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Blue USB 3.0 female-to-female coupler, rectangular plastic body

JacobsParts Inc.

JacobsParts UB3-A-COUP USB 3.0 Female-to-Female Coupler Blue

SKU CH-EW9C-DEEET

Connects two USB 3.0 Type-A male plugs with a blue female-to-female coupler

  • Adapter typeUSB 3.0
  • Product colorBlue
  • Connect two USB 3.0 Type-A male cables directly
  • Blue colour makes the coupler easy to spot in a busy setup
  • Female-to-female design extends reach without extra adapters
  • Compact form fits behind desks or inside enclosures
  • Supports USB 3.0 data rates for fast transfers

USB 3.0 Type-A Coupler

This blue coupler joins two USB 3.0 Type-A male plugs to create a single longer connection. It is intended for personal use when an existing cable falls short of the required reach. The device adds no active electronics and simply passes signals through the female-to-female interface.

Passive signal path

Because the coupler contains no powered circuitry it draws no power and generates no heat or noise during normal operation. Signal integrity depends entirely on the quality of the two cables being joined and the total combined length. No external supply or driver installation is needed.

Sustained data transfer

Under continuous high-throughput use the coupler remains transparent to the host and peripheral, provided both attached cables meet USB 3.0 specifications. Performance is limited by the weakest link in the chain, so very long combined runs may reduce throughput or cause errors.

How it compares

Measured against everything we stock in Other Adapters & Couplers, at today’s prices. Recalculated every night.

Price $4.99
Cheaper than about 93% of the 1,761 comparable items (median $18.99).

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Specifications

Product
Brand nameJacobsParts
Model nameUB3-A-COUP
Product colorBlue
Adapter typeUSB 3.0

Questions about this item

How do I connect two USB 3.0 Type-A male cables using this coupler?

Plug each male connector into one of the blue female ports on the coupler; the internal contacts align automatically so no orientation step is required.

Will the coupler itself need replacement after repeated insertions?

The passive connector has no moving parts or firmware, so it does not wear out under normal personal use; only physical damage would require a new unit.

What limits sustained data transfer when this coupler joins two long cables?

Signal integrity degrades first; the USB 3.0 specification allows a maximum combined cable length of roughly five metres before errors appear.

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