Telephone adapters in comparison
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Last updated on 19.10.2026
1
rhinocables RJ11 to BT Socket Adapter (Pack of 1) | Connect Landline Phone to Fibre Router or Digital Voice Hub
rhinocables
free shipping
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9,9
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2
Uvital BT Telephone Splitter, Male to 2 Female UK Phone Socket Adapter | BT Plug Line Doubler for Landline, Fax & Modem, Share Single Wall Jack into Two Devices,British Standard Phone Cable Splitter
Uvital
free shipping
To the product (1 offer)
9,8
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3
Keple BT Telephone Socket Line 3 Way Splitter | Female Jacks to BS6312 431A Male Plug | Cable UK Adapter Landline Port Converter Extender FAX Modem Corded Cordless Phone SKY| 4 Wire Converter | White
Keple
free shipping
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9,7
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4
BT Telephone Splitters 2 Way Sockets Splitter UK Telephone Adapter RJ11 One Male Plug to 2 Female Extender White Double Socket Phone Converter for UK Landline Telephone Modem Cable FAX Phone Adapter
brileze
4% off
free shipping
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9,7
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5
BT Telephone Line Adapter RJ11 Socket Female Jack to BT Male Plug RJ11 6P4C 4 Wire Converter for UK Landline Phone Cord Home & Office Fax Modem Extender, White
QTMMC
8% off
free shipping
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9,6
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6
Vestoryyer 10cm RJ11 6P4C Male to BT Female Telephone Adapter | Plug-and-play converter for compatible telephones, modems, routers and printers; connects RJ11 devices to UK BT sockets
Vestoryyer
free shipping
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9,6
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7
LORSENG BT Telephone Splitters 2 Way Sockets, Splitter UK Telephone Adapter | UK Telephone RJ11 Male Plug to Double Female Socket Extender,for UK Landline Telephone FAX Modem Cable Adapter and Converter
LORSENG
free shipping
To the product (1 offer)
9,6
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8
RJ45 to BT Socket Adaptor for Secondary Phone Line Telephone Converter With Cable
Kable
20% off
free shipping
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9,5
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9
RJ11 to BT Female Socket Converter 4-Wire Digital Voice Cable 1 PCS 10cm | Compact 4-inch lead; seamless network bridging; versatile connectivity with landline fax modems routers printers
YIXINHE
free shipping
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9,5
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10
LRMYS One BT Plug to Two BT Sockets Splitter, UK Telephone RJ11 Male Plug to Double Female Socket Extender, for UK Landline Telephone FAX Modem Cable Adapter and Converter, White 1 Pack
LRMYS
free shipping
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9,5
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You might also be interested in these telephone adapters.
BT Telephone Splitter 2 Way Adapter, UK BT Plug to 2-Way Sockets, RJ11 Phone Adapter for Landline Telephone, Modem, Fax & Compatible Devices
2-Way BT Telephone Splitter: Connect two compatible telephone devices to one UK BT telephone socket, making it easier to keep multiple devices connected without repeatedly swapping cables.
£ 4.26
free shipping
To the product (1 offer)
RJ11 to BT Socket Adapter, 4-Wire Female Converter with 10cm Cable | RJ11 4 Wire to BT Female Socket Cable Adapter,Landline Port Converter Extender for Phones,Modems,Routers & Printers
Reliable Connection: This adapter features an RJ11 plug on one end, designed to be connected directly to a wall phone socket or an extension.
£ 3.99
free shipping
To the product (1 offer)
13% off
HAWAKA Phone Jack to Ethernet Adapter, RJ11 to RJ45 Converter for Landline Telephone With Cable, 8P8C to 6P4C Converter, for ADSL Modem, Fax Machine, Landline Telephone(White)
【SOLVES DSL MODEM CONNECTION ISSUES】:This adapter is specifically designed to connect the RJ45-style "DSL" or "LINE" port on your modem or router to a standard RJ11 telephone wall jack.
£ 6.99
free shipping
To the product (1 offer)
JZK RJ11 to BT Socket Adapter, 6P4C Landline Telephone Plug Adaptor Converter, Phone Line Adapter, Compatibility for Telephones, Modems, Routers, Printers
The adaptor features a male BT socket on one end and a female RJ11 plug on the other end, and is designed to fit standard UK telephone sockets.
£ 3.99
free shipping
To the product (1 offer)
YSFSootie 2 Way BT RJ11 Telephone Splitter, 1 Male Plug to 2 Female Socket Adapter, White Double UK Landline Phone Extender Converter Compatible with Landline, Modem, FAX Machine(White, 120mm)
【1-to-2 BT Line Splitter】 1 male BT plug to dual female sockets, split one wall jack into two ports.
£ 3.89
free shipping
To the product (1 offer)
Wemoralix RJ11 to BT Socket Adapter - 4-Wire Female Converter for Phones, Modems & Routers, 10cm
Reliable Connection: Ensure steady phone and internet access with the RJ11 to BT Adapter, perfect for maintaining continuous communication across devices.
£ 4.29
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To the product (1 offer)
BT Telephone Splitter Double Socket BT Phone Adapter 2-Way RJ11 Adapter Phones Converter for UK Landline Telephones Modem Cable Fax Phone Adapters Standard Telephone Distributor
Standard BT Plug: Standard British telephone plug for connecting devices to wall sockets.
£ 4.69
free shipping
To the product (1 offer)
7% off
BT Telephone Splitters ADSL Filter with Cable and RJ11 Connection Adapter, ADSL Microfilter BT Plug/Socket Internet and Telephone Socket Splitter Cable for WiFi Sky EE Vodafone Plusnet Broadband Phone
Reliable Compatibility: Designed for UK ADSL broadband, this microfilter works seamlessly with telephones, modems, fax machines, alarm systems, and digital TV boxes.
£ 6.49
free shipping
To the product (1 offer)
RJ11 to BT Socket Adapter - RJ11 Plug to BT Female Telephone Socket Converter, 4-Wire 6P4C, 10cm Lead - Digital Voice / VoIP Landline Phone to Router Adapter for BT, EE, Sky, Plusnet, Vodafone - White
RJ11 PLUG → BT SOCKET: converts the RJ11 phone port on your broadband router or modem into a standard UK BT telephone socket — plug this adapter into the router, then plug your existing BT-plug phone into it.
£ 4.99
free shipping
To the product (1 offer)
ROHMERIQUE 1 PCS RJ11 To BT Socket Adapter, 4-Wire Female Voice Converter for Phone, Modem, Router & Printer, 10cm Durable Cable, Plug & Play Stable Connection for Home & Office Use
Continuous & Stable Connection – The RJ11 to BT Socket Adapter delivers smooth, uninterrupted data and voice transmission.
£ 4.59
free shipping
To the product (1 offer)
DAQUN 2 Pcs RJ11 to BT Adapter, VOIP Phone & Internet Broadband Adapter, Telephone Landline Converter for Fax Modem Router Connection (White)
【Seamless Broadband Connection】Ensure fast, uninterrupted internet and crystal-clear calls with this RJ11 to BT adapter.
£ 4.99
free shipping
To the product (1 offer)
HONGLINSONG 2PCS BT to RJ11 Telephone Line Adapter, British Modular BS6312 431A Male Plug to Metric RJ11 Female Socket, 6P4C, 4-Wire Converter for BT UK Landline Phone Fax Modem
HONGLINSONG
£ 5.26
free shipping
To the product (1 offer)