
Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
Lenovo 01KR581 2-Ports SFP56 Network Adapter
- Dual SFP56 ports for high-speed network connectivity.
- Supports speeds up to 50Gbps per port.
- Utilizes PCIe interface for integration into servers.
- Ideal for high-performance computing, storage, and networking.
- Manufactured by Lenovo for compatibility with their server systems.
- Enables advanced network configurations and aggregation.
- Low latency and high throughput for demanding workloads.
Was $310.00 · You save $0.00
Key specifications
See full specs ↓- Number of Ports
- 2
- Port Type
- SFP56
- Speed
- Up to 50Gbps per port
- Interface
- PCIe
- Brand
- Lenovo
Product details
The Lenovo 01KR581 is a 2-Port SFP56 Network Adapter designed for high-speed networking. It provides two SFP56 ports, enabling connectivity at speeds up to 50Gbps per port, suitable for demanding server and data center applications.
Technical Information
| Number of Ports | 2 |
| Port Type | SFP56 |
| Speed | Up to 50Gbps per port |
Additional Specifications
| Interface | PCIe |
| Brand | Lenovo |
Description
The Lenovo 01KR581 is a high-performance network adapter engineered to deliver exceptional speed and connectivity for modern data centers and enterprise environments. Equipped with two SFP56 ports, this adapter supports network speeds of up to 50 Gigabits per second (Gbps) on each port, making it ideal for bandwidth-intensive applications such as high-performance computing (HPC), large-scale data storage, and high-frequency trading platforms. The adapter connects to the server via a PCI Express (PCIe) interface, ensuring sufficient bandwidth for the network traffic. This adapter is designed to meet the growing demands for faster network infrastructure. The SFP56 interface is backward compatible with SFP+ and SFP28 transceivers, offering flexibility in deployment and upgrade paths. It allows for advanced network configurations, including link aggregation, to further enhance throughput and provide redundancy. The low latency and high throughput characteristics are crucial for applications where even minor delays can impact performance significantly. As a Lenovo-branded product, the 01KR581 is optimized for seamless integration with Lenovo's server portfolio, ensuring compatibility and reliability. It is a key component for building robust and scalable network infrastructures that can handle the ever-increasing data demands of today's digital world, supporting virtualization, cloud computing, and big data analytics.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for 01KR581.
