Buy 1-Port Ethernet Device Servers Online in South Africa - Fast Stock from Communica
Purchase reliable 1-port Ethernet device servers online from Communica. Enable serial-to-Ethernet networking for legacy RS232/RS485 devices with local stock and expert support.

Effortless Serial to Ethernet
Connect legacy equipment to your LAN with plug-and-play device servers.
Local Stock & Branch Pickup
Order online and collect at Samrand or other Communica branches.
Support from Trusted Brands
Deploy device servers from brands like USR, ATC, and more.
Why Choose a 1-Port Ethernet Device Server?
A 1-port Ethernet device server offers a simple and robust way to connect legacy serial devices-such as PLCs, data loggers, industrial meters, and barcode scanners-to modern IP networks. With one RS232, RS485, or RS422 serial port and an integrated Ethernet/LAN interface, these servers convert serial data into TCP/IP packets for remote monitoring, automation, or management over your standard LAN or WAN.
Core Features & Specifications
- 1 x Serial Port (configurable RS232, RS485, or RS422)
- 1 x 10/100Mbps Ethernet port (RJ45)
- Supports TCP, UDP, and sometimes MODBUS/Telnet protocols
- DIN-rail or wall-mount options for panel integration
- Wide voltage range (typically 5-36V DC input)
These compact units are widely adopted in South African industry for remote asset control, SCADA, IoT retrofit projects, and laboratory setups where serial equipment must integrate with modern network infrastructure.
Comparing Popular 1-Port Device Servers
| Model | Serial Type | Ethernet Speed | Mounting | Power Input |
|---|---|---|---|---|
| USR-N540 | RS232/RS485/RS422 | 10/100Mbps | DIN-rail/wall | 9-36V DC |
| ATC-1000 | RS232 or RS485 | 10/100Mbps | DIN-rail | 5-36V DC |
| USR-TCP232-304 | RS232 | 10/100Mbps | Wall/Panel | DC 5V |
Browse Networking and All Products for current availability, or compare specific brands via the Shop by Brand page.
Compatible Applications
- Integrating legacy PLCs with SCADA or IIoT dashboards
- Connecting lab or classroom instruments to campus LANs
- Remote monitoring of industrial meters and gate controls
- Automating barcode/RFID reading systems for inventory
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Ordering and Deployment Advice
When choosing a 1-port Ethernet device server, verify the following:
- Serial interface: Confirm whether your device outputs RS232, RS485, or RS422, and select a server that matches.
- Baud rate & protocol: Ensure the device supports the speed and protocol (TCP/UDP/MODBUS) required by your equipment.
- Physical mounting: Determine if DIN-rail or wall-mount fits your panel/installation setup.
- Power input: Match your available DC power supply (5V, 12V, or industrial 24V) for easy integration.
Example: For a metering retrofit in a Johannesburg plant, select a DIN-rail ATC-1000 for RS485 meters powered from a 24VDC panel supply, then configure the server's TCP port for remote dashboard data acquisition. VAT invoices and local support facilitate procurement and deployment in South African industry.
Accessory Bundles & Compatibility Notes
- Pair with regulated DC power adapters available from Power.
- Stock up on DIN-rail mounts or enclosures for neat control panel integration.
- Source Ethernet patch cables, terminal blocks, and surge protectors for complete solutions.
Frequently Asked Questions
- Q: Can I reconfigure between RS232 and RS485? A: Many units support both-see switch/jumper options on model datasheets.
- Q: Does Communica provide VAT-compliant quotes/invoices? A: Yes, standard for all business and tertiary procurement.
- Q: What protocols are supported? A: Most device servers support TCP, UDP, with some adding MODBUS/Telnet options.
Trusted Brands Stocked at Communica
- USR IOT (e.g., USR-TCP232 series)
- ATC/ATC-1000
- Other industrial networking suppliers-see Shop by Brand
All device servers ship with technical datasheets and South African warranty support via Communica. For education and bulk procurement, account facilities and formal quotes are available.
Sources
Communica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.
Disclaimer: This content is for educational purposes only. Product availability, pricing, and specifications are subject to change. Always verify current details on the retailer's website before making a purchase. We may earn affiliate commissions from qualifying purchases.
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