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