Sold and shipped by: Sammy Electronics Sammy Electronics
164 Ratings (78% Positive)
  • $4.55
  • $13.38 Shipping

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1pair RJ45 8P8C LAN Ethernet Cord Cable Splitter-Combiner 2-to-1-to-2 Coupler Adapter (for Decoration Problem ONLY)

In stock.
Ships from China.
Fees for brokerage and duty included in price. Most customers receive within 4-32 days.
  • Simple pure physical connections
  • It has no router function,
  • It has no IP address assignment function,
  • You still will need two output network connections from your switch or router to make two computers connect to internet at the same time!


  • This product always used in pairs, one combine 2 cables in 1, another one separate 1 cable in 2.
  • Work for providing an Ethernet connection to two devices using only one cable between these 2 adapters.
  • especially for past/present decoration problem such as only one cable embedded in the wall or floor.

Working principle:

  • An Ethernet cable has 8 pins, normally it can work by using just 4 pins, so this adapter will collect 4 pins of 2 cables respectively, combined them as 1 mixed cable (4 + 4pins), and then pairs to another adapter, which will split this mixed cable into 2 cables.

Application scenario (Adapter A and B, see
image 2 to 5):

  • A:
    Modem WAN + ITV,
    B: Router WAN + Set-top Box;
  • A:
    Modem WAN + PC,
    B: Route WAN + Route LAN;
  • A:
    Route LAN1 + LAN2,
    B: PC1 + PC2;
  • A: POE Switch LAN1 + LAN2, B: POE Camera1 + Camera2.

What's in the Package:

  • 1pair RJ45 Ethernet Adapter Splitter-Combiner

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