--- product_id: 452930401 title: "RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White)" brand: "retailandbulk" price: "148 zł" currency: PLN in_stock: true reviews_count: 5 category: "Retail And Bulk" url: https://www.desertcart.pl/products/452930401-rj11-duplex-telephone-adapter-2-way-6p4c-splitter-cable-single store_origin: PL region: Poland --- # 3 Female RJ11 Sockets 50 Micron Gold Plated Contacts ABS UL 94V2 Durable Housing RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White) **Brand:** retailandbulk **Price:** 148 zł **Availability:** ✅ In Stock ## Summary > 📞 Double your connection, not your clutter! ## Quick Answers - **What is this?** RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White) by retailandbulk - **How much does it cost?** 148 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/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 - • **Compact 3-Inch Cable:** Minimal clutter behind your desk for a sleek, professional setup. - • **RoHS Certified & Safe:** Eco-friendly materials free from hazardous substances for peace of mind. - • **Dual Device Connectivity:** Split one phone line into two without signal loss or noise. - • **Lifetime Warranty Included:** Reliable performance backed by a no-hassle lifetime guarantee. - • **Premium Gold-Plated Contacts:** 4X thicker plating ensures corrosion resistance and long-lasting clarity. ## Overview The RJ11 Duplex Telephone Adapter features three female 6P4C sockets with a durable ABS UL 94V2 housing and thick 50-micron gold-plated contacts for superior corrosion resistance. Designed to split a single phone line into two, it supports clear, noise-free connections for telephones and fax machines. With a compact 3-inch cable and RoHS-certified materials, this adapter offers reliable, eco-friendly performance backed by 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: I like it Review: Worked as expected! Extension is nice so that it did not put extra weight on the wall mount jack. ## Features - 3 Female Sockets RJ11 (6P4C) Telephone Adapter - Single socket used to connect to line or telephone outlet - Double socket end used to connect 2 devices (Telephone, Fax, etc.) - Durable construction with ABS UL 94-V2 housing and thick gold plating on contacts - Comes with a 3-inch Cable ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B088Z2DFZS | | Brand Name | RetailAndBulk | | Cable Type | Telephone Cable | | Color | White | | Compatible Devices | Telephone | | Compatible Phone Models | All standard RJ11 landline phones (e.g., Panasonic, AT&T, VTech, GE) | | Connector Gender | Male-to-Female | | Connector Type | RJ11 | | Customer Package Type | Standard Packaging | | Customer Reviews | 4.6 4.6 out of 5 stars (1,961) | | Data Transfer Rate | 56 Kbps | | Included Components | Phone Jack Splitter and Cable | | Indoor Outdoor Usage | Outdoor | | Item Shape | Round | | Manufacturer | RetailAndBulk | | Model | RJ11 Duplex Adapter with 3 inch Cable | | Model Name | RJ11 Landline Phone Jack Splitter | | Number of Items | 1 | | Number of Pins | 4 | | Other Special Features of the Product | Tangle Free | | Recommended Uses For Product | Phone and Fax Connection | | Specification Met | RoHS, UL | | UPC | 618020832800 | | Unit Count | 1 Count | ## Product Details - **Brand:** RetailAndBulk - **Cable type:** Telephone Cable - **Compatible devices:** Telephone - **Connector type:** RJ11 - **Special features:** Tangle Free ## Images ![RJ11 Duplex Telephone Adapter 2-Way 6P4C Splitter + Cable (Single White) - Image 1](https://m.media-amazon.com/images/I/41NwOeR9akL.jpg) ## Available Options This product comes in different **Color, Size, Number Of Items** options. ## 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 ### ⭐⭐⭐⭐⭐ Review *by T***D on 2 March 2025* I like it ### ⭐⭐⭐⭐⭐ Review *by A***R on 25 February 2026* Worked as expected! Extension is nice so that it did not put extra weight on the wall mount jack. ### ⭐⭐⭐⭐⭐ Review *by J***T on 11 September 2024* Bonne qualité. ## 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) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/452930401-rj11-duplex-telephone-adapter-2-way-6p4c-splitter-cable-single](https://www.desertcart.pl/products/452930401-rj11-duplex-telephone-adapter-2-way-6p4c-splitter-cable-single) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-06-05*