- Easy Configuration: Multiple setup options via PC software, AT commands, or web interface
- Transparent Data Transmission: Seamless conversion between RJ45 Ethernet and RS485/RS232 serial ports
- Extended Temperature Range: Operates reliably from -40°C to +85°C
Technical Specifications
| Dimensions: | 66 × 66 × 21.6mm |
| Weight: | 79g ±1g |
| Power Supply: | DC 8-28V |
| Serial Interface: | RS485/RS232 (1×5×3.81mm connector) |
| Ethernet: | RJ45, 10/100Mbps auto-negotiation |
| Baud Rate: | 300-256000 bps |
| Network Protocols: | IP, TCP/UDP, ARP, ICMP, IPv4 |
| IP Configuration: | Static IP or DHCP |
| Operating Temperature: | -40°C to +85°C |
| Operating Humidity: | 10%-90% RH (non-condensing) |
Ideal Applications
- Industrial automation and control systems
- Building automation and HVAC systems
- Smart grid and energy management
- Remote monitoring and data acquisition (SCADA)
- PLC and sensor network integration
- Legacy equipment modernization
What's Included
- 1× E810-DTU(RS485)-V2.0 Serial Server
- Configuration software and documentation
- User manual with setup guide
Why Choose E810-DTU(RS485)-V2.0?
Engineered by Ebyte, a leading IoT module manufacturer, this serial server combines industrial reliability with modern connectivity. The three-proof coating protects against environmental challenges, while the powerful 32-bit processor ensures fast, efficient data handling. Whether you're upgrading legacy systems or building new industrial networks, the E810-DTU delivers professional performance you can trust.
| No. | Specification | Description |
| 1 | Size | 66 * 66 *21.6mm |
| 2 | Weight | 79±1g |
| 3 | PCB process | 2 layer,SMT, lead-free |
| 4 | Connector | RS485/RS232:1*5*3.81mm |
| 5 | Supply voltage | 8~28V DC,Note:Higher than 28V will cause permanent damage |
| 6 | UART standard | 300~256000 bps |
| 7 | Serial communication level | 3.3V,If connected to 5V, level conversion is required |
| 8 | Ethernet specification | RJ45,10/100Mbps |
| 9 | Network protocol | IP、 TCP/UDP、 ARP、 ICMP、 IPV4 |
| 10 | IP Acquisition | Static IP、 DHCP |
| 11 | DNS | Available |
| 12 | User configuration | PC software ,AT command configuration、Web page configuration |
| 13 | Simple transparent transmission | TCP Server 、TCP Client 、 UDP Server 、 UDP Client |
| 14 | TCP Server connection | Max. 6 channel of TCP connections |
| 15 | Software | RF Setting |
| 16 | Package mode | 200 bytes per package |
| 17 | Operating current | 77.0314mA@12V(RS485) ,74.5635mA@12V(RS232) |
| 18 | Operating temperature | -40 ~ +85℃ |
| 19 | Operating humidity | 10% ~ 90%,relative humidity, no condensation |
| 20 | Storage temperature | -40 ~ +125℃ |







