--- product_id: 120068249 title: "2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber" brand: "adnet" price: "VT8173" currency: VUV in_stock: false reviews_count: 1 url: https://www.desertcart.vu/products/120068249-2-x-pots-rj11-telephone-and-ethernet-port-over-fiber store_origin: VU region: Vanuatu --- # 10/100 Mbit/s Ethernet 2 FXS/FXO lines Plug & Play setup 2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber **Brand:** adnet **Price:** VT8173 **Availability:** ❌ Out of Stock ## Summary > πŸ“‘ Elevate Your Connectivity Game! ## Quick Answers - **What is this?** 2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber by adnet - **How much does it cost?** VT8173 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/120068249-2-x-pots-rj11-telephone-and-ethernet-port-over-fiber) ## Best For - adnet enthusiasts ## Why This Product - Trusted adnet brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Easy Installation:** Get started in minutes with a simple plug-and-play design. - β€’ **Unmatched Distance:** Extend your reach up to 20 km with single mode fiber! - β€’ **Lightning Protection:** Safeguard your connections from outdoor hazards. - β€’ **No Delay Transmission:** Experience real-time communication without interruptions. - β€’ **Universal Compatibility:** Works seamlessly with both multimode and single mode fiber. ## Overview The ADnet 2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter is a robust multiplexer/extender set designed for seamless voice and data transmission over fiber optics. It supports both multimode and single mode fiber, allowing for distances of up to 1 km and 20 km respectively. With easy installation and no delay transmission, this device is perfect for enhancing your home or office network while protecting against outdoor elements. ## Description Product description AD-net’s AN-FM-PCM02/ETH-M Fiber Optic Multiplexers offer a low-cost solution for extending limited reach POTS RJ-11 copper telephone lines to fiber optical distances of over 11.4 miles using Single Mode - SM type optical fibers and 0.62 miles using Multimode (Multi Mode - MM) fibers. Besides extending 2 telephone lines over the same fiber, these multiplexers also carry 1 Autosensing Fast Ethernet RJ-45 network port, which offers an even more effective re-use of fiber cables. Even more importantly, – besides the extension, which more often than not, happens outdoors, AD-net’s Phone over Fiber extenders solve the problem of lighting protection for your home. Lengthy copper cables, installed outdoors, are prone to attracting lightning, and this can damage electrical equipment in your homes. Technical Specifications General Specifications ## Features - Protect Your Home: Bulletproof Phone to Fiber fiber cable extender for long, prone to lightning, lengthy outdoor copper cables - Ethernet connection will over SAME fiber along with 2 phones! - Universal for Both Fiber Types: Same media converter (extender) supports Multimode fiber for a distance up to 1 km (0.62 miles) and Single mode fiber for a distance up to 20 km (11.42 miles), wavelength 1300/1310 nm - Extend your Phones & Network: 2 Independent FXS / FXO telephone lines + 1 Fast Ethernet (10/100 Mbit/s) port over same Multimode or Single mode fiber cable - Plug & Play and Simple to Install: No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports & RJ-45 for Ethernet - No Delay Transmission & Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax & legacy applications that is not supported by VoIP lines ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | ADnet | | Item model number | AN-FM-PCM02/ETH-M | | Item Weight | 3.94 pounds | | Product Dimensions | 6.81 x 6.81 x 1.18 inches | | Item Dimensions LxWxH | 6.81 x 6.81 x 1.18 inches | | Power Source | AC | | Manufacturer | AD-net Technology, CO., LTD (Taiwan) | | ASIN | B07PCNP2TQ | | Date First Available | March 3, 2019 | ## Images ![2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber - Image 1](https://m.media-amazon.com/images/I/71JgMkWzmYL.jpg) ![2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber - Image 2](https://m.media-amazon.com/images/I/61Aj2K18MDL.jpg) ![2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber - Image 3](https://m.media-amazon.com/images/I/81+LN0vfIRL.jpg) ![2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber - Image 4](https://m.media-amazon.com/images/I/81UmDPEIjwL.jpg) ![2 x POTS RJ11 Telephone and Ethernet Port Over Fiber Converter - Multiplexer - Extender Set of FXS FXO Units - Universal Single and Multimode - 1 km MM (0.62 mi) 20 km SM (11.4 mi) - Voice Over Fiber - Image 5](https://m.media-amazon.com/images/I/71wcpOPmdXL.jpg) ## Questions & Answers **Q: does this support fax or not? description says it does while product photos say it does not.** A: It does not support fax currently, we need to check with amazon to update description **Q: With splitter, wi-fi weak. Internet & phn in separate jacks, wi-fi lost when phn used. Will this fix prob?** A: what this device does - it sends (extends) telephone + ethernet over the FIBER optical cable. Not quite sure what in your case is the splitter, it would be better if you could send us some photos, and more explanation of your setup you want to achieve to us at support@ad-net.com.tw so we can look further ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by R***N on March 5, 2021* --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/120068249-2-x-pots-rj11-telephone-and-ethernet-port-over-fiber](https://www.desertcart.vu/products/120068249-2-x-pots-rj11-telephone-and-ethernet-port-over-fiber) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-07*