# RJ-45 Modular Coupler ROLINE Cat.6 unshielded black

**URL:** https://aio.lv/en/product--roline-21173043--1042500
**Data updated:** 2025-12-29 05:33 (EET)
**Category:** Cable Adapters & Converters
**Manufacturer:** ROLINE
**Manufacturer code:** 21.17.3043
**EAN:** 7611990173631
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 7.84 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--roline-21173043--1042500

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The ROLINE RJ-45 Modular Coupler is designed for Cat.6 networks, providing a reliable connection for unshielded cables. Made from durable plastic, this black coupler ensures longevity and performance. Ideal for extending network connections without signal loss, it is easy to install and compatible with standard RJ-45 connectors.

## Long description

The ROLINE RJ-45 Modular Coupler is an unshielded inline adapter for Cat.6 networks, finished in black plastic. It connects two standard RJ-45 Cat.6 cables with a 1:1 wiring scheme, allowing extension of existing Ethernet runs without changing connectors. The compact coupler is compatible with unshielded twisted-pair Cat.6 cables and fits standard RJ-45 plugs.
Advantages
The coupler provides a straightforward means to extend Cat.6 cables while maintaining the original 1:1 contact mapping. Constructed in durable plastic, it is lightweight and easy to install in patching scenarios. As an unshielded device, it is suitable for environments where Cat.6 UTP cabling is used and where shielding is not required.
Suitable for
Extending Cat.6 UTP Ethernet cables
Temporary or permanent joins in network patching
Residential and office network installations where unshielded cabling is deployed
Key specifications
Model: ROLINE RJ-45 Modular Coupler (MPN: 21.17.3043)
Category: Cat.6, unshielded
Connection: RJ-45 to RJ-45, 8 contacts, 1:1 wiring
Housing: Plastic, black
EAN: 7611990173631
How to use
Insert each RJ-45 plug from the Cat.6 cables into the coupler's ports until they click into place. Ensure both cables are Cat.6 unshielded (UTP) to match the coupler's design. Verify the network link and test connectivity after joining cables to confirm proper signal transmission.
Usage recommendations
Use the coupler indoors in installations with unshielded Cat.6 cabling; avoid environments with high electromagnetic interference where shielded connectors or cables would be required. For best results, minimize physical strain and bends near the connection point and test the extended link with appropriate network testing tools.

## Specifications

### Other features

| Feature | Value |
|---|---|
| Material | Plastic |
| Ports quantity | 2 |

### Features

| Feature | Value |
|---|---|
| Product colour | Black |

## FAQ

### How much does the RJ-45 Modular Coupler ROLINE Cat.6 cost, and is it available for purchase?

The price is 9.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 228 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 01.07.2026 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: Cash payment, 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 ROLINE 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 ROLINE 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: 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/1042500/64129506_large.webp