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RJ11 and RJ12 Modular Couplers and Splitter Adapters

Networx® RJ11 and RJ12 Modular Couplers and Splitter Adapters provide practical solutions for connecting compatible telephone, modem, fax, and other low-voltage modular equipment. The group includes female-to-female couplers and splitter configurations for extending an existing connection or connecting multiple compatible devices. Straight-through and cross-wired options are available to accommodate different installation requirements.

 

  • Designed for compatible RJ11 and RJ12 modular connections
  • Includes female-to-female couplers and splitter adapters
  • Straight-through and cross-wired configurations available
  • Four-conductor and six-conductor options available
  • Splitter models support one-to-two connection configurations
  • Compact design requires no external power
  • Suitable for telephone, modem, fax, and low-voltage applications
  • Simple plug-and-play installation
Where to Buy Available from authorized Networx resellers
Available Models
AD-RJ11FF
RJ11 Modular Coupler - Straight Through - 4 Conductor
RJ11 straight-through coupler joins two 4-conductor modular cables in line.
$0.99
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AD-RJ11T-1F2F
Modular Voice T Adapter - 1 Female to 2 Female (RJ11 - 6P4C for 4 Wire)
RJ11 T adapter branches one modular line into two accessible connection points.
$1.19
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AD-RJ11T-1M2F
Modular Voice T Adapter - 1 Male to 2 Female (RJ11 - 6P4C for 4 Wire)
RJ11 T adapter branches one modular line into two accessible connection points in 1m2f.
$0.99
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AD-RJ12FF
RJ11 Modular Coupler - Straight Through - 6 Conductor
RJ12 straight-through coupler joins two 6-conductor modular cables in line.
$1.69
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AD-RJ12FFX
RJ11 Modular Coupler - Cross Wired - 6 Conductor
Cross-wired RJ12 coupler supports specialty pinout changes between modular cables.
$1.69
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AD-RJ12T-1M2F
Modular Voice T Adapter - 1 Male to 2 Female (RJ11 - 6P6C for 6 Wire)
RJ12 T adapter branches one modular line into two accessible connection points.
$2.39
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Products specifications
Attribute nameAttribute value
ConnectorRJ11/RJ12
SKUAD-RJ11-12