# Fibre optic cable EFB Elektronik O8321S50OM4 8x SC OM4 50 m Beige Black Magenta

**URL:** https://aio.lv/en/product--efb-elektronik-o8321s50om4--10900465
**Data updated:** 2025-12-30 12:54 (EET)
**Category:** Network Cables
**Manufacturer:** EFB Elektronik
**Manufacturer code:** O8321S50OM4
**EAN:** 4049759306335
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 326.99 €
**Prices and availability valid until:** 2026-08-15 23:59
**Price without VAT (21%):** 270.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--efb-elektronik-o8321s50om4--10900465

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.08.2026 | free |
| Pickup points | 18.08.2026 | 1.89 EUR |
| Courier delivery to door | 18.08.2026 | 4.99 EUR |

## Summary description

The EFB Elektronik O8321S50OM4 is a high-quality fibre optic cable designed for reliable data transmission. With a length of 50 m and 8x SC connectors, it supports OM4 standards, ensuring high bandwidth and performance. The core diameter of 50 µm allows for efficient light transmission, making it ideal for InfiniBand applications. Available in Beige, Black, and Magenta colors, this cable combines functionality with aesthetic appeal.

## Long description

The EFB Elektronik O8321S50OM4 is a pre-assembled fibre optic trunk cable with eight SC connectors on each end, designed to the OM4 multimode standard. With a 50 m length and a 50 µm core diameter, this U-DQ(ZN) BH cable supports high-bandwidth data transmission suitable for demanding network backbones and InfiniBand environments. It is available in Beige, Black and Magenta colours and comes from EFB’s standardized, stock-kept product line for quick deployment.
Advantages
This OM4 fibre optic cable delivers higher modal bandwidth compared with lower multimode grades, enabling increased throughput and longer reach for multimode links. The factory-assembled design with 8x SC connectors reduces installation time and ensures consistent connector quality. Stock availability of common lengths supports fast procurement and predictable deployment planning.
Suitable for
 Data centre backbone and patching
 InfiniBand interconnects and high-performance computing
 Campus and building backbone multimode links
 Pre-terminated fibre installations requiring SC connectors
Key specifications
 Manufacturer: EFB Elektronik
 Model / MPN: O8321S50OM4
 Cable type: U-DQ(ZN) BH
 Multimode grade: OM4
 Core diameter: 50 µm
 Length: 50 m
 Connectors: 8x SC — both ends
 Colours: Beige, Black, Magenta
 EAN: 4049759306335
How to use
Route the pre-assembled trunk cable through cable ducts or shafts to the required patch panels or equipment racks. Terminate or connect the SC connectors into compatible SC adapters or ports, observing standard fibre handling practices: avoid tight bends, secure the cable to prevent strain, and keep connector endfaces clean. Verify link performance with appropriate optical test equipment after installation.
Usage recommendations
Store and handle the OM4 fibre cable in a clean, dry environment. Use dust caps until connection and perform inspection/cleaning of SC endfaces before mating to ensure reliable optical performance.

## Specifications

| Feature | Value |
|---|---|
| Fiber mode structure | Multi-mode |
| Core diameter | 50 µm |
| Cladding diameter | 125 µm |
| Bending radius | 90 mm |
| Fibre optic type | OM4 |
| Test protocol included | Yes |

### Features

| Feature | Value |
|---|---|
| Cable length | 50 m |
| Cable type | U-DQ(ZN) BH |
| Connector 1 | 8x SC |
| Connector 2 | 8x SC |
| Product colour | Beige, Black, Magenta |
| Plug and Play | Yes |
| Jacket material | Low smoke zero halogen (LSZH) |
| Connector 1 gender | Male |
| Connector 2 gender | Male |
| Cable shape | Round |

### Other features

| Feature | Value |
|---|---|
| Cable diameter | 6 mm |

### Packaging content

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Certificates

| Feature | Value |
|---|---|
| Compliance certificates | CE |

## FAQ

### How much does the Fibre optic cable EFB Elektronik O8321S50OM4 cost, and is it available for purchase?

The price is 326.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 13.08.2026 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 EFB Elektronik 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 EFB Elektronik 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: cable length, cable type, connector 1, connector 2, 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.

### Where can I download the instructions for Fibre optic cable EFB Elektronik O8321S50OM4?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/10900465/64091233_large.webp