NVMe SSD Apple Duckhead neue original original Apple OWC 1TB Aura 500GB SSD Lautsprecher Sensor Hard original Apple 1TB SSD Upgrade 8 TB SSD Reinigung original Apple OWC 2TB Aura Apple externes Stromkabelverlä 4 TB SSD original Apple Lüfter iMac 27 Reparatur neue original Innenreinigung original Apple 240 GB SSD 128 GB SSD 2TB SSD NVMe SSD Austausch OWC Express 1M2 NuPower 60 Wh