The Best ethernet to phone line of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best ethernet to phone line of 2022. Check our ranking below.

2,430 Reviews Scanned

SaleRank No. #1

Seefeful Telephone line RJ45 to RJ11 Adapter,Converter Cable RJ45 8P4C Male to RJ11 6P4C Male (3.3 FT / 3 Pack)

This RJ11 to RJ45 adapter cable allows you to connect your analog landline, fax or answering machine via the VoIP Ethernet jack
RJ45 8P4C male plug on one end and RJ11 6P4C male plug on the other,
Allow you use one end of cable(RJ11,6P4C) to connect the ADSL Splitter , so that can be installed between analog devices(such as telephones or analog modems) and a plain old telephone service (POTS) line.with their existing telephone (POTS) device,Also can be used for fax machines, answering machines.
Reminder: The RJ45 Cable cannot insert to RJ11 Wall mount.This adapter only supports VoIP Ethernet jack, please confirm before purchasing!

SaleRank No. #2

Phone Jack to Ethernet Cable Adapter, RJ45 8P8C Female to RJ11 6P4C Male for Landline Telephone Service (2 Pack)

👍Connects telephone through ethernet wiring without modifying your ethernet wall socket，High-quality RJ45 (8P8C) female to RJ11 (6P4C) male connector adapter.
👍NOTE: It is not designed to transmit broadband data from a router and must not be connected for use with a router unless your landline service is coming in through the router phone jack,Not suitable for WIFI connection.
👍It is usually used in homes with only ethernet wiring and no phone line wall jack, no need to modify your ethernet wall socket, connect landline equipment (telephone, fax, DSL modem, etc.) via ethernet wiring . As shown in Figure 3
👍This phone line to Ethernet adapter uses high-quality materials and gold-plated metal contacts to ensure excellent connection and sound quality.
👍NOT intended to carry internet signal from routers over a telephone line. DO NOT work for Routers unless your routers has RJ11 phone jack and a Landline Phone Service going through itIf you have any concerns, please feel free to send us an email. we will provide customer friendly service.

Rank No. #3

10FT - 4Pack Phone Jack to Ethernet Cable Adapter, Black, RJ45 8P4C Male to RJ11 6P4C Male for Landline Telephone Service for Extending, Connecting for Fax or Answering Machine, Analog Phone Device

【COMMUNICATION】: Phone Jack to Ethernet Cable Adapter 15FT, Signal transmission designed. Be made of OFC (Oxygen Free Copper) Wire of 26AWG, which is much better than ordinary Copper-clad-Steel telephone cord, and the plugs coating plated with gold, that is to make sure the great connection and conservation.
【Compatibility】：This cable is used to re-purpose 8P8C structured wiring for use with analog phone equipment. It has an 8P8C (sometimes called RJ45) connector on one end, and an RJ11 connector on the other. It contains four wires, so will support up to two analog phone lines, and the color coding (Red/Green, Yellow/Black) of the internal wiring is correct. The cable itself is well assembled, with good crimps and wire
【Plug operation】：RJ45 8P4C male plug on one of the wire end and RJ11 6P4C male plug on the another
【Instruction for use】：You can use one end of cable (RJ11,6P4C) to connect the ADSL Splitter , so that can be installed between analog devices (such as telephones or analog modems) and a plain old telephone service (POTS) line, with their existing telephone (POTS) device, Also can be used for fax machines
【Reminder for Cannot】： The RJ45 Cable cannot insert to RJ11 Wall mount.This adapter only supports VoIP Ethernet jack, please confirm before purchasing!

SaleRank No. #4

Vthahaby Telephone line(3 Pack 3.3FT) RJ45 to RJ11 Adapter Converter Cable RJ45 8P4C Male to RJ11 6P4C Male

This RJ11 to RJ45 adapter cable allows you to connect your analog landline, fax or answering machine via the VoIP Ethernet jack
RJ45 8P4C male plug on one end and RJ11 6P4C male plug on the other,
Allow you use one end of cable(RJ11,6P4C) to connect the ADSL Splitter , so that can be installed between analog devices(such as telephones or analog modems) and a plain old telephone service (POTS) line.with their existing telephone (POTS) device,Also can be used for fax machines, answering machines.
Reminder: The RJ45 Cable cannot insert to RJ11 Wall mount.This adapter only supports VoIP Ethernet jack, please confirm before purchasing!

