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Contact: POWER DUKE
Phone: +86 18059884790
E-mail: plc66@qq.com
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- Warehouse: Spot
- Warranty: 365 days
- Quality: Original module
- Condition: New
- Shipping method: Courier delivery
- Contact person: LI MING
- Contact number: +86 18059884790
- WeChat:18059884790
- E-mail: plc66@qq.com
LANTRONIX 080-332-000-R XPress DR+ Serial to Ethernet Device Server
Product Brief Description: Lantronix 080-332-000-R is XPress DR+ industrial serial-to-Ethernet device server, a rugged communication gateway to convert RS232/RS422/RS485 serial signals into 10/100 Ethernet. It connects legacy serial PLCs, drives, meters and sensors to TCP/IP network, supports Modbus RTU to Modbus TCP conversion for industrial automation data acquisition and remote access. The suffix R means RoHS compliant.

Product Features
- Industrial serial-Ethernet gateway, 10/100Mbps RJ45 Ethernet port
- Multi-mode serial interface: RS232, RS422, 2-wire /4-wire RS485
- Supports Modbus RTU, Modbus TCP, Telnet, SSH, HTTP and IP socket modes
- DIN rail mounting design for direct installation inside control cabinets
- Wide power input: 9–30VDC or 9–24VAC for industrial power supply
- Web configuration interface for remote setup, monitoring and firmware upgrade
- Built-in surge and ESD protection, reliable for noisy factory environments
- Compact rugged housing, wide operating temperature range
Application Scenarios
- Legacy PLC and serial instrument networking for factory automation
- Modbus RTU field instruments converted to Modbus TCP for SCADA/DCS
- Water treatment, energy management and remote meter reading systems
- Oil & gas, chemical plant serial device remote monitoring
- CNC machine, variable frequency drive serial communication networking
Frequently Asked Questions
Q1: What is Lantronix 080-332-000-R used for?
A1: It is an XPress DR+ serial Ethernet device server, converting RS232/422/485 serial signals to Ethernet TCP/IP, commonly used for Modbus protocol conversion in industrial sites.
Q2: Can this unit work as Modbus gateway?
A2: Yes, it supports Modbus RTU to Modbus TCP conversion, allowing serial Modbus sensors to communicate with Ethernet SCADA systems.
Q3: What should I check if serial-Ethernet communication is unstable?
A3: Verify serial wiring, termination resistor, power supply, IP address conflict, network shielding and baud rate matching between serial device and gateway.
Q4: What stock options are available for this gateway?
A4: New surplus and refurbished units are available. Contact our sales team for stock availability, lead time and warranty terms before ordering.



