WD ULTRASTAR DC SN630 3.84TB 2.5 PCIe Gen 3.1 x4 U. 2 NVMe SSD WUS3BA138C7P3E3. Tested using HD Sentinel and SeaTools. All of our Hard Drives are. For orders over 10 pieces – message us for pricing. (unless weekend or holiday). To allow us the opportunity to correct any issues with your order. We value your time and business. Make the best deals with us. For more great deals!