Communica

2 LAN Port Serial to 1 Port WiFi Converter - In Stock | South Africa

Buy 2 LAN port serial to 1 port WiFi converter in South Africa at Communica. Stocked locally, compatible with RS232/485 & Modbus. Reliable industrial integration, fast pickup.

connectors wire and cable
June 3, 2026
3 min read

Dual LAN & WiFi Connectivity

Seamlessly connect legacy serial devices to Ethernet or wireless networks in industrial and automation setups.

Reliable Local Stock

Fast availability and branch pickup across South Africa via Communica's Samrand HQ and major branches.

Easy Integration Options

Compatible with Modbus, TCP/IP, and serial protocols for versatile deployment in your network upgrades.

Connect Serial Devices to Modern Networks - Instantly

South African factories, process plants, and research labs often rely on critical equipment with RS232, RS485, or RS422 serial ports, but modern monitoring and control systems require Ethernet or WiFi integration. The 2 LAN port serial to 1 port WiFi converter offers a practical bridge: convert legacy serial interfaces to TCP/IP-wired or wireless-without extensive rewiring, downtime, or custom firmware.

Communica stocks robust converters built for industrial and commercial settings-ready for quick deployment or in-field testing. Their dual RJ45 LAN ports provide redundancy (or routing), while WiFi lets you position the converter flexibly where cabling is a challenge.

Key Specifications

LAN Ports Serial Port WiFi Standard Protocols Power Input
2 x 10/100 Mbps RJ45 RS232/RS485/RS422 2.4GHz IEEE 802.11 b/g/n TCP/IP, UDP, Modbus TCP 9-36V DC or via micro USB

Typical uses include:

  • Remotely accessing legacy PLCs or sensors over a site network
  • Upgrading CNC machinery management to IoT dashboards
  • Field-deploying serial devices (signage, security) to cloud-based systems without running cable
South African note: These converters are widely used for energy monitoring, industrial automation, and laboratory data logging across universities and factories in SA, with stock available for on-site pickup or delivery via Communica.

Why Dual LAN and WiFi?

A dual-LAN-port serial to WiFi converter allows:

  • Failover or link aggregation for mission-critical systems
  • Physical network isolation (different VLANs or management vs. data streams)
  • Easy switchover between wired and wireless network segments

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Integration and Deployment Tips

Before configuring your 2 LAN port serial to 1 port WiFi converter, check the cable pinout and serial port type. Most units support RS232, RS422, and RS485 via phoenix connectors or DB9 breakouts. Refer to the user manual or the Communica product page for wiring diagrams and protocol setup examples.

Typical Serial to Ethernet Wiring (ASCII)

[PLC/Serial Device]---[Serial Port]----[Serial to LAN+WiFi Converter]---[LAN1/LAN2]---[Switch/Router]
                                                               |
                                                            [WiFi 2.4GHz]

For Modbus, connect the A/B lines of RS485 to the corresponding converter pins. Set baud rate and parity in the web UI or configuration tool. Assign static IP addresses per South African network policy if required for industrial plants.

Application Examples - South Africa

  • Connecting municipal water-pumping telemetry to SCADA via WiFi where trenching Ethernet is cost-prohibitive.
  • Integrating factory barcode readers into a business's ERP system through dual-LAN for secure data transfer.
  • University engineering labs enabling remote measurement/control of legacy test rigs for student projects.
Most Communica-stocked models come with configuration utilities and South African-appropriate AC adapters (230V), with VAT-inclusive pricing and invoice support for procurement.

Popular Brands Stocked at Communica

  • Moxa: Industrial network converters and accessories
  • USR IOT: Serial-to-Ethernet and WiFi bridges
  • And other reputable global brands for reliable integration

Visit the Networking & Converters section on the Communica website to check current stock on specific models. Branches in Samrand, Cape Town, and Pretoria offer on-the-spot advice and immediate collection options for urgent operational upgrades.

Sources

Communica Samrand — Electronic Component Experts

Communica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.

Last updated: June 3, 2026

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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