Experience the extreme performance of an OWC SSD upgrade with this easy DIY SSD and hard drive replacement kit. Add an SSD to your hard drive equipped iMac to experience faster booting, near instant application launches and lightning fast data transfer speeds.OWC's in-line solution is the only hardware digital thermal sensor on the market allowing a third-party SATA drive to be installed in your iMac. A convenient, plug-and-play cable, the In-line Digital Thermal Sensor eliminates fan noise and maintains proper system fan control through the iMac's System Management Controller. This innovative device is designed specifically for the iMac, requires no software hacks and ensures compatibility with Apple's built-in diagnostic processes Controller: 4-Ch; NAND: 3D SLC NAND Flash, Cache: 3D SLC NAND,Storage: 3D TLC NAND; Form Factor: Standard 7mm 2.5"; Interface: SATA 6Gb/s, 3Gb/s & 1.5Gb/s supported, SATA 3.0 Compliant; Capacity: 1000GB useable capacity; SMART Attributes: Standard; Native Command Queuing: up to 32 commands; RoHS Compliant: Yes; Format: Unformatted; TRIM Support: OS Dependent; Performance: Sequential Reads(Compressible Data): up to 532MB/s; Sequential Writes(Compressible Data): up to 467MB/s; Sequential Reads(Incompressible Data): up to 516MB/s;Sequential Writes(Incompressible Data): up to 408MB/s