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Four port NIC gave us flexible network connectivity.
Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card
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Lenovo ThinkSystem 1Gb 4-port RJ45 LOM
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Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card
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- Lenovo ThinkSystem 1Gb 4-port RJ45 LOM
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- Lenovo
- GTIN:
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Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card Overview
Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card-Lenovo ThinkSystem 1Gb 4-port RJ45 LOM is a high-performance expansion card engineered to deliver robust network connectivity for enterprise servers. Designed as a network interface card (NIC), it features four integrated RJ-45 ports that each support 1Gbps, ensuring reliable data transmission for mission-critical applications.
Built for Lenovo ThinkSystem servers, this PCIe-based card leverages a PCIe x4 interface with PCIe 3.0 generation support and an Intel I350 chipset to maximize network performance. Its low-profile and full-height bracket options—coupled with a passive cooling design—make it ideal for server expansion and network upgrades in data centers operating under Windows, Linux, or VMware ESXi environments.
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Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card Specifications
- Product Type
- Expansion Card
- Card Type
- Network Interface Card
- Interface
- PCIe x4
- PCIe Version
- PCIe 3.0
- Chipset / Controller
- Intel I350
- Supported Ports
- RJ-45
- Port Count
- 4
- Max Data Rate
- 1Gbps
- RAID Levels Supported
- N/A
- Capture Resolution
- N/A
- Capture Frame Rate
- N/A
- Low Profile Bracket
- Yes
- Full Height Bracket
- Yes
- Cooling
- Passive
- Operating System Compatibility
- Windows / Linux / VMware ESXi
- Bus Width
- 64-bit
- Power Requirements
- 3.3V
- Use Case
- Server Expansion / Network Upgrade
- Product Name
- Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card-Lenovo ThinkSystem 1Gb 4-port RJ45 LOM
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card |  Lenovo 7ZT7A00537 PCI-E Dual Optical Ports 10G Array Card |  Lenovo 7ZT7A00534 PCI-E Dual Electric Ports Gigabit Array Card |  Lenovo 7ZT7A00546 Dual Optical Ports 10G Array Card |  Lenovo 7ZT7A00535 PCI-E Four Electric Ports Gigabit Array Card | |
|---|---|---|---|---|---|
| Product Type | Expansion Card | Expansion Card | |||
| Card Type | Network Interface Card | Network Interface Card | |||
| Interface | PCIe x4 | PCIe x8 | |||
| PCIe Version | PCIe 3.0 | PCIe 3.0 | |||
| Chipset / Controller | Intel I350 | N/A | |||
| Supported Ports | RJ-45 | SFP+ | |||
| Port Count | 4 | 2 | |||
| Max Data Rate | 1Gbps | 10Gbps | |||
| RAID Levels Supported | N/A | N/A | |||
| Capture Resolution | N/A | N/A | |||
| Capture Frame Rate | N/A | N/A | |||
| Low Profile Bracket | Yes | Yes | |||
| Full Height Bracket | Yes | Yes | |||
| Cooling | Passive | Passive | |||
| Operating System Compatibility | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | |||
| Bus Width | 64-bit | 64-bit | |||
| Power Requirements | 3.3V | 3.3V | |||
| Use Case | Server Expansion / Network Upgrade | Network Upgrade | |||
| Product Name | Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card-Lenovo ThinkSystem 1Gb 4-port RJ45 LOM | Lenovo 7ZT7A00546 Dual Optical Ports 10G Array Card-Lenovo ThinkSystem 10Gb 2-port SFP+ LOM, including modules | |||
| Height | N/A | N/A | |||
| Width | N/A | N/A | |||
| Depth | N/A | N/A | |||
| Weight | N/A | N/A |
Reviews & Ratings
M
Mariam Noor
5
Stable gigabit performance across all ports.
H
Henry Lawson
4
Easy installation and reliable throughput.
A
Adnan Qureshi
4
Good option for multi network setups.
P
Paul Jennings
5
Dependable Lenovo network card.
Questions & Answers
What is the Lenovo ThinkSystem 1Gb 4-port RJ45 LOM (SKU: 7ZT7A00545)?
The Lenovo ThinkSystem 1Gb 4-port RJ45 LOM (SKU: 7ZT7A00545) is an integrated network adapter offering four 1 Gbps Ethernet ports for reliable server connectivity.
Which server models support the Lenovo 7ZT7A00545 four-port Gigabit card?
The Lenovo 7ZT7A00545 is verified for ThinkSystem SR and ST series servers, including SR550, SR570, ST250 and ST550 models.
What bandwidth does each RJ45 port deliver?
Each RJ45 port on the 7ZT7A00545 delivers up to 1 Gbps full-duplex throughput for a combined 4 Gbps aggregate bandwidth.
How is the Lenovo 1Gb 4-port RJ45 LOM installed?
Installation is tool-free: slide the LOM module into the dedicated mezzanine slot and secure it with the captive screw included.
Does the 7ZT7A00545 support network teaming and failover?
Yes, it supports NIC teaming, link aggregation (LACP) and driver-based failover to ensure high availability.
Which operating systems are compatible with this Gigabit card?
The card is supported under Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server and VMware ESXi with Lenovo drivers.
Does the card support IPv6 and jumbo frames?
Yes, the Lenovo 1Gb 4-port RJ45 LOM fully supports IPv6 addressing and jumbo frames up to 9 KB.
What virtualization features are available on this adapter?
It offers SR-IOV, VXLAN offload and Virtual Bridge Performance Acceleration to optimize virtual machine networking.
Can I use the 7ZT7A00545 for iSCSI or storage traffic?
Yes, its jumbo-frame support and hardware offload make it ideal for iSCSI and shared storage networks.
How much power does the Lenovo 1Gb 4-port LOM consume?
Typical power consumption is under 4 W under full load, making it energy-efficient for 1 Gbps deployments.
What quality-of-service (QoS) features are supported?
The adapter supports 802.1p priority tagging, traffic shaping and rate limiting to ensure predictable performance.
How do I configure VLAN tagging on the 7ZT7A00545?
Use the Lenovo XClarity Controller or your OS network utilities to assign 802.1Q VLAN tags per port or team.
Does Lenovo provide drivers and firmware updates for this NIC?
Yes, Lenovo publishes certified drivers and firmware on the Support site with regular updates for security and performance.
What is the warranty period for the Lenovo ThinkSystem Gigabit card?
The 7ZT7A00545 carries a three-year limited warranty with optional extension through Lenovo Premier Support.
What is the mean time between failures (MTBF) of this network adapter?
The Lenovo 1Gb 4-port RJ45 LOM has an MTBF of over 1,000,000 hours under standard operating conditions.
Are advanced offload features available on this four-port LOM?
Yes, it includes TCP/IP checksum offload, TCP segmentation offload (TSO) and large receive offload (LRO) for CPU efficiency.
How can I verify the card’s link status and statistics?
Monitor link status, port speed and packet counters via Lenovo XClarity Controller, iDRAC or standard OS tools like ethtool.