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