Products Description
LANTRONIX 00‑20‑4A‑69‑B6‑F8 Network Device
The LANTRONIX 00‑20‑4A‑69‑B6‑F8 represents a factory‑assigned MAC physical address for Lantronix industrial device server hardware. This MAC ID is burned into Lantronix serial‑to‑Ethernet modules, uniquely identifying the network node on local area networks. It is widely referenced during equipment commissioning, spare‑part replacement and network troubleshooting for legacy industrial automation communication hardware.

This MAC address belongs to Lantronix allocated OUI block 00‑20‑4A, used across multiple generations of embedded device server modules. When replacing a spare Lantronix module, users need to update network configuration records according to the new MAC value. Original associated hardware production has been discontinued. It is widely referenced in aftermarket spare‑part documentation for factory automation and process‑control retrofit projects.
Main Specifications
- Brand:Lantronix; MAC Address:00‑20‑4A‑69‑B6‑F8; Type:Factory Assigned Hardware MAC Identifier
- OUI Prefix:00‑20‑4A, officially allocated to Lantronix for network interface hardware
- Function Purpose:Unique layer‑2 physical identifier for Ethernet communication on industrial LAN
- Applicable Hardware:Lantronix embedded device server modules, serial‑to‑Ethernet converters
- Configuration Method:MAC is hardware‑burned; IP settings configured via web interface or setup software
- Document Usage:Used for asset records, spare replacement tracking, IP‑MAC binding and network fault diagnosis
- Supply Status:MAC is hardware‑fixed value; corresponding physical modules available as tested surplus or refurbished spare parts
Core Functions
- Provide unique physical layer identification so switches and SCADA systems can distinguish this Lantronix network node on industrial local area networks.
- Support IP‑MAC binding management on plant firewalls and network switches for stable access control of serial‑to‑Ethernet conversion equipment.
- Act as key reference identifier during spare module replacement, helping technicians update network documentation and host‑station connection settings.
- Assist field engineers in locating target communication hardware via network scanning tools during site commissioning and troubleshooting work.
- Work together with IP address to complete TCP/IP data forwarding for serial‑connected PLC, instruments and field automation controllers.
- Serve as critical hardware asset identifier for spare‑part inventory and maintenance records of Lantronix legacy industrial communication modules.
Application Scenarios
- Factory automation, process‑control plants and other sites deployed with Lantronix serial‑to‑Ethernet device server modules.
- Spare module replacement and routine maintenance of legacy Lantronix communication hardware, updating asset and network documentation.
- Technical renovation and network reconstruction of aging automation systems requiring IP‑MAC binding and access‑policy adjustment.
- On‑site troubleshooting of communication interruption, locating target device via MAC scanning for continuously‑running industrial equipment.
- Spare‑parts stocking for system integrators and maintenance contractors handling legacy Lantronix embedded networking hardware.
- Global aftermarket spare supply for technical teams maintaining industrial automation equipment integrated with Lantronix device servers.
FAQ
- Q:Is 00‑20‑4A‑69‑B6‑F8 a purchasable hardware part number?
A:It is a burned‑in MAC address, not an orderable part number; you need to order the corresponding Lantronix physical module model. - Q:Will MAC address change after module replacement?
A:Each physical module carries unique factory‑burned MAC, so network records must be updated after spare‑part swap. Q:How to find MAC address on site?
A:Read from hardware label, web configuration page or use LAN scanning tool to detect connected Lantronix network node.

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