661-6011 - Apple 160GB 5400RPM SATA Cache 2.5-inch Hard Drive for MacBook A1278

Here are the technical specifications for the Apple 160GB 5400RPM SATA Cache 2.5-inch Hard Drive for MacBook A1278:

1. Interface: SATA 3Gb/s
2. Form Factor: 2.5-inch
3. RPM: 5400
4. Cache: 8MB
5. Capacity: 160GB
6. Average Latency: 5.56ms
7. Seek Time: 12ms
8. Data Transfer Rate: 300MB/s
9. Average Power Consumption: 2.5W
10. Operating Temperature: 0°C to 60°C
11. Non-Operating Temperature: -40°C to 70°C
12. Shock Resistance: 350G (2ms)

Helpful notes:
1. This hard drive is compatible with MacBook A1278 models from 2009-2012.
2. It is recommended to backup your data before replacing your hard drive.
3. This hard drive can be used as a replacement or for additional storage.