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RJ12 Female to Dual RJ12 Female Telephone Splitter Adapter - 6P6C - Straight Pinout

6P6C | Gold-Plated Contacts | Plastic | Straight Pinout | Share 1 Line with 2 Phones
Quantity Discount Pricing
1-4 5-9 10-49 50-99 100+
$1.63 $1.43 $1.37 $1.29 $1.23

This telephone splitter is the most commonly used in home or office setting when sharing one line to two phones. The RJ12 plug goes into the wall jack and the opposite end accepts your telephone line cords.


  • Single RJ12 jack
  • Dual RJ12 jacks
  • Color: Beige
  • Gold plated contacts
  • Wired straight through
  • RoHs2 compliant
  • Non UL Listed
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Product Questions

Are these 6-conductor or 4 conductor?
Question by: Steve Gillett on May 26, 2018, 7:36 AM
This splitter is a 6P6C splitter. This means 6 Position 6 Conductor (RJ12) which is used in system phones.
Answer by: Jeff - ProductManagement on May 29, 2018, 9:33 AM
Is this component ROHS3 compliant?
Question by: Jose Grijalva on Aug 17, 2018, 9:40 AM
This item is only RoHS2 compliant.
Answer by: Jeff - ProductManagement on Aug 17, 2018, 11:52 AM

Q: What is the difference between an RJ11 and an RJ12 connector?

A: Both connectors are the same size and appear the same. However looking at the contacts an RJ11 will only have 4 contacts. An RJ12 will have 6 contacts.

Q: What are the terms 4P4C 6P4C and 6P6C referring to?


4P4C: 4 Position 4 Conductor ( RJ22) - used for Telephone Handset cables.

6P4C: 6 Position 4 Conductor (RJ11) - used for ADSL telephone and modem cables.

6P6C: 6 Position 6 Conductor (RJ12) - used in System phones.

Q: Which adapter or splitter should I use. Reverse or straight?

A: Newer phones can use a straight or reverse pinned line cord. If you’re unsure of the age of your phone a reverse pinned cord will work with any age phone

Features & Specs
The gender of this adapter?Female to Dual Female (Jack to Dual Jacks)
Plug Type
The type of plug on this adapter?RJ12
Form FactorThe form factor of this adapter?Splitter
PlatingThe plating on the contacts?50 micron gold
ColorThe color of this adapter?Beige
PinoutThe pinout of this adapter?Straight