1-Port RS485 to Ethernet Converter - Stock, Pricing & Local Service at Communica
Browse RS485 to Ethernet Converters at Communica. Compare features, check stock, get VAT invoicing, and collect or have delivered across South Africa. Trusted brands, expert advice.
Industrial-Grade Converters
Choose robust RS485 networking for automation, PLC, and remote control.
Local Stock & Support
Pick up in Samrand or order online; receive personalized technical help.
Transparent Pricing
Request VAT invoicing, get bulk quotes, or check real-time pricing online.
Upgrade Your RS485 Network with Ethernet Conversion
A 1-port RS485 to Ethernet converter is a compact gateway device that translates between traditional RS485 serial protocols and modern Ethernet TCP/IP networks. By bridging these domains, it enables remote asset management, SCADA integration, and flexible cabling for industrial controls, access systems, and educational labs.
At Communica, South African engineers, technicians, and system integrators will find a curated selection of 1-port RS485/Ethernet adapters-ideal for:
- Modbus RTU/ASCII to Modbus TCP applications
- Legacy RS485 device networking into LAN/WAN
- CCTV, access control, and perimeter monitoring upgrades
- Educational demonstration in university/college automation labs
Specification Highlights: What to Look For
| Feature | Description |
|---|---|
| Port Configuration | 1 x RS485 (terminal or DB9), 1 x 10/100M Ethernet (RJ45) |
| Protocols Supported | TCP/IP, UDP, Modbus RTU/ASCII/TCP, HTTP, DHCP (varies by model) |
| Isolation | 600V-2kV isolating transformer; opto-isolation for industrial/fieldbus |
| Baud Rate | Typically 300bps-921.6kbps (programmable) |
| Power Input | DC (often 9-36V); check power supply compatibility or PoE |
| Mounting | DIN-rail, wall, desktop-choose to suit cabinet or lab setups |
Key Selection Criteria
- Check voltage and current input to match your panel supply (especially for 12V/24V rails common in SA automation).
- Confirm protocol support (Modbus RTU <-> TCP is standard, but SCADA installations may require specific tunnel or HTTP server modes).
- Look for status LEDs for diagnostics-these simplify troubleshooting in noisy factory or IT environments.
- Verify operating temperature ranges for field installs (many units rated -40 degreesC to 85 degreesC for industrial sites).
Explore top brands such as USR, Lenkeng, and HIFOCUS, all available for direct purchase, pickup, or quoting via Communica's local stock system.
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How to Compare Price & Availability for 1-Port RS485-Ethernet Converters
Communica lists live pricing on product pages-simply search or browse Serial Converters for current ZAR pricing, bulk breaks, and availability. Registered business or institution customers can request VAT invoices and obtain formal quotes for procurement purposes.
Example Use Case: Modbus RTU Bridge in South Africa
A typical factory retrofit: An existing Modbus RTU (RS485) PLC must connect safely to a supervisory SCADA system over TCP/IP without recabling. A 1-port RS485-Ethernet adapter is configured with the site's IP, protocol, and baud rate, then wired directly to the legacy controller. Communication is now possible both remotely (from a control room PC) and via local laptops for maintenance.
Compatibility & Accessories
- Recommended cables: shielded twisted pair (for RS485) and standard Cat5e/6 (Ethernet).
- If panel-mounting, check DIN-rail clips are included or required separately.
- Power supplies: Match the required input range (9-36V DC typical), available under Power & Adaptors.
For technical setup, review the included manuals or request a datasheet from the listing. Communica's technical team can provide product-specific support by phone or in-branch.
Branch Pickup and Delivery Details
Check stock at your preferred branch, or order online for collection at Samrand, Pretoria, or Cape Town branches. Need a tax invoice for your institution or business? Tick the VAT request at checkout, or contact customer service for a formal quotation and lead time (often immediate for in-stock models).
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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