Lenovo 7ZT7A00545 Expansion Card (612844)

Product Description

The Lenovo 7ZT7A00545 is a 1Gb 4-port RJ45 LAN-on-Motherboard (LOM) expansion card designed for select ThinkSystem server platforms, including SR850, SR950, SR650, and SR630 models. This PCI interface adapter provides enterprise data centers with reliable, high-density Gigabit Ethernet connectivity for integrated server management and network operations. It is a genuine Lenovo component referenced by MPN 612844, ensuring compatibility and operational integrity within supported ThinkSystem chassis.

Technical Specifications

• Part Number: 7ZT7A00545
• MPN: 612844
• Interface: PCI
• Controller: Marvell 88E1543
• LAN Ports: 4 x RJ-45
• Port Type: Gigabit Ethernet (1Gb)
• Form Factor: LOM (LAN-on-Motherboard) expansion card

Design Features

• Quad-port RJ-45 configuration enables multiple network paths from a single expansion slot.
• Marvell 88E1543 controller provides hardware-level Ethernet processing for stable throughput.
• PCI interface facilitates direct integration into ThinkSystem server motherboards without external cabling.
• LOM design optimizes internal space, reducing cable clutter and improving airflow within the chassis.
• Engineered for Lenovo ThinkSystem SR850, SR950, SR650, and SR630 server families.

Application Area

This expansion card is deployed in enterprise data centers and server rooms where ThinkSystem SR850, SR950, SR650, or SR630 servers are utilized for virtualization, database hosting, or high-performance computing workloads. It is suited for environments requiring dedicated LAN connectivity for management traffic or for segmenting network operations across multiple Gigabit links. The card supports redundant or aggregated network configurations, enhancing operational resilience in mission-critical IT infrastructure.