---
product_id: 311971219
title: "StarTech.com 1-Port USB 3.2 Gen 2x2 (20Gbps) PCIe Card - USB-C SuperSpeed PCI Express 3.0 x4 Host Controller - USB Type-C Adapter - Expansion for Windows & Linux (PEXUSB321C)"
brand: "startech"
price: "฿9565"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/311971219-startech-com-1-port-usb-3-2-gen-2x2-20gbps
store_origin: TH
region: Thailand
---

# 20Gbps blazing USB 3.2 Gen 2x2 speed 15W power delivery for device charging PCIe 3.0 x4 lanes for max throughput StarTech.com 1-Port USB 3.2 Gen 2x2 (20Gbps) PCIe Card - USB-C SuperSpeed PCI Express 3.0 x4 Host Controller - USB Type-C Adapter - Expansion for Windows & Linux (PEXUSB321C)

**Brand:** startech
**Price:** ฿9565
**Availability:** ✅ In Stock

## Summary

> 🚀 Upgrade your desktop with next-gen USB-C speed and power — don’t get left behind!

## Quick Answers

- **What is this?** StarTech.com 1-Port USB 3.2 Gen 2x2 (20Gbps) PCIe Card - USB-C SuperSpeed PCI Express 3.0 x4 Host Controller - USB Type-C Adapter - Expansion for Windows & Linux (PEXUSB321C) by startech
- **How much does it cost?** ฿9565 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/311971219-startech-com-1-port-usb-3-2-gen-2x2-20gbps)

## Best For

- startech enthusiasts

## Why This Product

- Trusted startech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Universal Compatibility:** Effortlessly install on Windows, Linux, and macOS systems with auto driver support and backward compatibility.
- • **Blazing Fast USB-C Speeds:** Experience ultra-responsive data transfers at up to 20Gbps, perfect for demanding workflows and high-speed storage.
- • **Power & Charge Simultaneously:** Deliver up to 15W (5V @ 3A) to power or charge your USB-C devices without sacrificing speed.
- • **Seamless PCIe 3.0 x4 Integration:** Leverage the full bandwidth of PCIe 3.0 x4 lanes for uninterrupted, high-performance connectivity.
- • **Optimized for Mixed Device Environments:** Supports multiple INs and UASP to minimize bandwidth loss and maximize storage device performance.

## Overview

The StarTech.com PEXUSB321C PCIe card adds a single USB-C port with ultra-fast 20Gbps USB 3.2 Gen 2x2 speeds to your desktop PC. Featuring PCIe 3.0 x4 lanes and 15W power delivery, it ensures high-performance data transfer and device charging. Compatible with Windows, Linux, and macOS, this expansion card is ideal for professionals demanding cutting-edge connectivity and seamless integration.

## Description

StarTech.com 1-Port USB 3.2 Gen 2x2 (20Gbps) PCIe Card - USB-C SuperSpeed PCI Express 3.0 x4 Host Controller - USB Type-C Adapter - Expansion for Windows & Linux (PEXUSB321C)

## Features

- HIGH PERFORMANCE: Add 1x USB-C SuperSpeed 20Gbps port to your desktop PC with this USB 3.2 Gen 2x2 PCIe Card; Expansion card provides up to 15W (5V @ 3A) to power & charge devices
- FULL USB 3.2 GEN 2X2 SPEEDS: Featuring the ASMedia ASM3242 host controller using x4 lanes of PCIe 3.0, this card is fully capable of speeds up to 20Gbps enabling fast access to high-performance devices like NVMe drives and SSDs
- MAXIMIZED USB PERFORMANCE: USB Type-C PCI Express card supports Multiple INs to reduce bandwidth loss when mix speed devices are connected to a Hub (hub must also support this feature); UASP support improves performance with storage devices
- COMPATIBILITY: Add-on card installs in full or low-profile (bracket incl) PCIe 3.0 x4 slot (Backward compatible w/PCIe 2.0); Windows/Linux/macOS w/auto drivers Win 8 & up; Works w/USB 3.1/3.0/2.0 devices; Does not support DP-Alt mode for video over USB-C

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | StarTech |
| Product Dimensions | 5.08 x 7.87 x 2.29 cm; 36.29 g |
| Item model number | PEXUSB321C |
| Manufacturer | STARTECH.COM |
| Series | PEXUSB321C |
| Color | Red |
| Graphics Card Interface | PCI |
| Operating System | Linux,Windows |
| Are Batteries Included | No |
| Item Weight | 36.3 g |

## Product Details

- **Brand:** StarTech
- **Hardware interface:** PCI Express x4
- **Product dimensions:** 5.1L x 7.9W x 2.3H centimeters
- **Style:** Classic
- **Item weight:** 36 g

## Images

![StarTech.com 1-Port USB 3.2 Gen 2x2 (20Gbps) PCIe Card - USB-C SuperSpeed PCI Express 3.0 x4 Host Controller - USB Type-C Adapter - Expansion for Windows & Linux (PEXUSB321C) - Image 1](https://m.media-amazon.com/images/I/61e7msVSRHL.jpg)

## Frequently Bought Together

- StarTech.com 1-Port USB 3.2 Gen 2x2 PCIe Card, USB-C 20Gbps PCI Express 3.0 x4 Adapter, Data Only, Windows/macOS/Linux, TAA
- StarTech.com 2-Port USB 3.2 Gen 2 PCIe Card, USB-C 10Gbps PCI Express 3.0 x4 Adapter, Data Only, Windows/macOS/Linux, TAA
- Cable Matters 20Gbps USB C to USB C Monitor Cable 6 ft / 1.8m, Supports Up to [8K@30Hz / 4K@120Hz Video, 240W Charging, 20Gbps Data Transfer], USB C Video Cable/USB C Display Cable with USB 3.2 Gen 2

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**Shop now:** [https://www.desertcart.co.th/products/311971219-startech-com-1-port-usb-3-2-gen-2x2-20gbps](https://www.desertcart.co.th/products/311971219-startech-com-1-port-usb-3-2-gen-2x2-20gbps)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-03-07*