Tellabs LSM 81.55103 LAN Switch Module Ethernet RJ-45 Network Board Card

Board shows no signs of installation or use; PCB surfaces and edge connectors are clean and undamaged. Front panel with LEDs, ejector handle, and RJ-45 port is intact with no scratches or bent metal. Includes original Tellabs cardboard box with foam inserts and exterior product label; no other accessories or documentation are included.

Brand: Tellabs

Model: LSM LAN switch module circuit board for Tellabs telecom and data networking platforms

MPN: 81.55103 (printed on front panel and multiple PCB labels)

Front panel features: Tellabs logo, LSM 81.55103 text, status LEDs labeled LP fault, in service, active, fault, and a metal ejector handle for chassis installation

Board details: large green multi-layer PCB with Broadcom BCM5324MKPB switch IC, Ethernet RJ-45 network port, reset pushbutton labeled power and reset, and high-density surface-mount components

Additional markings on PCB and labels include WA6490086, date code 08 09 08, and Tellabs logo graphics

Connectivity: designed as a LAN switch module with Ethernet (RJ-45) network interface and edge connectors for compatible Tellabs systems

Packaging: ships in a Tellabs cardboard box with foam inserts and exterior label listing Tellabs LSM LAN Switch Module 81.55103

Keywords: Tellabs LSM LAN switch card, Ethernet RJ-45 network module, telecom gateway board, replacement circuit pack 81.55103

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