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Main image of AJMRTC 1 Set Reversible USB 2.0 9Pin Housing to Motherboard USB3.0 20Pin Header Female Adapter, Internal Front Panel Converter, Convert Old 9Pin USB2.0 Cable to 19/20Pin USB3.0 Mainboard Header

Alt view image 2 of 6 - AJMRTC 1 Set Reversible USB 2.0 9Pin Housing to Motherboard USB3.0 20Pin Header Female Adapter, Internal Front Panel Converter, Convert Old 9Pin USB2.0 Cable to 19/20Pin USB3.0 Mainboard Header

Alt view image 3 of 6 - AJMRTC 1 Set Reversible USB 2.0 9Pin Housing to Motherboard USB3.0 20Pin Header Female Adapter, Internal Front Panel Converter, Convert Old 9Pin USB2.0 Cable to 19/20Pin USB3.0 Mainboard Header

Alt view image 4 of 6 - AJMRTC 1 Set Reversible USB 2.0 9Pin Housing to Motherboard USB3.0 20Pin Header Female Adapter, Internal Front Panel Converter, Convert Old 9Pin USB2.0 Cable to 19/20Pin USB3.0 Mainboard Header

Alt view image 5 of 6 - AJMRTC 1 Set Reversible USB 2.0 9Pin Housing to Motherboard USB3.0 20Pin Header Female Adapter, Internal Front Panel Converter, Convert Old 9Pin USB2.0 Cable to 19/20Pin USB3.0 Mainboard Header

Alt view image 6 of 6 - AJMRTC 1 Set Reversible USB 2.0 9Pin Housing to Motherboard USB3.0 20Pin Header Female Adapter, Internal Front Panel Converter, Convert Old 9Pin USB2.0 Cable to 19/20Pin USB3.0 Mainboard Header

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AJMRTC 1 Set Reversible USB 2.0 9Pin Housing to Motherboard USB3.0 20Pin Header Female Adapter, Internal Front Panel Converter, Convert Old 9Pin USB2.0 Cable to 19/20Pin USB3.0 Mainboard Header

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1. Reversible USB 2.0 9Pin Input: Works with standard USB2.0 9pin front panel housing cables, reversible connector for convenient installation.
2. USB3.0 20Pin Female Output: Converts legacy 9pin USB2.0 signal to plug into motherboard 19/20pin USB3.0 box header.
3. Backward Compatible USB 2.0 Speed: Supports USB2.0 480Mbps data transfer, reuse your old case front panel USB ports on newer motherboards.
4. Compact Internal PCB Design: Small circuit board fits inside PC chassis without occupying much space for neat internal wiring management.
5. Plug & Play Installation: No driver required, ideal for PC builders to reuse older case 9pin USB cables on mainboards with USB3.0 20pin header.

Overview

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AJMRTC reversible USB 2.0 9pin to USB3.0 20pin motherboard header adapter helps users reuse classic USB2.0 9pin front panel case cables on motherboards equipped with USB3.0 19/20pin box header. The reversible 9pin housing port makes cable connection simple and avoids wrong insertion. It runs at USB2.0 480Mbps speed, retains front panel USB function without replacing your original case wiring. Compact PCB structure fits inside all standard PC cases. Plug and play, no extra software needed, great for DIY PC upgrades and chassis reuse projects.

Specifications

Brand: AJMRTC
Product: USB2.0 9Pin Housing to USB3.0 20Pin Header Female Adapter
Quantity: 1 Set
Input: USB 2.0 9Pin Housing
Output: USB3.0 20Pin Female (19/20Pin Box Header)
Transfer Speed: USB2.0 480Mbps
Feature: Reversible 9Pin Connector
Application: Desktop PC Internal Front Panel Conversion
Compatible Brands: ASUS, Gigabyte, MSI, Dell, HP, Lenovo and motherboards with 19/20pin USB3.0 header

Additional Information
First Listed on Newegg	October 17, 2026

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Return for refund within: 30 days
Return for replacement within: non-replaceable
This item is covered by ‌ConnectFlow USA Return Policy

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Item#: 9SIC9FFM8V1228