
:iMac (2.30 GHz, 21.5-inch, 2017)
- Available upgrades:
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OWC Mercury Elite Pro Dual Two-Bay RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Enclosure for 3.5-inch SATA Drives
Add your own 3.5-inch SATA drives. User-selectable RAID…
Mfr P/N: TB2U3MED0GB | OWC SKU: OWCTB2U3MED0GB
Ships: Same Day

40.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 512MB total cache. User-selectabl…
Mfr P/N: TB2U3MED40T | OWC SKU: OWCTB2U3MED40T
Ships: Same Day

24.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 512MB total cache. User-selectabl…
Mfr P/N: TB2U3MED24T | OWC SKU: OWCTB2U3MED24T
Ships: Same Day

12.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 256MB total cache. User-selectabl…
Mfr P/N: TB2U3MED12T | OWC SKU: OWCTB2U3MED12T
Ships: Same Day

8.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 128MB total cache. User-selectabl…
Mfr P/N: TB2U3MED08T | OWC SKU: OWCTB2U3MED08T
Ships: Same Day

4.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 512MB total cache. User-selectabl…
Mfr P/N: TB2U3MED04T | OWC SKU: OWCTB2U3MED04T
Ships: Same Day

48.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 512MB total cache. User-selectabl…
Mfr P/N: TB2U3MED48T | OWC SKU: OWCTB2U3MED48T
Ships: Same Day

32.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 512MB total cache. User-selectabl…
Mfr P/N: TB2U3MED32T | OWC SKU: OWCTB2U3MED32T
Ships: Same Day

16.0TB OWC Mercury Elite Pro Dual Two-Drive RAID Thunderbolt 2 + USB 3.2 (5Gb/s) External Storage Solution
Dual 7200RPM HDDs with 512MB total cache. User-selectabl…
Mfr P/N: TB2U3MED16T | OWC SKU: OWCTB2U3MED16T
Ships: Same Day