Why won't Apple's original 1TB SSD fit in my JDM 855/825 enclosure? Categoría : Compatibility To allow for higher capacity, Apple has widened the PCB for its 1TB SSDs, so that compared to Apple's other SSDs, the 1TB SSD comes larger in size. This is why the original 1TB SSD from Apple won't fit in the JetDrive 855/825 enclosure. Is the answer helpful? Relacionado JetDrive fails to restore operating system and the partition of the original drive is grayed out. What can I do? My newly installed JetDrive cannot be detected in Mac's Disk Utility. What is Transcend JetDrive Toolbox? Soporte Técnico If the answer can't help you, you can contact the Tech Support Department Empezar