Will this USB expansion card work with my HP Pro 4300 PC?

Yes, this USB expansion card is compatible with the HP Pro 4300.

Is this expansion card backward compatible with older USB versions?

Yes, this expansion card is backward compatible with USB 2.0 and USB 1.0/1.1 devices.

How fast is the data transfer rate of this USB 3.0 expansion card?

The data transfer rate of this USB 3.0 expansion card is up to 5Gbps per port, with a total of up to 20Gbps.

Do I need to power down my system to connect or disconnect devices?

No, the product features a hot-swap capability, allowing you to connect or disconnect devices without powering down the system.

Can I charge my Apple devices using this expansion card?

Yes, this expansion card supports USB Battery Charging Specification 1.2 for Apple Mode device charging.

Does this use USB headers on the motherboard?

No, this product does not use USB headers on the motherboard. It uses a PCI Express slot and has a PCI Express x4 Male connector.

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StarTech PEXUSB3S42V 4 Port Dual Bus PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - SATA/LP4 Power

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External USB Ports: 4 Ext Dual Bus

4 Ext
4 Ext Dual Bus
4 Ext Quad Bus

Add four USB 3.0 ports with two independent channels LP/SATA power and charging support to your PC through a PCI Express slot
Compatible with HP Pro 4300 / Dell OptiPlex 3010
4 Port PCIe USB 3.0 Card w/ 2 Dedicated 5Gbps Channels / USB 3.0 UASP Card
USB 3.0 Controller
USB 3.0 Expansion Card with UASP / SATA Powered USB 3.0 Adapter Card w/ 2 channels and up to 5 Gbps of bandwidth per channel
USB 3.0 PCIe Card with USB Battery Charging Specification 1.2 (Apple Mode device charging only)

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Add four USB 3.0 ports with four independent channels, LP/SATA power, and chargi

Brand	StarTech.com
Model	PEXUSB3S42V

Type	PCI Express
Specifications	Industry Standards: - USB 3.0 Specification Rev. 1.0 - USB Battery Charging Specification Rev. 1.2 (Apple Mode only) - PCI Express Base Specification Rev. 2.0 - Intel xHCI Specification Rev. 1.0 Interface: USB 3.0 Connector Type(s): 1 - PCI Express x4 Male External Ports: 4 - USB 3.0 A (9 pin; SuperSpeed) Female Internal Ports: - 1 - LP4 (4 pin; Molex Large Drive Power) Female - 1 - SATA Power (15 pin) Plug Maximum Cable Length: 9.8 ft [3 m] Maximum Data Transfer Rate: 5Gbps per 2 ports - 10Gbps Total Type and Rate: USB 3.0 - 5 Gbit/s UASP Support: Yes

Dimensions	0.59" x 2.17" x 6.57" (W x H x L)
Weight	0.13lb

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StarTech PEXUSB3S42V 4 Port Dual Bus PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - SATA/LP4 Power

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Item#: N82E16812400547

Best Sellers

StarTech PEXUSB3S42V 4 Port Dual Bus PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - SATA/LP4 Power

Learn more about the STARTECH PEXUSB3S42V

Customer Reviews of the STARTECH PEXUSB3S42V

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info