SaleRank No. #5

moeverEX RJ11 to RJ45 Adapter Phone Jack to Ethernet Cable Adapter, RJ45 8P8C Female to RJ11 6P4C Male for Landline Telephone Service

Package Include - 1Pc RJ45 (8P8C) female to RJ11 (6P4C) male connector adapter, 1Pc 6 inch RJ11 to RJ45 cables, supporting the free selection of RJ45 network cables and RJ11 telephone lines for data transmission according to specific needs
Main Use - Connect to fixed devices such as telephones, faxes DSL modems via ethernet wiring, usually used in homes with only ethernet wiring and no phone line wall jack, no need to modify Ethernet wall socket
Easy to Use - The RJ11 to RJ45 adapter uses easy snap-in retaining clip to ensure a secure, corrosion-free connection and reliable performance. Ideal choice for expanding Ethernet cables in homes, offices, schools, hotels, etc
High Quality - This phone line to Ethernet adapter is made of high quality materials and gold-plated metal contacts to ensure excellent connection and sound quality, providing a good solid connection without signal loss
Note - It is not designed to transmit broadband data from routers over a telephone line and must not be connected for use with a router unless your landline service is coming in through the router phone jack,Not suitable for WIFI connection

Rank No. #6

Awishwell RJ45 to RJ11 Adapter, 2 Pack Phone Jack to Ethernet Adapter, Black RJ45 Female to RJ11 Male Connector for Landline Telephone

RJ11 to RJ45 Adapter: Easily connect your telephone to Ethernet wiring without the hassle of modifying your wall socket using the high-quality RJ45 (8P8C) Female to RJ11 (6P4C) Male Phone Jack to Ethernet Adapter
High-quality Materials: RJ45 to RJ11 Adapter is made of high-quality ABS materials and reinforced with thicker gold-plated metal contacts, ensuring safety, durability, and reliable signal delivery
Convenient Connection: Ideal for homes equipped solely with Ethernet wiring and lacking phone line wall jacks, Our Phone Line to Ethernet Adapter allows you to connect various landline equipment (telephones, fax machines, and DSL modems) directly to Ethernet wiring
Note: It can't transmit the Internet signal of the router through the telephone line. It cannot transmit broadband data from the router, unless your fixed telephone is connected through the router phone jack, it must not be connected to the router
Package Includes: 2 x RJ45 Ethernet Adapter, 2 x RJ45 to RJ11 Wire

Rank No. #7

Keple 1m RJ11 to RJ45 Cable - RJ11 to RJ45 Phone Telephone Cord - 6P4C to 8P8C Connector Plug - White

CONNECTORS TYPE - 6RJ11 6P4C to RJ45 8P8C Connector Plug telephone Cable ; Length: 1 meter / 3.3 feet.
QUALITY ASSURANCE – Designed to connect devices with RJ11 jacks (such as telephones, fax machines, and analog modems) to RJ45 jacks for DSL or POTS (Plain Old Telephone Service) lines. Ideal for home and office use.
NOTE ON COMPATIBILITY: This cable is specifically for converting signals between RJ11 and RJ45 connectors. RJ45 connectors cannot be plugged into RJ11 ports. Ensure your devices use the correct type of connector.
ENHANCED DESIGN: Features a flat design with fully molded strain relief for better durability. Made with reliable rubber soft plastic material for long-lasting use.
NOT FOR NETWORKING: This cable is not suitable for Ethernet networking. It is intended solely for connecting telephone equipment and similar devices.

