# Network Cable HPE Aruba R0M47A SFP56 SFP56 50GBASE-CR 3m Blue

**URL:** https://aio.lv/en/product--blueoptics-r0m47a-bl--10779606
**Data updated:** 2026-03-07 18:03 (EET)
**Category:** Network Cables
**Manufacturer:** BlueOptics
**Manufacturer code:** R0M47A-BL
**EAN:** 4063232062938
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 124.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 102.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-r0m47a-bl--10779606

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

The HPE Aruba R0M47A BlueLAN© 50GBASE-CR passive SFP56 to SFP56 Direct Attach Cable is designed for high-speed data transmission. With a length of 3 meters, it provides a reliable connection for data centers and enterprise networks. This cable supports 50GBASE-CR standards, ensuring optimal performance and low latency. Its passive design allows for easy installation and flexibility in network setups, making it an ideal choice for modern networking needs.

## Long description

The HPE Aruba R0M47A SFP56 50GBASE-CR 3m Blue is a passive direct attach cable (DAC) designed for short-reach, high-bandwidth connections between SFP56 ports. With a 3 meter length and compliance with 50GBASE-CR electrical signalling, this BlueOptics-branded cable provides a fixed, low-latency link suitable for switches, routers and servers that accept SFP56 to SFP56 direct attach assemblies. Its blue jacket makes identification in patching environments straightforward while the passive design requires no external power or active transceiver modules.
Advantages
This 3m SFP56 to SFP56 cable delivers 50 Gbit/s aggregated bandwidth with low latency and reduced power consumption compared with active optical or powered transceiver solutions. The passive construction simplifies installation and reduces the number of components to manage. The color-coded jacket aids in cable management and quick identification in dense racks. Compatibility with SFP56 ports provides a compact connection option for modern 50G network equipment.
Suitable for
 High-density switch-to-switch connections in data centers
 Server-to-switch links requiring 50G throughput
 Top-of-rack or middle-of-row short-reach interconnects
 Environments where low latency and minimal power draw are important
Key specifications
 Form factor: SFP56 to SFP56 direct attach cable
 Data rate: 50 Gbit/s per cable
 Standard: 50GBASE-CR electrical interface
 Length: 3 meters
 Design: Passive direct attach (no external power)
 Jacket color: Blue
How to use
Connect one SFP56 connector to the SFP56 port on the first device and the other connector to the SFP56 port on the second device. Ensure both devices are powered off or ports are administratively disabled during insertion or removal to prevent port damage where recommended by the hardware vendor. After physical installation, enable the ports in the network equipment management interface and verify link status and negotiated speed. No additional configuration or external transceivers are required for basic link establishment.
Usage recommendations
Use this passive SFP56 cable for short-reach links up to 3 meters in rack or cabinet environments. Avoid tight bends or sharp kinks in the cable; follow vendor minimum bend radius guidelines when routing. Verify compatibility with your specific switch or server model and check port firmware or compatibility lists if required by the hardware manufacturer.

## FAQ

### How much does the Network Cable HPE Aruba R0M47A cost, and is it available for purchase?

The price is 124.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 35 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 27.07.2026 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