Brand-new 2.5" SATA III internal SSD. A straightforward, high-capacity upgrade for laptops and desktops still running a mechanical hard drive — faster boot times, quicker app loads, and 4TB of space without needing an NVMe slot.
Key specs
Capacity: 4TB
Interface: SATA 6Gb/s (SATA III)
Form factor: 2.5-inch, 7mm
Sequential read: up to 540 MB/s
Sequential write: up to 500 MB/s
NAND: Micron 3D NAND
Endurance: 1,000 TBW
Warranty: 3-year limited manufacturer warranty
Why it works well as an upgrade
Roughly 3× faster everyday performance than a typical 7200 RPM HDD
Drop-in replacement for most 2.5" SATA bays (desktops, laptops, some consoles and NAS enclosures)
Dynamic write acceleration (SLC cache) for better burst write performance
TRIM, ECC, SMART, and thermal monitoring
Lower power use than a spinning drive — helpful in laptops
Cloning software (Acronis True Image for Crucial) is commonly included for migrating an existing OS
Best for OS + games + media on older machines, extra storage in a second bay, or replacing a failing HDD. This is a value SATA drive, not an NVMe performer — sequential speeds sit at the SATA ceiling.
Condition: New, unused. Part number CT4000BX500SSD1.
