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Main image of AJMRTC MCA522 Mini PCI-E to Dual Port USB 2.0 Expansion Card, 480Mbps High Speed USB 2.0 Adapter Card, Plug and Play for Industrial Motherboard, Embedded PC, Compatible with Win7, Win8, Win10, Win11

Alt view image 2 of 5 - AJMRTC MCA522 Mini PCI-E to Dual Port USB 2.0 Expansion Card, 480Mbps High Speed USB 2.0 Adapter Card, Plug and Play for Industrial Motherboard, Embedded PC, Compatible with Win7, Win8, Win10, Win11

Alt view image 3 of 5 - AJMRTC MCA522 Mini PCI-E to Dual Port USB 2.0 Expansion Card, 480Mbps High Speed USB 2.0 Adapter Card, Plug and Play for Industrial Motherboard, Embedded PC, Compatible with Win7, Win8, Win10, Win11

Alt view image 4 of 5 - AJMRTC MCA522 Mini PCI-E to Dual Port USB 2.0 Expansion Card, 480Mbps High Speed USB 2.0 Adapter Card, Plug and Play for Industrial Motherboard, Embedded PC, Compatible with Win7, Win8, Win10, Win11

Alt view image 5 of 5 - AJMRTC MCA522 Mini PCI-E to Dual Port USB 2.0 Expansion Card, 480Mbps High Speed USB 2.0 Adapter Card, Plug and Play for Industrial Motherboard, Embedded PC, Compatible with Win7, Win8, Win10, Win11

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AJMRTC MCA522 Mini PCI-E to Dual Port USB 2.0 Expansion Card, 480Mbps High Speed USB 2.0 Adapter Card, Plug and Play for Industrial Motherboard, Embedded PC, Compatible with Win7, Win8, Win10, Win11

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- MCA522 Mini PCI-E interface, expands 2x USB2.0 Type-A ports
- USB 2.0 high speed up to 480Mbps, backward compatible USB1.1
- Broad Windows OS support: Win7, Win8, Win10, Win11
- Compact PCB design, fits embedded, industrial mini host chassis
- Hot swap supported, stable connection for USB peripherals

Overview

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AJMRTC MCA522 Mini PCI-E USB 2.0 expansion card adds two extra USB 2.0 ports through the Mini PCI-E slot on the motherboard. It supports 480Mbps maximum transfer speed and is compatible with USB 1.1 devices. It works well with USB flash drives, serial adapters, 4G modules, mice and other low-speed USB accessories. It is widely used for industrial control boards, embedded systems and mini PCs that lack enough USB ports. Please confirm your Mini PCI-E slot carries USB signal before installation.

Specifications

Brand: AJMRTC
Model: MCA522
Host Interface: Mini PCI-E
Output Port: 2 x USB 2.0 Type-A
Transfer Rate: Up to 480Mbps
Supported OS: Windows 7, Windows 8, Windows 10, Windows 11
Feature: Hot plug & play
Requirement: Mini PCI-E slot with USB signal
Application: Industrial Motherboard, Embedded PC, Mini Host, IoT Device

Additional Information
First Listed on Newegg	October 29, 2026

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies

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#: 9SIC9FFM9N0193