# BlueOptics X4DACBL2-BL InfiniBand and Fibre Optic Cable 2 m QSFP to 4xSFP+ Black

**URL:** https://aio.lv/en/product--blueoptics-x4dacbl2-bl--12600797
**Data updated:** 2026-07-30 04:07 (EEST)
**Category:** Network Cables
**Manufacturer:** BlueOptics
**Manufacturer code:** X4DACBL2-BL
**EAN:** 4063232121437
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 100.49 €
**Prices and availability valid until:** 2026-08-29 23:59
**Price without VAT (21%):** 83.05 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-x4dacbl2-bl--12600797

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.08.2026 | free |
| Pickup points | 01.09.2026 | 1.79 EUR |
| Courier delivery to door | 01.09.2026 | 4.99 EUR |

## Summary description

BlueOptics X4DACBL2-BL passive Direct Attach Breakout cable with a length of 2 meters. Features a QSFP connector on one end and 4xSFP+ connectors on the other end with male to male gender. Designed for high-speed 40GBASE-CR4 to 10GBASE-CR network connectivity, switches, and server connections. Ensures reliable data transmission in professional networking environments.

## Long description

The BlueOptics X4DACBL2-BL InfiniBand and Fibre Optic Cable is a passive Direct Attach Breakout cable designed for high-speed professional network environments. Featuring a length of 2 meters, a QSFP connector on one end, and four SFP+ connectors on the other, this twinax copper cable facilitates efficient signal transfer across short distances. It provides a reliable connectivity solution for modern data centers, server rooms, and enterprise networks requiring dependable performance for high-bandwidth applications.
Advantages
This passive Direct Attach Breakout cable offers exceptional reliability and durability through the use of high-quality components from established manufacturers. It delivers low latency and minimal power consumption, making it an efficient choice for high-density rack configurations. The design ensures full compliance with industry standards, allowing seamless interoperability across various hardware platforms without compromising signal integrity.
Suitable for
Connecting 40G QSFP ports on switches to 10G SFP+ ports on servers
Short-distance rack and adjacent-rack data center cabling
Ethernet, Fibre Channel, FCoE, and InfiniBand network architectures
High-speed storage system interconnections
When it may not be suitable
This passive copper cable is not designed for long-distance transmissions exceeding its 2-meter length limitation. It may also not function properly with network hardware that does not explicitly support passive Direct Attach Copper cables.
Key specifications
Cable length: 2 m
Connector 1: QSFP
Connector 2: 4xSFP+
Gender: Male to Male
Data transfer rate: Up to 40 Gbit/s
Color: Black
How to use
Carefully uncoil the cable and inspect the connectors for any debris before installation. Insert the QSFP end into the designated port of your primary switch or router until it clicks securely into place. Connect the four SFP+ ends into the respective ports of your target servers, storage devices, or secondary switches. Ensure that all connections are fully seated and that the surrounding hardware environment supports passive direct attach copper connections.
What to consider before purchase
Verify that your networking hardware officially supports passive Direct Attach Breakout cables of this type
Measure the physical distance between devices to ensure the 2-meter length is sufficient
Check port compatibility on both your switches and target servers
Usage recommendations: Handle the connectors by their housing rather than pulling on the cable itself to prevent internal wire damage. Avoid sharp bends or excessive tension during installation to maintain optimal signal performance over the lifespan of the product.

## Specifications

| Feature | Value |
|---|---|
| Data transfer rate | 40 Gbit/s |
| InfiniBand protocol | Yes |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 260 g |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.25 kg |

### Features

| Feature | Value |
|---|---|
| Connector gender | Male/Male |
| Connector 2 | 4xSFP+ |
| Connector 1 | QSFP |
| Product colour | Black |
| Cable length | 2 m |

## FAQ

### How much does the BlueOptics X4DACBL2-BL Cable cost, and is it available for purchase?

The price is 100.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 27.08.2026 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: Bank transfer. 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 BlueOptics 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 BlueOptics 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: connector 2, connector 1, cable length, 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/12600797/68979026_large.webp