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