StarTech.com U.3 to PCIe Adapter Card, PCIe 4.0 x4 Adapter For 2.5" U.3 NVMe SSDs, SFF-TA-1001 PCI Express Add-in Card for Desktops/Servers, TAA Compliant - OS Independent

Manufacturer: Startech | Model: PEX4SFF8639U3 | Product ID: 9756 | Warranty: 2 Years
£45.64 (inc. VAT)
Availability: 0 in stock

Product Technical Specification

Ports & interfaces
Host interfacePCIe
Output interfaceU.3
Design
InternalYes
Product colourRed
LED indicatorsActivity,Power
Mean time between failures (MTBF)21693912
Hot-swapNo
Features
Plug and PlayYes
Operational conditions
Operating temperature (T-T)0 - 60
Storage temperature (T-T)-40 - 80
Operating relative humidity (H-H)20 - 80
System requirements
Supported storage drive heights5,7,9.5,12.5,15
Weight & dimensions
Width90
Depth154
Height1.5
Weight62
Packaging data
Screws includedYes
Quick installation guideYes
Package width215
Package depth155
Package height30
Package weight130
Logistics data
Products per master (outer) case60
Master (outer) case width460
Master (outer) case length340
Master (outer) case height490

Delivery Options

Economy Delivery
FREE
Economy Delivery

Economy Delivery (UK)

Estimated delivery date: Thu 20th Aug 2026 to Sun 23rd Aug 2026
Fast & Tracked by Courier
£6.95
Fast & Tracked by Courier

Fast & Tracked by Courier (UK)

Estimated delivery date: Wed 19th Aug 2026 to Fri 21st Aug 2026
View all Delivery Options & International Rates
Mount a 2.5" U.3 NVMe SSD into a desktop computer or server, utilizing a PCIe x4 expansion slotAdd a 2.5 inch U.3 NVMe SSD into a PCIe 4.0 x4/x8/x16 slot in a desktop or server using the included screws, enabling ultra-fast data access.Add U.3 Capabilities to a Desktop or ServerInstall an SFF-TA-1001 SSD into a desktop or server using an available PCI Express 4.0 slot. The pre-installed full-profile bracket and included drive mounting screws enable the connection of a U.3 NVMe drive to a PCIe slot, avoiding the need for a drive backplane or additional cables. This adapter is not compatible with U.2 drives.Universal CompatibilityThe Adapter Card is backward compatible with motherboards that feature x4, x8, and/or x16 PCIe 3.0 slots. The U.3 Adapter requires no additional drivers or software and works with all workstation and server operating systems, such as Windows, Windows Server, and Linux.Optimal Airflow and Reliable PerformanceThe vented full-profile bracket and a large cutout in the PCB allow for better airflow and heat dissipation, which helps maintain optimal and reliable performance while avoiding thermal throttling.The StarTech.com Advantage
Ports & interfaces
Host interfacePCIe
Output interfaceU.3
Design
InternalYes
Product colourRed
LED indicatorsActivity,Power
Mean time between failures (MTBF)21693912
Hot-swapNo
Features
Plug and PlayYes
Operational conditions
Operating temperature (T-T)0 - 60
Storage temperature (T-T)-40 - 80
Operating relative humidity (H-H)20 - 80
System requirements
Supported storage drive heights5,7,9.5,12.5,15
Weight & dimensions
Width90
Depth154
Height1.5
Weight62
Packaging data
Screws includedYes
Quick installation guideYes
Package width215
Package depth155
Package height30
Package weight130
Logistics data
Products per master (outer) case60
Master (outer) case width460
Master (outer) case length340
Master (outer) case height490

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Buykingston order despatch times:

We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.

These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).

We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.

Estimated delivery times are provided to us by the respective delivery companies. We pass this information onto you, the customer.

Despatch times do not apply to UK public holidays.

Estimated delivery times are taken from the next available working day available for delivery. For example if an order was despatched on a working Wednesday by 3pm, the first available working day for delivery would be Thursday provided you placed your order by 3pm on the Wednesday. If the next available weekday is a UK bank holiday/public holiday then your order will be despatched on the next available working day.

Our warehouse reserves the right to upgrade the delivery method you select on your order.

Our available delivery options*

Contact us for a shipping quote.

*All delivery times are estimated unless stated.

Product Returns Note

Buykingston offers a simple, hassle-free returns policy. If for whatever reason you are not happy with the item purchased, you can return it to us within 14 days of receipt for a refund. This applies to items purchased direct through Buykingston only.

Our 14 Day Returns Money Back Guarantee:
For items returned in resaleable condition, with all original packaging. If an item has been opened for inspection but shows signs of use beyond that, a deduction may apply to reflect the reduced value — see our full Terms & Conditions (Section 12) for details.

Some items are excluded from our money-back guarantee unless they have developed a fault. These include:

- Headphones
- Earphones
- Custom made and designed products, such as flash memory products with custom logos on them, e.g. USB flash drives and memory cards with your own logo

Returns FAQs

What is your returns criteria?
14 days from date of receipt, or expected date of receipt on non-tracked items.

How do I go about returning my order?
Please contact us via our contact page with your order number. We will provide you with an RMA number and return instructions, including your return deadline and whether a freepost label applies to your order.

Do I need to contact you before returning my order?
Yes, to obtain an RMA number before sending anything back.

Does my item have to include its original packaging?
Yes, to qualify for our 14 day money-back guarantee. For faulty items, we understand you may no longer have the original packaging.

Who pays for return postage?
If your item is faulty, damaged, or not as described, we cover reasonable return postage, or provide a freepost label where available. If you are returning an item for another reason (including simply changing your mind), you are responsible for return postage unless we have expressly confirmed a freepost label in your RMA email — we recommend using a tracked and insured service for items of significant value.

Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer directly for assistance.

Please ensure you have read and comply in full with Sections 11–13 of our Terms & Conditions.