---
product_id: 452930401
title: "RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White)"
brand: "retailandbulk"
price: "€ 30.49"
currency: EUR
in_stock: true
reviews_count: 5
category: "Retail And Bulk"
url: https://www.desertcart.fi/products/452930401-rj11-duplex-telephone-adapter-2-way-6p4c-splitter-cable-single
store_origin: FI
region: Finland
---

# 3 Female RJ11 Sockets Gold Plated Contacts for Signal Integrity Precision Made & Tested in USA RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White)

**Brand:** retailandbulk
**Price:** € 30.49
**Availability:** ✅ In Stock

## Summary

> 📞 Connect smarter, sound clearer, and stay ahead of the line!

## Quick Answers

- **What is this?** RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White) by retailandbulk
- **How much does it cost?** € 30.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/452930401-rj11-duplex-telephone-adapter-2-way-6p4c-splitter-cable-single)

## Best For

- retailandbulk enthusiasts

## Why This Product

- Trusted retailandbulk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Eco-Friendly & Safe:** RoHS certified components guarantee a toxin-free, environmentally responsible product.
- • **Compact & Clutter-Free:** Short 2.5-inch cable minimizes desk mess while maximizing connection reliability.
- • **Double Your Connection Power:** Expand a single phone jack into two seamless connections for phone and fax without signal loss.
- • **Crystal Clear Calls Every Time:** Gold plated contacts with 4X thicker plating prevent corrosion and maintain flawless sound clarity.
- • **Built to Last, Designed to Perform:** Durable ABS UL 94-V2 housing with thick pure copper wiring ensures premium quality and longevity.

## Overview

The RJ11 Duplex Telephone Adapter is a premium, RoHS-certified splitter that converts one phone jack into two with three female RJ11 sockets. Featuring gold-plated contacts and thick copper wiring housed in durable ABS, it ensures crystal-clear calls and reliable connections. Precision made and tested in the USA, this compact adapter is perfect for professionals needing seamless phone and fax connectivity with a lifetime warranty.

## Description

ADAPTER SPECS ✅ 3 Female 6P4C Sockets ✅ Housing: ABS UL 94V2 ✅ Current rating: 1.5A ✅ Contacts: Gold plated copper with 4X thicker gold plating than standard✅ Internal Wiring: 24AWG copper ✅ RoHS certified ✅ Converts a single phone jack into a dual jack ✅ Four-conductor (6P4C) design allows for operation of a 2-line phone TELEPHONE CABLE SPECS ✅ Color: White ✅ 50 Micron Gold Plating - provides long term reliability for fast and stable connection ✅ Polycarbonate Resin Plugs - offers the highest impact strength among all plastics wide operating temperature range ✅ 26 AWG Pure Copper Core Wire Conductors - one of the best for electrical conductivity to provide strong and reliable connection ✅ Precision Hand Made and Tested in USA ✅ Free of hazardous substances - all components are RoHS certified BENEFITS ● Short length eliminates unnecessary clutter behind the phone and improves signal strength ● High quality materials and construction ● Thicker gold plating provides more mating cycles and corrosion resistance ● RoHS Certified Components - All materials are safe and without hazardous substances ● Provides clear sound and reliable connection ● Each cable and adapter is tested before packing and has passed a connection test ● Will Not Make Crackle or Line Noise When Jiggling the Cord ● Duplex adapter converts a single phone jack into a dual jack WARRANTY Lifetime WarrantyPACKAGE INCLUDES ✅ Duplex Adapter ✅ 2.5 Inch Cable ✅ Retail&Bulk® Warranty Card

Review: Good idea - I like it
Review: this is a great connector - worked for the old landline phone I was using

