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Two black USB 2.0 header splitter cables each with one 9-pin male plug and four 9-pin female ports on a small PCB

RIITOP

RIITOP USB 2.0 9-pin header 1 male to 4 female splitter 2-pack

SKU CH-P7MN-B6846

Splits one motherboard USB 2.0 9-pin header into four ports with a 30 cm cable and adhesive backing

  • TypeU21T4-2P (9pin USB Header Male 1 to 4 Female Extension Split
  • Connector TypeUSB A to USB A
  • ColorBlack
  • Cable Length1 ft.
  • Length1 Foot
  • Connector Number4
  • Splits one motherboard USB 2.0 header into four internal ports
  • 30 cm cable gives flexible routing inside the case
  • Double chipset design keeps each connection stable
  • Foam tape backing secures the PCB to chassis or board
  • Two complete splitter kits included in the pack

Internal USB 2.0 header multiplier

This RIITOP adapter splits one motherboard 9-pin USB 2.0 header into four female 9-pin ports. The pack contains two identical boards, each with a 12in cable and a male connector that fits standard 9-pin or 10-pin headers. Builders who need extra internal USB connections for front-panel ports, card readers or lighting controllers can use these splitters.

Sustained-load behaviour

Each board includes a double chipset designed to keep the four downstream ports stable during continuous data transfer. The 12in cable length and the approximate 1.96in by .98in PCB size allow the board to sit flat inside the chassis without tension on the header. The supplier notes that both boards can be separated into single units if the layout requires it.

Compatibility check

Verify that your motherboard has a free 9-pin or 10-pin USB 2.0 header with the standard pinout before ordering. The adapter provides only USB 2.0 signalling, so devices that require USB 3.x bandwidth will not operate at their rated speed. Ensure the chassis has space for the 1.96in by .98in PCB and the 12in cable routing. Buyers who need USB 3.x internal headers or more than four ports per header cannot use this product.

Highlights

  • Splits one motherboard USB 2.0 header into four internal ports
  • 30 cm cable gives flexible routing inside the case
  • Double chipset design keeps each connection stable
  • Foam tape backing secures the PCB to chassis or board
  • Two complete splitter kits included in the pack

Specifications

BrandRIITOP
TypeU21T4-2P (9pin USB Header Male 1 to 4 Female Extension Splitter Cable Connector Adapter Hub (2Pack), USB 2.0 Port Multiplier)
Connector TypeUSB A to USB A
ColorBlack
Cable Length1 ft.
Length1 Foot
Connector Number4
Connector Detail9pin USB Header Male 1 to 4 Female Extension Splitter Cable Hub Connector
Terminal GenderMale to Female
Apple Compatible9pin USB 2.0 Slot
SpecificationsPCB Demension(L*W): 1.96in*0.98in(5cm*2.5cm)(Approx). Cable Length:12in(30cm)(Approx). Connector A: 9 pin USB 2.0 male, Connector B: 4* 9 pin USB 2.0 female.
FeaturesThis is for a multiplier, one connect to motherboard 9pin(10pin) port, split to 4* 9-Pin(10-pin). Double chipset included, works well and stable. With back glue, can be directly fixed on the main board or chassis firmly.

Questions about this item

Does the RIITOP USB 2.0 9-pin header splitter draw extra power or generate heat when all four ports are used continuously?

The board uses a double chipset design that runs passively; no fan or heatsink is needed and the USB 2.0 bus supplies all power, so heat and draw stay minimal even with four devices connected.

What must my motherboard already have for the RIITOP 1-to-4 USB 2.0 header adapter to work?

You need a single free 9-pin (10-pin) USB 2.0 internal header on the motherboard; the male connector plugs directly into that header and splits it into four female 9-pin ports.

Will the RIITOP splitter work alongside older USB 1.1 headers or devices I still use?

Yes — the adapter is USB 2.0 but backwards compatible, so any legacy USB 1.1 device plugged into one of the four female 9-pin ports will operate at its native speed.

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