Axiomtek AX92321 4-port/8-port USB 3.0 PCI Express Card


  • Four or eight USB 3.0 ports
  • Four independent USB 3.0 host controllers
  • 900 mA/1500 mA max. per port configurable via jumper settings
  • Compliant with USB 3.0 Rev.1.0 and Intel xHCI Rev.1.0
  • PCI Express x4 interface
  • Operating temperature from 0˚C to 70°C
  • Supports Windows® 7/10
  • Supports each port’s power on/off via software settings


The Axiomtek AX92321 has two versions – 4-port or 8-port – for users to choose from for various applications. The AX92321 can be configured to support maximum output to supply stable power for various external USB devices. The AX92321 also support power on/off control for each port via software settings. This USB 3.0 PCI Express card is able to operate under a standard operating temperature range of 0°C to 70°C, allowing it to be used in harsh environments for vision and factory automation applications.

Ordering Info

AX92321-4U: 4-port USB 3.0 PCI Express card
AX92321-8U: 8-port USB 3.0 PCI Express card


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Bus Type PCI Express x4 Gen2
Connector 4 x USB 3.0 type A connector (AX92321-4U)8 x USB 3.0 type A connector (AX92321-8U)
Power Connector 4-pin Molex connector, 6-pin ATX power connector
Power Requirements Power from PCIe slot (total power max. 20W USB power output)2.1A@ +12V, 0.8A @ +3.3V, Power from ATX power connector5A @ +12V or 2.5A @ +24V, 0.8A @ +3.3V (from PCIe slot), Power from 4P Molex power connector. 5A @ +12V, 0.8A @ +3.3V (from PCIe slot)
Operating Temperature 0°C to +70°C (+32°F to +158°F)
Relative Humidity 10% to 95% RH, non-condensing
Dimensions 168 x 107 mm
Certifications CE
Software Each port’s power on/off is controlled by software
OS Windows® 7, Windows® 10 (32/64bit)
USB Ports 12x USB 3.0
Operating Temperature Standard OT: 0°C to 70°C, Standard
Market Certifications CE/FCC
OS Support Windows 10, Windows 7

Delivery Information

Orders dispatched from Assured Systems USA will be delivered using FedEx.

Payment Methods & Options

Accepted payment methods for US customers include bank transfer, VISA or Mastercard in USD.

Axiomtek: Warranty and Service Information

As an official partner for Axiomtek products, we provide a comprehensive 2 year warranty on all products supplied in the EMEA. Warranties can be extended if required, giving customers complete peace of mind about their purchase. Assured Systems have long-standing partnerships with industry leading manufacturers, delivering quality products that are backed by a professional after sales service.

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