# Fiber Optical Duplex Cable InLine ST/ST 50/125µm OM4 5m

**URL:** https://aio.lv/en/product--inline-81505p--1038760
**Data updated:** 2026-01-03 12:46 (EET)
**Category:** Fiber Optic Cables
**Manufacturer:** InLine
**Manufacturer code:** 81505P
**EAN:** 4043718178100
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.99 €
**Prices and availability valid until:** 2026-07-06 23:59
**Price without VAT (21%):** 13.21 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inline-81505p--1038760

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

The InLine Fiber Optical Duplex Cable ST/ST 50/125µm OM4 5m is designed for high-speed data transmission. With a core diameter of 50 µm, it supports full duplex communication, ensuring efficient data flow. This cable is ideal for networking applications requiring reliable and fast connections. Its OM4 fiber type allows for greater bandwidth and distance, making it suitable for modern data centers and high-performance networks.

## Long description

The InLine Fiber Optical Duplex Cable ST/ST 50/125µm OM4 5m is a duplex multimode fiber patch cable designed for high-speed data transmission in networking environments. It features ST connectors on both ends and a 50/125 µm OM4 core, providing increased bandwidth and supporting longer transmission distances compared with lower-grade multimode fibers. The 5 m length makes it suitable for connections within racks, between nearby switches or equipment, and in data center patching.
Advantages
The OM4 multimode fiber core (50/125 µm) delivers improved modal bandwidth for applications requiring higher data rates. ST/ST duplex connectors facilitate reliable full-duplex links and easy connection to equipment with ST ports. The cable’s construction is optimized for patching and short rack-to-rack links, offering consistent signal quality and low insertion loss when used in compatible multimode setups.
Suitable for
 Short-range multimode connections in data centers
 Rack-to-rack and switch-to-switch patching
 High-bandwidth LAN and SAN links
 Fiber optic test and measurement setups
Key specifications
 Connector type: ST to ST (duplex)
 Fiber type: OM4 multimode
 Core/cladding: 50/125 µm
 Length: 5 m
 Brand: InLine
 MPN: 81505P
 EAN: 4043718178100
How to use
Align the ST connectors with the equipment ST ports and insert until the connector latches. Use one fiber for each direction to maintain full-duplex communication. Avoid bending the fiber beyond its minimum bend radius and secure the cable to prevent tension or stress on the connectors. For optimal performance, ensure connectors and ports are clean before mating.
Usage recommendations
Use this OM4 ST/ST duplex cable for short to medium multimode links within racks or between adjacent network devices. Inspect and clean optical endfaces periodically and store the cable coiled without tight loops to preserve performance.

## Specifications

| Feature | Value |
|---|---|
| Full duplex | Yes |
| Cable length | 5 m |
| Product colour | Purple |
| Core / cladding diameter | 50/125 |
| Cable diameter | 3 mm |
| Core diameter | 50 µm |
| Cladding diameter | 125 µm |
| Connector 1 gender | Male |
| Connector 2 gender | Male |
| Fibre optic type | OM4 |
| Test protocol included | Yes |

## FAQ

### How much does the Fiber Optical Duplex Cable InLine ST/ST 50/125µm OM4 cost, and is it available for purchase?

The price is 15.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 14 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 30.06.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 InLine 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 InLine 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

## Image

https://aio.lv/img/cache/product/1038760/64124729_large.webp