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MA14H

Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter

Mercusys - Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter; 2.4 GHz; Up to 287 Mbps; 1 x external high-performance antenna; Adjustable multi-directional antenna; MU-MIMO; USB 2.0; Windows 11/10/7; Linux kernel 3.10 and later; 57.8 x 16.8 x 173.4 mm
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Specials
Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. MA14H Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter is available from Laptop Direct and it is sold as new from our Wireless: USB Adaptors (WiFi receivers) range of products. For reference purposes, the price of R186 is valid 2026-11-01, and while stocks last, may be valid until . The price displayed is a guide for reference purposes only, and may change without prior notice. Reference prices are an invitation for potential buyers to make an offer to purchase, which we may reject without reason. A quote with final pricing is sent before a purchase can be made. T&C's apply. E&OE. Laptop Direct. You are looking at products found in the Wireless: USB Adaptors (WiFi receivers) category.
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Specification for the entire series

Important information: Kindly note that specifications differ between models. Features, options and accessories displayed below this paragraph are not included with this product unless it has been specified in the above description.


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MA14H

Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter

Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter; 2.4 GHz; Up to 287 Mbps; 1 x external high-performance antenna; Adjustable multi-directional antenna; MU-MIMO; USB 2.0; Windows 11/10/7; Linux kernel 3.10 and later; 57.8 x 16.8 x 173.4 mm

About this product

The Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter upgrades compatible computers with fast 2.4 GHz Wi-Fi connectivity, supporting speeds of up to 287 Mbps and featuring a high-performance adjustable antenna for improved wireless coverage. With USB 2.0 connectivity, MU-MIMO support and compatibility with Windows 11, Windows 10, Windows 7 and Linux, it is a practical choice for desktops and laptops that need reliable wireless networking. Buy now from our website for a simple way to add Wi-Fi 6 connectivity to your compatible computer.

Overview Summary

Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter provides a convenient wireless networking upgrade for compatible computers. It supports IEEE 802.11ax Wi-Fi 6 together with 802.11n, 802.11g and 802.11b standards and delivers wireless signal rates of up to 287 Mbps on the 2.4 GHz band.

The MA14H features one external high-performance antenna that can be adjusted in multiple directions to help improve wireless signal reception and transmission. MU-MIMO support and 1024-QAM technology are designed to provide efficient wireless connectivity when used with compatible access points.

What tier does this fall into?

Entry-level Wi-Fi 6 wireless adapter

What is this best for?

Desktop Wi-Fi upgrade, laptop Wi-Fi upgrade, home networking, internet access, wireless file transfers, general online use

Description

The Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter is designed to add wireless network connectivity to compatible computers through a USB 2.0 interface. It supports Wi-Fi 6 based on IEEE 802.11ax and is also compatible with IEEE 802.11n, IEEE 802.11g and IEEE 802.11b wireless standards.

Wireless connectivity operates on the 2.4 GHz frequency with a maximum signal rate of up to 287 Mbps. This makes the MA14H suitable for everyday internet access, web browsing, online communication, wireless file transfers and other general networking requirements.

A key feature is the external high-performance antenna. The antenna can be rotated and adjusted in multiple directions, allowing users to position it for their particular computer setup and wireless environment. The high-gain antenna is designed to extend wireless reach and help provide a more stable connection over longer distances.

The adapter also supports MU-MIMO technology and 1024-QAM when used with compatible wireless access points. These Wi-Fi 6 capabilities can help improve wireless efficiency and performance in suitable network environments.

The MA14H supports Windows 11, Windows 10 and Windows 7 in 32-bit and 64-bit versions, as well as Linux with kernel 3.10 and later. The adapter includes a pre-loaded internal driver for easier installation on supported Windows systems, while Linux users may need to install the appropriate driver.

Features

The Mercusys MA14H combines Wi-Fi 6 connectivity with a high-performance external antenna in a USB adapter designed for straightforward computer upgrades.

