RJ-12 Connectors | McMaster-Carr

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Electrical Connection

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Telephone to Wall Jack

Terminal Block to Wall Jack

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18 Products

Communication

Telephone Connectors

Telephone Connectors

Replace the plug on your phone cord, or extend your line by connecting cords together

Telephone Cords

Telephone Cords

Connect telephones to data outlets

Telephone Splitters

Telephone Splitters

Connect multiple phone lines to a single telephone jack

Electrical

Wire and Cable Crimpers

Wire and Cable Crimpers

Crimp connectors onto electrical wire or cable

Wire Stripper Crimpers

Wire Stripper Crimpers

Strip wire and crimp connectors with one tool

Wall Plates

Cover switches and outlets for a finished look or to close them off when not in use

Electrical Cable

Electrical Cable

Make multi-wire connections; generally for higher voltages and longer distances than wire

Measuring and Inspecting

Data Cable Testers

Data Cable Testers

Identify open, short, and incorrectly wired circuits in coaxial and data cable

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)