# Mellanox ConnectX-6 Lx EN 25GbE OCP 3.0 Dual-Port SFP28 Network Adapter Card PCIe 4.0 x8

**URL:** https://aio.lv/en/product--mellanox-900-9x625-0083-sb0--12431484
**Data updated:** 2026-05-14 04:40 (EEST)
**Category:** Network Cards
**Manufacturer:** MELLANOX
**Manufacturer code:** 900-9X625-0083-SB0
**EAN:** 7290108488500
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 698.99 €
**Prices and availability valid until:** 2026-08-19 23:59
**Price without VAT (21%):** 577.68 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mellanox-900-9x625-0083-sb0--12431484

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 04.08.2026 | free |
| Pickup points | 07.08.2026 | 1.79 EUR |
| Courier delivery to door | 07.08.2026 | 4.99 EUR |

## Summary description

The Mellanox ConnectX-6 Lx EN is a high-performance 25GbE network adapter card designed for OCP 3.0 form factors. Featuring dual SFP28 ports and a PCIe 4.0 x8 interface, it supports advanced host management, secure boot, and hardware-based cryptography. This internal fiber adapter is engineered for data centers and enterprise environments requiring high-speed, reliable connectivity and enhanced network security.

## Long description

The Mellanox ConnectX-6 Lx EN is a high-performance 25GbE network adapter card engineered for OCP 3.0 form factors. This dual-port SFP28 adapter utilizes a PCIe 4.0 x8 interface to provide reliable, high-speed connectivity for modern enterprise data centers and cloud environments. It incorporates advanced features such as hardware-based cryptography, secure boot, and host management to ensure robust network security and efficient data processing.
Advantages
This network adapter offers exceptional scalability and performance for demanding server workloads. By leveraging the PCIe 4.0 interface, it maximizes throughput while minimizing latency, which is critical for high-speed data center operations. The inclusion of hardware-based security features, including secure boot and encryption, provides an added layer of protection for sensitive data transmissions. Its OCP 3.0 design ensures easy integration into compatible server architectures, promoting efficient airflow and simplified maintenance.
Suitable for
High-performance cloud and enterprise data centers
Server virtualization and containerized environments
Secure network traffic management
High-speed storage networking
This adapter may not be suitable for standard desktop computers or workstations that lack OCP 3.0 slots or PCIe 4.0 x8 support. It is specifically designed for server-grade hardware and may not function correctly in consumer-grade motherboards or systems with limited thermal management capabilities.
Key specifications
Interface: PCIe 4.0 x8
Ports: Dual-port SFP28
Data Transfer Rate: Up to 25 GbE
Form Factor: OCP 3.0
Security: Hardware-based cryptography and secure boot
To install the adapter, ensure the server is powered down and disconnected from the power source. Insert the card into the designated OCP 3.0 slot on the server motherboard, ensuring it is firmly seated. Secure the card using the provided thumbscrew or pull tab mechanism. Once installed, connect the appropriate fiber optic cables to the SFP28 ports. After booting the server, install the latest drivers provided by the manufacturer to ensure optimal performance and compatibility with your operating system.
What to consider before purchase
Verify that your server chassis supports the OCP 3.0 form factor
Ensure your system has an available PCIe 4.0 x8 slot for maximum performance
Confirm compatibility with your existing fiber optic cabling infrastructure
Check if your server operating system supports the required network drivers
Ensure that the server environment provides adequate airflow to maintain optimal operating temperatures for the adapter, and always keep the firmware updated to benefit from the latest security patches and performance enhancements.

## Specifications

| Feature | Value |
|---|---|
| Component for | Server |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| Interface | Fiber |
| Host interface | PCI Express |
| Internal | Yes |
| Fiber ports quantity | 2 |
| Fiber optic connector | SFP28 |
| PCI version | 4.0 |

### Bandwidth

| Feature | Value |
|---|---|
| Maximum data transfer rate | 25000 Mbit/s |

### Network

| Feature | Value |
|---|---|
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 2500 |
| Ethernet interface type | 2.5 Gigabit Ethernet |

### Design

| Feature | Value |
|---|---|
| Product colour | Multicolour |

## FAQ

### How much does the Mellanox ConnectX-6 Lx EN 25GbE OCP 3.0 Network Adapter cost, and is it available for purchase?

The price is 698.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 04.08.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All MELLANOX products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized MELLANOX service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: connectivity technology, interface, host interface, maximum data transfer rate, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12431484/68738720_large.webp