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