Telephone Extension Cables

Telephone extension cable is a flexible extension lead used to communicate data from a phone or modem to a BT plug. Their extension length allows them to extend the capabilities of the current cable. Copper wires within the extension cable are used to transmit low voltage, high frequency electrical loads across long distances.Fibre optic cables can also be considered a type of telecommunications cable and are at the cutting edge of communications as they have been designed to handle very high bandwidths.What are telephone extension cables used for?Telephone extension cables are used as a way of achieving long-distance communication. This includes telephones, television and computer communications.Telephone extension cables differ mostly because of their cable connections. BT telephone sockets were introduced into peoples homes so they could have access to a telephone and broadband. There are two types of BT plug connectors, 431A which is 4-way and 631A which is 6-way.The connector on the telephone is not standard but is typically a RJ11, 6P4C or 6P2C modular connector. In order to use broadband a DSL filter is necessary allowing low frequency noise to not be affected by high frequency data. The RJ11 and ADSL plugs can both connect to the DSL filter by using the sockets provided.

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Description Price Connector A Connector B Length Sheath Colour Shield Type Outer Sheath Material IP Rating Series Voltage Rating
RS Stock No. 446-664
BrandRS PRO
kr 41,97
Each
Units
Male RJ12 Male RJ12 3m Grey - PVC - - -
RS Stock No. 303-1287
BrandRS PRO
kr 47,86
Each
Units
RJ11 RJ11 3m White - - - - -
RS Stock No. 252-9991
Mfr. Part No.CT1136401I
kr 71,58
Each
Units
Male RJ11 - 3m - - - - - -
RS Stock No. 666-7564
Mfr. Part No.520210003ASSY
BrandEDAC
kr 69,585
Each (In a Bag of 2)
Units
3 Way Male Wire to Board Free End 1m White - - - - -
RS Stock No. 495-0404
BrandRS PRO
kr 13,16
Each (In a Bag of 3)
Units
Male RJ11 Male BT431A 3m White - - - - -
RS Stock No. 495-0460
BrandRS PRO
kr 19,74
Each (In a Bag of 3)
Units
RJ9 (4/4) RJ9 (4/4) 2.5m Grey - - - - -
RS Stock No. 666-7555
Mfr. Part No.520-210-002-ASSYRS
BrandEDAC
kr 54,93
Each (In a Bag of 2)
Units
2 Way Male Wire to Board Free End 1m White - - - - -
RS Stock No. 252-9884
Mfr. Part No.CP162446N
kr 57,13
Each
Units
Male RJ9 Male RJ9 1.5m Black - - - - -
RS Stock No. 446-658
BrandRS PRO
kr 53,54
Each
Units
RJ9 RJ9 3m Grey - PVC - - -
RS Stock No. 182-4532
BrandRS PRO
kr 56,33
Each
Units
Male RJ9(4/4) Male RJ9(4/4) - Cream - - - - -
RS Stock No. 331-7698
BrandRS PRO
kr 28,71
Each
Units
Male BT - 5m White - - - - -
RS Stock No. 666-0005
Mfr. Part No.565-003-724-900
BrandEDAC
kr 50,73
Each
Units
3 Way Female Wire to Wire - 1m Black - - - - -
RS Stock No. 253-0008
Mfr. Part No.CT1136402I
kr 71,58
Each
Units
Male RJ11 - 3m - - - - - -
RS Stock No. 495-0505
BrandRS PRO
kr 27,783
Each (In a Bag of 3)
Units
Male RJ11 Male BT 3m White - - - - -
RS Stock No. 334-5918
Mfr. Part No.SPE164912
kr 115,74
Each
Units
Male RJ11 - 3m Black - - - - -
RS Stock No. 439-0127
BrandRS PRO
kr 95,71
Each
Units
Male RJ11 Male BT 5m Grey Unshielded Twisted Pair (UTP) - - - -
RS Stock No. 667-3165
BrandRS PRO
kr 8,00
Each
Units
Male BT Female BT 3m White - - - - -
RS Stock No. 252-9890
Mfr. Part No.CP162446I
kr 57,13
Each
Units
Male RJ9 Male RJ9 1.5m Multicoloured - - - - -
RS Stock No. 666-0002
Mfr. Part No.565-003-714-900
BrandEDAC
kr 142,16
Each
Units
3 Way Male Wire to Wire - 1m Black - - - - -
RS Stock No. 667-3168
BrandRS PRO
kr 66,50
Each
Units
Male BT Female BT 5m White - - - - -
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