Rank No. #8

Menewstart RJ11 to RJ45 Cable Adapter 8 inches, 3 Pack, Phone Jack Line RJ11 6P4C to Ethernet 8P8C Coupler, RJ45 Female to RJ11 Male for Landline Telephone Service

[Wide Compatibility]: This cable with Phone Jack Line RJ11 6P4C to Ethernet RJ45 8P8C Coupler to provide landline telephone service, by connecting the fixed devices, such as telephones, faxes DSL modems via ethernet wiring. Ideal choice for expanding Ethernet cables in homes, offices, schools, hotels, etc
[Excellent Quality]: This Cable adapter is made of Shielding Materials and Gold-plated metal contacts to ensure the quality of connection and sound better, to provide a good solid connection without signal lossing
[Easy to Use]: The RJ11 to RJ45 adapter uses easy snap-in retaining clip to ensure a secure, corrosion-free connection and reliable performance. And no phone line wall jack, no need to modify Ethernet wall socket
[Note of imcompatibility]: This product is - Not designed to transmit broadband data from routers over a telephone line - Not be connected for use with a router unless your landline service is coming in through router phone jack - Not suitable for WIFI connection
[Package In Box]: 3Pcs RJ45 (8P8C) female to RJ11 (6P4C) male connector adapter, 3Pcs 7 inch RJ11 to RJ45 cables, to support the different request of RJ45 network cables and RJ11 telephone lines for data transmission

Rank No. #9

Uvital Phone Jack to Ethernet Adapter, RJ45 Female to Female Inline Adapters with RJ45-Male to RJ11-Male Phone Lines for Landline Telephone, RJ45 to RJ11 Adapter Kit(Black, 2 Pack)

[Phone Jack to Ethernet Adapter] Easily connect landline devices such as phones, fax machines, or DSL modems through an Ethernet coupler without modifying your Ethernet wall socket. Includes an RJ45 to RJ11 cable to ensure a strong, stable connection with minimal signal loss
[Suitable for Various Scenarios] This RJ45 (8P8C) female to RJ11 (6P4C) male adapter allows you to connect a landline phone using existing Ethernet cables (Cat5, Cat5e, Cat6, or Cat7) for physical wiring convenience. Please note: This adapter does not convert Ethernet signals to phone signals
[Before You Connect] This adapter is not designed to transmit broadband data and cannot be used as a replacement for an Ethernet cable. Please do not connect a router’s Ethernet port directly to a telephone, as this type of connection will not work. Not compatible with VoIP or data-only networks
[Straight-Through Design] Includes RJ45 (8P8C) female to RJ11 (6P4C) male connectors for plug-and-play installation. Made of high quality ABS material and thicker gold-plated metal contacts, which is non-toxic and harmless, safe and durable
[What You Get] 2 x RJ45 Female to Female Adapter, 2 x 4 inch RJ45 Male to RJ11 Male Cable

Rank No. #10

RetailAndBulk 2-Pack RJ11 to RJ45 Adapter Phone Line to Ethernet – RJ45 Female to RJ11 Male for Landline, Fax, DSL Modem Connection (Black, Made in USA)

RJ45 (8P8C) Female to RJ11 (6P4C) Male
For Connecting Landline Telephone using Ethernet Cable
High quality materials provide good solid connection without signal loss
Connects telephone through ethernet wiring without modifying your ethernet wall socket
RoHS Certified

Last update on 2025-07-01 / Affiliate links / Images from Amazon Product Advertising API

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FAQ:

Q: Can you convert phone jacks to Ethernet?

A: How do I convert my phone line to Ethernet? Unscrew one of your phone jacks in the wall to see what kind of wire is behind it. Find your phone /tv/ wire drop in a box in a closet or in your garage. My phone lines were in a bundle with a few wired to each other. Pay an electrician to get separate the bundle and convert each cable to ethernet.

Q: Can I use a phone cable as an Ethernet cable?

A: Phone cables are most often used for home telephone lines and for Digital Subscriber Line (DSL) connections. Ethernet cables are typically used to interconnect computers and IP networks . Plug. The end of the cable, called the plug, is rounder and thicker on an Ethernet cable. A phone plug is smaller and flat.

Q: What is a power over Ethernet Phone?

A: Power over Ethernet or PoE describes any of several standard or ad-hoc systems which pass electric power along with data on twisted pair Ethernet cabling. This allows a single cable to provide both data connection and electric power to devices such as wireless access points, IP cameras, and VoIP phones.

Q: What is an Ethernet line?

A: An ethernet line, also known as an e-line, is a way to connect two or more independent networks regardless of distance. In cases where two networks are connected across a large distance, they are said to be conjoined.