USB 3.0 to USB 2.0 Adapter Cable – 20 Pin to 9 Pin Converter
USB 3.0 to USB 2.0 Adapter Cable – 20 Pin to 9 Pin Converter
USB 3.0 to USB 2.0 Converter Cable – 20 Pin Male to 9 Pin Female
Upgrade or repurpose your PC build without replacing your motherboard header. This compact 15cm USB 3.0 to USB 2.0 converter cable bridges a 20-pin USB 3.0 male connector to a standard 9-pin USB 2.0 female motherboard header — letting you connect modern front-panel USB 3.0 ports to older motherboards with ease. No assembly required; just plug in and go.
Made in Mainland China.
Key Features
- Universal Compatibility: Designed to work with standard PC motherboards featuring a 9-pin USB 2.0 internal header.
- Compact 15cm Length: Short, tidy cable routing inside your PC case — no excess slack cluttering your build.
- Secure Connection: Precision-engineered 20-pin male to 9-pin female connectors ensure a snug, reliable fit every time.
- Data Transfer Ready: Enables data transfer functionality through front-panel USB ports using your existing motherboard.
- Plug & Play: No drivers or software required — simply connect and use immediately.
- No High-Concern Chemicals: Free from high-concern chemical substances for a safer build environment.
- Ready to Use: No assembly required; comes packaged and ready for installation.
Specifications
| Cable Length | 15cm (approx. 5.9 inches) |
| Connector A | 20-Pin USB 3.0 Male |
| Connector B | 9-Pin USB 2.0 Female |
| Type | Data Transfer Cable / Adapter |
| Assembly Required | No |
| Brand | OULLX |
| Origin | Mainland China |
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Frequently Asked Questions
Q: Will this USB 3.0 to USB 2.0 converter cable work with my older motherboard?
A: Yes! This adapter is specifically designed to connect a 20-pin USB 3.0 male header (commonly found on modern PC cases) to a standard 9-pin USB 2.0 female header on older motherboards. As long as your motherboard has a 9-pin USB 2.0 internal header, this cable will be compatible.
Q: Will USB 3.0 devices run at full USB 3.0 speed with this adapter?
A: Since this cable converts a USB 3.0 connector to a USB 2.0 motherboard header, connected devices will operate at USB 2.0 speeds (up to 480 Mbps). This is a hardware limitation of the USB 2.0 header on the motherboard, not the cable itself.
Q: Is any installation or configuration required?
A: No. This is a true plug-and-play adapter — no drivers, software, or tools are needed. Simply connect the 20-pin end to your front panel USB connector and the 9-pin end to your motherboard header, and it's ready to use.
Q: What is the cable length and is it long enough for most PC cases?
A: The cable is 15cm (approximately 5.9 inches) long, which is designed for clean internal routing inside standard and mid-tower PC cases. It keeps cable clutter to a minimum while providing enough reach for most standard motherboard header positions.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.