4-bay USB 3.2 Gen 1 RAID expansion enclosure Supports QNAP NAS or Windows®, Mac®, Linux® computer USB 3.0 Type-C port* for faster data transfer. Supports up to four SATA drives for reliable read and write performance Disk mode DIP switch to change from Hardware Control and Software Control configurations for setting RAID group. Lockable hard drive trays to prevent accidental drive removal. Eject button for disconnecting the TR-004 from a NAS or computer*.

QNAP products carry a manufacturer warranty. Coverage typically lasts 2 to 3 years depending on the model. Refer to the product specifications or visit https://www.qnap.com/en-uk/product_warranty for full details.

Orders are processed within 1 to 3 business days from the date of order. Carrier delivery time is additional. Delivery covers Great Britain and Northern Ireland, including Scottish Highlands, Channel Islands, Isle of Man and Isle of Wight at standard rates. Shipping is GBP 5.99 for orders under GBP 100 and free on orders of GBP 100 or more.

We accept Visa, Mastercard, Klarna Pay Over Time, Open Banking and PayPal. Transactions are processed securely by the relevant payment providers; QNAP does not retain payment card details directly.

Returns are accepted within 30 days of receipt for items in original condition with packaging and documents. Customers initiate returns through the My Orders section in their account; a Royal Mail return label is provided. Original outbound shipping cost is not refunded. Refunds are credited to the original card within 5 to 7 business days once processed. For defective or damaged items, contact customer service to arrange an exchange or repair.