# InLine Twist-Stop for telephone receiver 4P4C male / female, InLine, 18890L

**URL:** https://aio.lv/en/product--inline-18890l--1089141
**Data updated:** 2025-09-04 12:53 (EEST)
**Category:** Cable Adapters & Converters
**Manufacturer:** InLine
**Manufacturer code:** 18890L
**EAN:** 4043718096008
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.99 €
**Prices and availability valid until:** 2026-07-05 23:59
**Price without VAT (21%):** 4.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inline-18890l--1089141

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

The InLine Twist-Stop is designed for telephone receivers with 4P4C connectors. It features RJ-10 connectors on both ends, ensuring compatibility with standard telephone systems. The transparent color allows for easy visibility of internal wiring. This product enhances durability and prevents twisting of cables, making it ideal for everyday use. Perfect for both home and office environments.

## Long description

The InLine Twist-Stop for telephone receiver 4P4C male / female (model 18890L) is an inline adapter with RJ-10 connectors on both ends, designed to fit corded telephone handsets. Its transparent housing allows visibility of internal wiring while providing a simple mechanical solution that reduces strain and prevents the handset cable from twisting during use. The adapter is compatible with standard 4P4C telephone connections and is suitable for home and office telephone setups.
Advantages
The transparent RJ-10 inline adapter improves cable longevity by preventing twists and tangles, and its male/female 4P4C connectors make installation straightforward without special tools. Because it matches standard telephone handset wiring, it maintains connection reliability and helps avoid intermittent faults caused by bent or stressed cords.
Suitable for
Repairing or replacing a handset cable connection with RJ-10 (4P4C)
Preventing twisting on corded desk and wall-mounted telephones
Use in home telephone sets and small office telephone systems
Key specifications
Brand: InLine
Model / MPN: 18890L
Connectors: RJ-10 (4P4C) male / female
Colour: Transparent
EAN: 4043718096008
Category: Cable interface and gender adapters
How to use
Disconnect the handset cord from the telephone or handset, align the RJ-10 plug and socket, then insert the male end into the telephone or handset receptacle and connect the female end to the handset or cord. Ensure the connector clicks into place for a secure fit. No additional tools are required. If the cord remains twisted, rotate the handset connection gently while ensuring the adapter stays seated.
Usage recommendations
Use this adapter with corded handsets that employ 4P4C (RJ-10) wiring. Avoid excessive bending near the connector and inspect periodically for wear; replace the adapter if contacts become loose or the housing cracks.

## Specifications

### Features

| Feature | Value |
|---|---|
| Product colour | Transparent |
| Connector 1 | RJ-10 |
| Connector 2 | RJ-10 |

## FAQ

### How much does the InLine Twist-Stop for telephone receiver 4P4C male / female cost, and is it available for purchase?

The price is 5.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1747 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 07.07.2026 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 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: 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 InLine Twist-Stop for telephone receiver 4P4C male / female?

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/1089141/64138618_large.webp