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