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Black flat ribbon cable with 19-pin male header splitting to two 19-pin female headers, 5.9 inch length

BUCIER

BUCIER USB 3.0 Header Splitter Extension Cable 19/20 Pin 1-to-2 Y 5.9 inch 2pcs

SKU CH-2YTT-B49KH

Splits one motherboard USB 3.0 header into two 19/20-pin connectors at 5 Gbps with 5.9 inch flat ribbon cables

  • TypeUSB
  • Connector TypeUsb 3.0 Header Splitter
  • ColorBlack
  • Cable Length5.9
  • Length5.9
  • Connector Number19
  • Splits one motherboard USB 3.0 header into two ports
  • 19/20-pin Y-design fits standard internal IDC connectors
  • Supports 5 Gbps transfer speed with USB 2.0 backward compatibility
  • 15 cm flat ribbon cable with tinned copper conductors
  • Two cables included for multiple front-panel or expansion needs

USB 3.0 header splitter for motherboard expansion

This internal adapter turns a single USB 3.0 19/20-pin header into two, letting builders connect additional front-panel ports or accessories. It suits DIY system integrators who need more internal USB connections than the board provides. The 5.9 inch flat ribbon cable uses tinned copper conductors for reliable signal integrity. Two cables are included in the package.

Upgrades a single header to dual connectivity

The 1-to-2 Y design replaces the need to choose between competing devices on one header. It is worth the upgrade when a case offers more USB 3.0 ports than the motherboard headers can support. Backward compatibility with USB 2.0 at 480 Mbps ensures older devices still function. Direct physical expansion means some motherboards may exhibit compatibility issues.

Handles two devices at up to 5 Gbps each

Each female header delivers the full 5 Gbps bandwidth for high-speed peripherals. The 24 AWG flat ribbon construction resists overheating and simplifies routing inside the chassis. Headroom ends when the motherboard's own controller cannot supply enough power or signal quality for both ports simultaneously. Builders needing more than two additional headers will require a different solution.

Highlights

  • Splits one motherboard USB 3.0 header into two ports
  • 19/20-pin Y-design fits standard internal IDC connectors
  • Supports 5 Gbps transfer speed with USB 2.0 backward compatibility
  • 15 cm flat ribbon cable with tinned copper conductors
  • Two cables included for multiple front-panel or expansion needs

Specifications

BrandBUCIER
ModelUSB 3.0 Header Extension Cable
TypeUSB
Connector TypeUsb 3.0 Header Splitter
ColorBlack
Cable Length5.9
Length5.9
Connector Number19
Connector DetailUsb 3.0 Header Splitter
Terminal GenderMale-to-Female
Speed5 gigabits_per_second
FeaturesInternal Adapter DIY-Cable

Questions about this item

Will the 5.9 inch 19/20-pin Y-cable reach my front-panel USB 3.0 ports from the motherboard header?

The flat-ribbon cable is 5.9 inches (15 cm) long, so measure the path from your motherboard's USB 3.0 header to the front-panel connector; the 24 AWG tinned-copper ribbon flexes easily around drive cages and PSU shrouds.

The male header feels tight on my motherboard — what is the correct way to seat it without bending pins?

Align the 19/20-pin male header squarely, then gently wiggle it side-to-side while pressing straight down until the latch clicks; forcing it straight in can bend the dense pin array.

Will the splitter degrade 5 Gbps speeds or require external power for two front-panel ports?

The passive 1-to-2 Y-splitter carries the full 5 Gbps signal and draws all power from the motherboard header; no external supply is needed, but total current stays limited to what the single header provides.

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