Note: without memory stick Product Overview This Thunderbolt 2 SSD enclosure is a high-performance storage expansion solution designed specifically for 20112015 iMac models. It is also widely compatible with all Mac computers equipped with Thunderbolt 1 and Thunderbolt 2 ports, providing users with a convenient and efficient storage upgrade option. Product Advantages Plug-and-Play: Features advanced plug-and-play technology for easy operation, allowing users to start using it quickly without complex installation procedures. No Disassembly Required: Compatible with mainstream M.2 NVMe SSDs (2230, 2242, 2280). Upgrading your storage does not require opening your iMac, significantly improving data read/write speeds and overall performance. However, the operating system must be installed on the external SSD, reducing the risk of hardware damage from disassembly. Wide Compatibility: Works with all Mac models equipped with Thunderbolt 1 and Thunderbolt 2 ports, including MacBook Air, MacBook Pro, iMac, Mac Mini, and Mac Pro. Technical Specifications Parameter Specification Interface Type Thunderbolt 2 (compatible with Thunderbolt 1) Transmission ProtocolPCIe 3.0/4.0 Supported SSD Type M.2 NVMe SSD (2230, 2242, 2280) Maximum Transfer Speed 20Gbps (theoretical) Actual Read/Write Speed 850MB/s+ (varies by Mac model) System Requirements macOS 10.13 or later iMac Storage Speed Reference (Mid 2011 Mid 2015) Internal HDD: ~100200MB/s Internal 2.5-inch SSD: ~250500MB/s Apple Original SSD: ~250700MB/s External USB 3.0 SSD: ~250450MB/s External Thunderbolt 2 SSD: Up to 857MB/s (tested on Late 2015 iMac A1419, actual performance may vary depending on device and testing conditions) Compatible Devices MacBook Air 11-inch A1370 (Mid 2011) EMC: 2471 13-inch A1369 (Mid 2011) EMC: 2469 11-inch A1465 (Mid 2012 Early 2015) EMC: 2558, 2631, 2924 13-inch A1466 (Mid 2012 2017) EMC: 2559, 2632, 2925, 3178 MacBook Pro 13-inch A1278 (Early 2011 Mid 2012) EMC: 2419, 2555, 2554 15-inch A1286 (Early 2011 Mid 2012) EMC: 2353, 2417, 2563, 2556 13-inch Retina A1425 & A1502 (Late 2012 Early 2015) EMC: 2557, 2672, 2678, 2875, 2835 15-inch Retina A1398 (Mid 2012 Mid 2015) EMC: 2512, 2673, 2674, 2745, 2876, 2881, 2909, 2910 iMac 21.5-inch A1311 (Mid 2011) EMC: 2428 27-inch A1312 (Mid 2011) EMC: 2429 21.5-inch A1418 (Late 2012 Late 2015) EMC: 2544, 2638, 2805, 2889, 2833 27-inch A1419 (Late 2012 Late 2015) EMC: 2546, 2639, 2806, 2834 Mac Mini A1347 (Mid 2011 Late 2014) EMC: 2442, 2570, 2840 Mac Pro A1481 (Late 2013) EMC: 2630 Troubleshooting Guide All Thunderbolt 2 SSD enclosures are tested with an SSD installed before shipping to ensure proper functionality. If your device is not recognized, follow these steps: Check macOS Version: Ensure that your macOS version is 10.13 or later. If it's lower, update your system. Reconnect the Cable: Thunderbolt ports may accumulate dust or oxidize over time. Try unplugging and reconnecting multiple times or using a different port.
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