## Features

- 3 Female Sockets RJ11 (6P4C) Telephone Adapter
- Expand a Single Telephone Line Jack to Connect 2 Devices, such as a Phone and Fax
- All Splitter and Cable Components are RoHS Certified
- Premium Quality build of durable ABS UL 94-V2 housing, thick pure Copper Wires, and Gold Plated contacts to ensure no signal loss
- 1 to 2 Phone Jack Splitter with 3 Female RJ11 Jacks and High-Quality 2.5-inch Phone Cable offers the flexibility of connecting in-line or to the landline phone jack or devices RJ11 socket.
- Precision Made and Tested in USA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B088Z2DFZS |
| Brand | RetailAndBulk |
| Brand Name | RetailAndBulk |
| Cable Type | RJ11 |
| Cable type | RJ11 |
| Color | White |
| Compatible Devices | Desktop, Laptop, Printer |
| Compatible devices | Desktop, Laptop, Printer |
| Connector Gender | Female-to-Female |
| Connector Type | RJ11 |
| Connector type | RJ11 |
| Customer Reviews | 4.6 out of 5 stars 1,936 Reviews |
| Data Transfer Rate | 56 Kbps |
| Indoor Outdoor Usage | Outdoor |
| Item Shape | Round |
| Manufacturer | RetailAndBulk |
| Model | RJ11 Duplex Adapter with 3 inch Cable |
| Number of Items | 1 |
| Number of Pins | 4 |
| Other Special Features of the Product | Braided |
| Recommended Uses For Product | Phone and Fax Connection |
| Recommended uses for product | Phone and Fax Connection |
| Special features | Braided |
| Specification Met | RoHS Certified |
| UPC | 618020832800 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** RetailAndBulk
- **Cable type:** RJ11
- **Compatible devices:** Desktop, Laptop, Printer
- **Connector type:** RJ11
- **Special features:** Braided

## Images

![RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White) - Image 1](https://m.media-amazon.com/images/I/41NwOeR9akL.jpg)

## Questions & Answers

**Q: I need a bulk order of phone jack splitters quickly. Should I choose Amazon Prime or Ships from RetailAndBulk?**
A: Ships from RetailAndBulk is fastest for bulk orders. We ship all splitters in one shipment the next business day from our NY workshop where we make them. Prime may need to transfer stock to one warehouse first or send multiple packages.

**Q: Are these phone splitters compatible with all landline phones?**
A: Yes, our splitters are compatible with all standard RJ11 landline phones, including AT&T, Panasonic, cordless phones, and 2-line phones. Each splitter is tested before shipping to ensure reliable performance and a great customer experience.

**Q: Can I connect 2 phone handsets to this splitter?**
A: No, handsets use RJ9 connectors which are smaller than RJ11

**Q: Can I use these telephone line splitters with fax machines and DSL modems?**
A: Yes, our phone splitters are straight-wired to support both voice and data connections. They work with fax machines, DSL modems, and all standard landline phones. Each part is tested to ensure stable connectivity and reliable performance.

**Q: Do you offer bulk discounts on large orders?**
A: Yes, if you have an Amazon Business account, you will see it when adding large quantity to cart. We’ve served many large-scale projects, including hotels, retail chains, new constructions, schools, hospitals, TV stations, and fire departments.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good idea
*by T***D on 2 March 2025*

I like it

### ⭐⭐⭐⭐⭐ this is a great connector
*by S***N on 28 January 2026*

worked for the old landline phone I was using

### ⭐⭐⭐⭐⭐ Must for land line phones
*by F***N on 3 December 2025*

Great quality fit,ease of use,works great,

## Frequently Bought Together

- RetailAndBulk Phone Jack Splitter for Landline Telephone RJ11 6P4C 2 Way Adapter (1 Splitter + 2.5 Inch Cable) Made in USA
- Phone extension Cord 25 Ft, Telephone Cable with Standard RJ11 Plug and 1 in-Line Couplers and 20 Cable Clip Holders, White
- Uvital RJ11 Duplex Wall Jack Adapter Dual Phone Line Splitter Wall Jack Plug 1 to 2 Modular Converter Adapter for Office Home Fax Model Cordless Phone System, White(2 Pack)

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**Shop now:** [https://www.desertcart.fi/products/452930401-rj11-duplex-telephone-adapter-2-way-6p4c-splitter-cable-single](https://www.desertcart.fi/products/452930401-rj11-duplex-telephone-adapter-2-way-6p4c-splitter-cable-single)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-07*