  • AX300 Wi-Fi 6 wireless connectivity
  • Wireless signal rate of up to 287 Mbps on 2.4 GHz
  • IEEE 802.11ax Wi-Fi 6 support
  • Backward compatibility with IEEE 802.11n, 802.11g and 802.11b
  • 1 x external high-performance antenna
  • Adjustable multi-directional antenna design
  • High-gain antenna designed for improved wireless coverage
  • MU-MIMO support
  • 1024-QAM technology
  • USB 2.0 interface
  • Pre-loaded internal driver for easier installation on supported Windows systems
  • Windows 11, Windows 10 and Windows 7 compatibility
  • Linux compatibility with kernel 3.10 and later
  • WPA-PSK and WPA2-PSK wireless security
  • WPA and WPA2 security support

Arm Your PC with Wi-Fi 6
Experience powerful, uninterrupted WiFi with 1024-QAM technology. Just plug in the MA14H for smoother connectivity. Compared to traditional N150 adapters, it delivers faster speeds and broader coverage.

Boost Wireless Range with High-Gain Antenna
A high gain antenna extends your router's reach with enhanced directional precision, ensuring faster and more stable wireless connections over longer distances.

Adjustable Multi-Directional Antenna
Rotate and adjust the antenna in multiple directions to improve the user experience in various situations.

Pre-loaded Internal Driver
Plug in MA14H with its internal driver and enjoy simple installation on Windows 11/10/7 or easily download the driver from the MERCUSYS official website for Linux.

Compatible with Windows and Linux
MA14H fully supports the latest Windows 11/10/7 (32/64 bit) and Linux (Kernel 3.10 and later).

What's in the Box

  • Mercusys MA14H AX300 High-Gain Wi-Fi 6 Wireless USB Adapter
  • Quick Installation Guide

Specifications

© 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specificationsspacer
Product CodeMA14Hspacer
Wireless
Wireless Standards IEEE 802.11ax, IEEE802.11n, IEEE802.11g, IEEE802.11b
Frequency 2.4 GHz
Signal Rate Up to 287 Mbps on 2.4 GHz
Reception Sensitivity 2.4 GHz:
11g 6M: -95dBm
11ax HE40 MCS9: -68dBm
11ax HE40 MCS0: -92dBm
Wireless Security WPA-PSK/WPA2-PSK, WPA/WPA2
Hardware
Dimensions (W X D X H) 57.8 x 16.8 x 173.4 mm
(2.28 x 0.66 x 6.83 in)
Interfaces USB 2.0
Antenna Type 1 External High Performance Antenna
Others
Package Contents AX300 High-Gain Wi-Fi 6 Wireless USB Adapter (MA14H)
Quick Installation Guide
System Requirements Windows 11/10/7 and Linux (Kernel 3.10 and later)

FAQ

What is the Mercusys MA14H?

The Mercusys MA14H is an AX300 Wi-Fi 6 wireless USB adapter designed to add wireless network connectivity to compatible computers.

What wireless speed does the MA14H support?

The MA14H supports a maximum wireless signal rate of up to 287 Mbps on the 2.4 GHz band.

Does the MA14H support Wi-Fi 6?

Yes. The MA14H supports IEEE 802.11ax Wi-Fi 6 as well as IEEE 802.11n, 802.11g and 802.11b.

Does the MA14H have an external antenna?

Yes. The MA14H has 1 x external high-performance antenna that can be adjusted in multiple directions.

Does the MA14H support MU-MIMO?

Yes. MU-MIMO is supported when the wireless access point also supports the corresponding feature.

Which operating systems support the MA14H?

The MA14H supports Windows 11, Windows 10 and Windows 7 in 32-bit and 64-bit versions, as well as Linux with kernel 3.10 and later.

What USB interface does the MA14H use?

The MA14H uses a USB 2.0 interface.

Is the MA14H suitable for upgrading a desktop computer to Wi-Fi?

Yes. The USB design allows the MA14H to provide wireless network connectivity to a compatible desktop computer with an available USB port.

Does the MA14H support 5 GHz Wi-Fi?

No. The specified wireless operating frequency for the MA14H is 2.4 GHz.

What are the dimensions of the MA14H?

The MA14H measures 57.8 x 16.8 x 173.4 mm, which is 5.78 x 1.68 x 17.34 cm.

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