Description & Specifications
20.0TB OWC Mercury Elite Pro
USB 3.2 (5Gb/s) External Storage Solution
Mfr P/N: ME3NH7T20 OWC SKU: OWCME3NH7T20
3.5-inch USB 3.2 5Gb/s External Storage Solution
- Pro-grade performance: up to 276MB/s real-world speed1
- Easy backups: Apple Time Machine and Windows File History ready
- Space efficient: includes matching vertical stand
- Flexible: includes non-skid rubber feet for secure horizontal use
- Quiet: heat-dissipating, brushed aluminum chassis and fanless venting provide cool, nearly silent operation
- Rugged: built-in shock isolation protects drive
- Compatible: use with Mac, Windows, and Linux machines; PS4 and Xbox consoles; and Smart TVs
- Deployment ready: preconfigured solutions undergo rigorous multi-step performance certification
Includes
- (1) OWC Mercury Elite Pro External Storage Solution
- (1) USB 3.2 (5Gb/s) Type-B to Type-A Cable
- (1) External Power Supply
- (1) US Power Cable
- (1) Quick Start Guide for OWC Mercury Elite Pro with USB 3.2 (5Gb/s)
- (1) Assembly Manual & User Guide for OWC Mercury Elite Pro with USB 3.2 (5Gb/s)
- 3 Year OWC Limited Warranty
Need an additional power supply? Secondary/replacement power supplies may also be available.
Specs
Drive Bays
- 1 bay supporting: 3.5-inch SATA HDDs, 3.5-inch SATA SSDs
Total Capacity
- 20.0TB
Total Solution Cache Size
- 512 MB
Drive Mechanism
- (1) 20.0TB Toshiba MG10 Series 7,200RPM Enterprise Class Hard Disk Drive with 512 MB cache
- *OWC reserves the right to replace or upgrade to equivalent or better components.
Plug and Play
- Yes
Boot Support
- Mac only
Drive Format
- HFS+ for Mac systems
- Windows and Android users please consult OWC Drive Setup for Windows, Chrome, and Android Platforms for formatting instructions
Rotational Speed
- 7,200RPM
Storage Interface
- SATA 6.0 Gb/s
Device Ports
- (1) Host Port - USB 3.2 Gen 1 (Type-B) up to 5Gb/s (600MB/s)
Data Transfer Rate (Maximum)
- USB 3.2 Gen 1 : Up to 5Gb/s (or 625MB/s)
Benchmark Speed, Read (Max)
- Up to 276MB/s
Benchmark Speed, Write (Max)
- Up to 271MB/s
Chipset / Controller
- Storage Controller: JMicron JMS-567
Contact Start Stops
- 600,000
Host Interface Requirements
- USB (USB-C or USB-A) or Thunderbolt (USB-C) port1
Mac OS Compatibility
- Mac OS X 10.6 Snow Leopard
- Mac OS X 10.7 Lion
- Mac OS X 10.8 Mountain Lion
- OS X 10.9 Mavericks
- OS X 10.10 Yosemite
- OS X 10.11 El Capitan
- macOS 10.12 Sierra
- macOS 10.13 High Sierra
- macOS 10.14 Mojave
- Mac OS X 10.5 Leopard
- macOS 10.15 Catalina
- macOS 11.x Big Sur
- macOS 12.x Monterey
- macOS 13.x Ventura
- macOS 14.x Sonoma
- macOS 15.x Sequoia
- macOS 26.x Tahoe
PC OS Compatibility
- Windows 7 32-bit Edition
- Windows 7 64-bit Edition
- Windows Home Server 2011
- Windows 8 32-bit Edition
- Windows 8 64-bit Edition
- Windows 8.1 32-bit Edition
- Windows 8.1 64-bit Edition
- Windows Server 2012
- Windows 10 32-bit Edition
- Windows 10 64-bit Edition
- Windows Server 2019
- Windows Server 2016
- Windows Server 2022
- Windows 11
Driver Required
- No
Other Requirements
- macOS 10.6.8 or later required
External Power Adapter
- Yes
Power Supply
- External UL-listed universal auto-switching power supply
- Need an additional power supply? Secondary/replacement power supplies may also be available.
AC Input
- 100-240V, 50-60Hz, 0.9A
DC Output
- +12V, 3A
Security Slot
- Yes
Power Button
- Yes
Power/Activity LED(s)
- Yes
Housing Color
- Silver
Housing Material
- Aluminum
Dimensions
- Height: 11.8 cm (4.6 in)
- Length: 19.5 cm (7.7 in)
- Width: 3.5 cm (1.4 in)
Weight
- 500.0 g (1.10 lbs)
Certifications
- cUL, PSE, CE, FCC, GS, NOM, S, CCC, BSMI, PSB, RCM, KCC, TUV
Ambient Temperature
- Operating: 41°F to 95°F (5°C to 35°C)
- Non-Operating: -4°F to 140°F (-20°C to 60°C)
Altitude
- Operating: -304.8 m to 3,048.0 m (-1,000 ft to 10,000 ft)
- Non-Operating: -304.8 m to 12,192.0 m (-1,000 ft to 40,000 ft)
Humidity
- Operating: 8% to 90% non-condensing
- Non-Operating: 5% to 95% non-condensing
Noise
- Varies depending on drive mechanism installed
Benchmarks
Truth in Numbers: Another OWC Difference
There are many attributes that define “The OWC Difference.” By listing real-world performance tests of OWC solutions, we’re confident you’ll be completely satisfied with your technology investment.
macOS Test Results
Blackmagic Disk Speed Test - Intel
USB 3.2 Gen 1
Benchmark for 20TB Hard Drive (TOSMG10ACA20TE)
MacBook Pro (16-inch, 2019, MacBookPro16,1) with 2.4GHz processor and 64GB RAM
Blackmagic Disk Speed Test - Apple silicon
USB 3.2 Gen 1
Benchmark for 20TB Hard Drive (TOSMG10ACA20TE)
MacBook Pro (16-inch, 2021, MacBookPro18,1) with Apple M1 Pro processor and 16GB RAM
AJA System Test - 4K - Intel
USB 3.2 Gen 1
Benchmark for 20TB Hard Drive (TOSMG10ACA20TE)
MacBook Pro (16-inch, 2019, MacBookPro16,1) with 2.4GHz processor and 64GB RAM
AJA System Test - 4K - Apple silicon
USB 3.2 Gen 1
Benchmark for 20TB Hard Drive (TOSMG10ACA20TE)
MacBook Pro (16-inch, 2021, MacBookPro18,1) with Apple M1 Pro processor and 16GB RAM
Windows Test Results
CrystalDiskMark - Windows
USB 3.2 Gen 1
Benchmark for 20TB Hard Drive (TOSMG10ACA20TE)
Intel (NUC8i7HVB) with 3.10GHz i7-8809G processor and 32GB RAM
AJA System Test - 4K - Windows
USB 3.2 Gen 1
Benchmark for 20TB Hard Drive (TOSMG10ACA20TE)
Intel (NUC8i7HVB) with 3.10GHz i7-8809G processor and 32GB RAM
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