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White RJ11 female-to-female straight-through coupler

Tripp Lite

Tripp Lite P420-001 RJ11 Female to Female Coupler

SKU CH-JNE6-GW3N2 MPN P420-001

Connects two RJ11 telephone cords to extend the line using straight-through gold-plated contacts

  • Product colorWhite
  • DetailsConnector A: RJ11 (Female) Connector B: RJ11 (Female)
  • Key featuresRJ11 female to RJ11 female Straight through configuration
  • Extend telephone reach by joining two cords
  • Gold-plated contacts ensure reliable signal transfer
  • TAA compliant for government procurement needs
  • Straight-through wiring maintains correct pin alignment
  • Lifetime warranty backs long-term durability

RJ11 Female Coupler for Telephone Cords

This Tripp Lite P420-001 coupler joins two RJ11 cables to extend a telephone line. It is a passive wired accessory designed for simple in-line connections in home or office environments.

Straight-Through Wiring Configuration

The coupler uses a straight-through pinout so signals pass directly between the two female ports. Gold-plated contacts are fitted to maintain reliable conductivity across the connection.

Suits Single-Line Extension Needs

Buyers needing to connect a telephone, modem or fax machine to an existing RJ11 cord will find this fit for purpose. It does not support Ethernet networking or multi-line configurations requiring different pin assignments.

How it compares

Measured against everything we stock in Network Cabling Accessories, at today’s prices. Recalculated every night.

Price $5.99
Cheaper than about 90% of the 800 comparable items (median $18.99).

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Specifications

Product
Brand nameTRIPP LITE
Model nameP420-001
Product colorWhite
Size & build
Shipping weight0.23 kg
Package size102 × 76 × 25 mm

Questions about this item

What does the straight-through wiring do when I join two telephone cords?

It passes the signal directly from one RJ11 cord to the other so the combined run works like a single longer cable.

Which standard does the RJ11 interface follow and what does it limit?

The coupler uses standard RJ11 6-position connectors, limiting use to voice or low-speed data circuits that fit that pinout.

What does the white coupler need to fit into a wall jack or device port?

It needs a standard RJ11 female socket on each side; the coupler itself has two female ports that accept male RJ11 plugs.

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