Communica

2 LAN Port Serial to 1 Port WiFi Converter - Available for Purchase in South Africa

Shop industrial 2 LAN port serial to 1 port WiFi converters now in stock at Communica. Fast branch collection, wide compatibility, VAT invoicing & tech advice for SA industry.

connectors wire and cable
June 3, 2026
4 min read

Dual LAN & Serial Bridging

Easily link RS232/485 to two Ethernet ports and WiFi for flexible integration.

Local Stock, Ready Today

Find in-stock units at Communica's warehouses, with quick branch pickup and VAT invoicing.

Wide Compatibility

Compatible with many industrial protocols for South African PLCs, HMIs, and IoT setups.

Expand Your Network: Why Choose a 2-LAN Serial to WiFi Converter?

South African engineers and facility managers increasingly need to bring legacy serial equipment online-efficiently and with minimal disruption. The 2 LAN port serial to 1 port WiFi converter is a robust solution: it enables both RS232/RS485 devices and two Ethernet network segments to communicate reliably over wireless networks. This empowers local industry to modernise operations, manage remote nodes, and improve system flexibility at existing sites.

With rapid deployment possible thanks to branch stock and support at Communica, you can securely bridge your PLCs, meters, HMIs, or data loggers without long international lead times.

Key Features & Connectivity Options

  • Supports both RS232/RS485 serial and 2x LAN ports - ideal for redundancy or segmented networks
  • Wi-Fi module (usually 2.4GHz, 802.11b/g/n) enables wireless device management and remote logging
  • Configurable as TCP Client/Server, UDP, or HTTP gateway modes
  • DIN-rail or panel-mount form factor for easy cabinet integration
  • Wide voltage power supply (commonly 9-36V DC), often with surge protection
  • Compatible with standard PLC, SCADA, and IoT platforms in South Africa

Quick Specifications Table

Port Types Baud Rates WiFi Standards Voltage Input Mount
2 x 10/100Mbps LAN, 1 x RS232/RS485 Up to 115200bps 2.4GHz, 802.11b/g/n 9-36V DC DIN/PANEL
Tip: Check stock availability on the Networking and Automation category pages for compatible converters. Branches at Samrand, Pretoria CBD, and Cape Town offer quick collection for registered account and cash customers.

Choosing the Right Converter for Your Application

When selecting a serial-Ethernet-WiFi bridge, match your requirements:

  • Serial Protocol: Identify if your device uses RS232 or RS485 (many converters are switchable).
  • LAN Usage: Need redundant IP networks or dual-segment access (e.g., segregation of control and monitoring)?
  • WiFi Performance: Ensure your facility's network supports 2.4GHz and matches the device's antenna options.
  • Mounting/Power: Most models suit DIN-rail panels, but verify form factor and ensure the available DC rail can supply your chosen unit (typically max 5W-8W consumption).
  • South African Support: Choose units from trusted brands like USR, DTECH, or similar, stocked by Communica for ease of technical queries and replacements.

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Commercial/Industrial Use Cases in South Africa

2 LAN port serial to 1 port WiFi converters are key for:

  • Connecting legacy process controllers, energy meters, or building management devices to central SCADA via Wi-Fi or Ethernet
  • Linking remote sites (pumps, boreholes, substations) where wired networks are costly but Wi-Fi reach is strong
  • Industrial IoT retrofits where flexible LAN-WiFi bridging is required without replacing field equipment
  • Education/training labs: Demonstrating real-world networking for tertiary and technical students

Set-Up Example: Connecting a PLC Network

Suppose your factory PLC has an RS485 port and you need to monitor it from two separate factory networks, plus wirelessly from your engineering office. Installation steps:

  • Connect RS485 terminals, set baud to match the PLC (e.g., 9600bps)
  • Configure LAN1 for internal controls, LAN2 for monitoring segment
  • Set WiFi credentials; use web UI for device IP setup
  • Define TCP Server mode for incoming SCADA software connections

You now have process data accessible on both wired segments and via WiFi, all maintained from a single converter.

Compatibility & Local Availability

Communica sources a range of serial-to-LAN/WiFi converters from reputable brands (e.g., USR, DTECH), with common product codes available for same-day branch pickup or courier delivery. Whether you're outfitting a production floor, campus lab, or remote monitoring station, you benefit from:

  • Stock kept locally for major industrial network topologies
  • Quick quotations, VAT invoices, and corporate account support
  • Access to compatible accessories: power adapters, din-rail mounting kits, and surge arrestors
For recommendations or technical queries, visit your nearest branch, or consult the full product index for related networking solutions and spares.

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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