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Twenty-five small white RJ11 inline couplers in a clear bag

iMBAPrice

iMBAPrice RJ11 4P4C inline coupler 25 pack accessory

SKU CH-B850-KVNB8

Pack of 25 straight RJ11 4P4C female-to-female inline couplers to join telephone lines together

  • Join two RJ11 phone lines with a straight inline coupler
  • Pack of 25 couplers lets you extend many connections
  • Female-to-female RJ11 connectors accept standard telephone plugs
  • Premium quality build keeps signal clear across joined cords
  • Weighs 1.56 pounds for the full 25-pack

Product identity

This pack contains 25 straight inline couplers that join two RJ11 cables together. Installers and office managers can extend telephone or modem cords without rewiring walls. The female-to-female design accepts standard 4P4C plugs on both sides. Buyers who need shielded CAT5e or CAT6 couplers will not find them here.

Thermals noise and power

These passive couplers draw no power and generate no heat or noise during operation. They add no electrical load to the line and require no external supply. Installations that demand powered signal amplification will need active equipment instead.

Build and connectors

Each coupler weighs approximately 1.56 pounds for the full 25 pack and uses a straight-through RJ11 female-to-female pinout. The modular plastic housing snaps onto standard handset or line cords for quick changes. Users who require keyed or weather-rated connectors must source a different product.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $26.99
Pricier than about 64% of the 8,808 comparable items (median $16.99).

Specifications

Product
Brand nameiMBAPrice

Questions about this item

How do I install the RJ11 inline coupler and what is the common mistake?

Plug one RJ11 male connector into each female port to join two cables; the common mistake is forcing the plug in upside down so the latch tab does not click.

What maintenance or replacement will the 25-pack couplers need later?

No routine maintenance is required; replace a coupler only if the plastic housing cracks or the gold contacts corrode from moisture.

What limit appears first under sustained use of these inline couplers?

The first limit is mechanical wear on the latch tabs after repeated insertions, which can loosen the connection over time.

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