Description & Specifications
OWC Gemini
Two-Bay RAID Thunderbolt (40Gb/s) External Storage Enclosure + 7-Port Docking Solution for 2.5-inch and 3.5-inch SATA and U.2 Drives
Mfr P/N: TB3GM000 OWC SKU: OWCTB3GM000
Highlights
- Performance storage: up to 1446MB/s
- Fast connectivity: (2) Thunderbolt 3 ports (Thunderbolt 2/Thunderbolt backward compatible1)
- Speed and storage: hardware RAID controller (RAID 0,1, Span or JBOD/Independent)
- Easy camera uploads: frontside SD 4.0 (UHS-II) card reader
- A hub of options: (2) USB 3.2 (10Gb/s) Type-A ports
- Host Network Connectivity: 2.5Gb/s Ethernet port
- See work in progress: HDMI® 2.1 for adding up to an 8K monitor
- Custom configurations: (2) bays for 2.5-inch or 3.5-inch SATA or U.2 drives
- Innergize™ Enabled: custom OWC software for complete health, performance, and field upgrade management when using OWC Atlas Memory Cards with OWC Atlas Card Readers and card reader-equipped products
Includes
- (1) OWC Gemini Thunderbolt Dock and External Storage Enclosure
- (1) 0.7M (28") Thunderbolt (USB-C) Cable
- (1) External Power Supply and Power Cable
- (1) Quick Start Guide for OWC Gemini
- (1) User Guide for OWC Gemini
- (1) OWC Dock Ejector for Mac and Windows (software download)
- (1) User Guide for OWC Dock Ejector
- 1 Year OWC Limited Warranty
Specs
Drive Bays
- 2 bays supporting: 2.5-inch SATA HDDs, 2.5-inch SATA SSDs, 3.5-inch SATA HDDs, 3.5-inch SATA SSDs, 2.5-inch U.2 SSDs, 3.5-inch U.2 SSDs, M.2 SSDs (with M.2 to U.2 adapter)
Hot Plug Support
- Yes
Boot Support
- Yes. Boot Camp is not supported.
RAID Capable
- Yes
RAID Levels Supported
- SPAN
- RAID 0
- RAID 1
- JBOD
RAID Features
- Hardware RAID
- Software RAID Capable
Device Ports
- (1) Host Port - Thunderbolt 3 (USB-C) up to 40Gb/s (5000MB/s)
- (1) Thunderbolt 3 (USB-C) Port
- (2) USB 3.2 Gen 2 Type-A Ports up to 10Gb/s (1250MB/s) - USB 2.0/3.0 backwards compatible
- (1) HDMI Port
- (1) 2.5 Gigabit Ethernet (2.5GbE) RJ45 Port
Memory Card Slots
- (1) SD
Power Delivery
- Provides up to 27 watts of power via Thunderbolt 3 to charge or reduce laptop and device battery draw.
UASP Support
- UASP (USB Attached SCSI Protocol) is supported
Display Support by Port
- Thunderbolt 3 (Titan Ridge): Up to 8K @ 60Hz or 4K @ 120Hz via a native Thunderbolt 3 display or other display that supports USB-C connections and DisplayPort 1.4
- HDMI 2.1: Up to 8K @ 120Hz
Ethernet Speeds (RJ45)
- 2.5Gb/s (2.5GBASE-T)
- 1Gb/s "Gigabit" (1000BASE-T)
- 100Mb/s (100BASE-T)
- 10Mb/s (10BASE-T)
Jumbo Frame Support
- Yes
Data Rate
- Up to 40 Gb/s
Data Transfer Rate (Maximum)
- Thunderbolt 3 : Up to 40Gb/s (or 5000MB/s)
- USB 3.2 Gen 2 : Up to 10Gb/s (or 1250MB/s)
Chipset / Controller
- Thunderbolt (2): Intel JHL7440
- Media Reader: Genesis Logic GL-3232S
- Ethernet (1): Intel i226
- SATA Controller: ASMedia ASM-1352R
MTBF (Mean Time Between Failures)
- Varies depending on drive mechanism installed
Contact Start Stops
- Varies depending on drive mechanism installed
Host Interface Requirements
- Thunderbolt (USB-C) port (backward compatible with Thunderbolt 2/Thunderbolt1)
Mac OS Compatibility
- macOS 12.x Monterey
- macOS 13.x Ventura
- macOS 14.x Sonoma
- macOS 15.x Sequoia
- macOS 26.x Tahoe
PC OS Compatibility
- Windows 10 64-bit Edition
- Windows Server 2016
- Windows Server 2022
- Windows 11
Linux OS Compatibility
- Yes
Mobile OS Compatibility
- iPadOS 15
- iPadOS 16
- iPadOS 17
- iPadOS 18
- iPadOS 26
Other OS Compatibility
- Chrome OS
- ChromeOS 107 or later
Driver Required
- Yes
- Windows 10 and Windows 11 users utilizing the OWC Gemini (2.5GbE) ethernet require a network driver.
- Intel® Network Adapter Driver for Windows® 10
- Intel® Network Adapter Driver for Windows® 11
Supports OWC ClingOn
- Yes (Learn More)
External Power Adapter
- Yes
Power Supply
- External UL-listed universal auto-switching power supply
AC Input
- 100-240V, 50-60Hz, 2.0A
DC Output
- +12V, 10A
Wattage
- 120W
Fans
- (1) 60mm 3,000RPM cooling fan
Security Slot
- Yes
Power/Activity LED(s)
- Yes
Housing Color
- Black
Housing Material
- High quality aluminum for optimized heat dissipation
Dimensions
- Height: 14.7 cm (5.8 in)
- Length: 23.8 cm (9.4 in)
- Width: 8.5 cm (3.3 in)
Weight
- 1.6 kg (3.53 lbs)
Certifications
- CE
- FCC
- VCCI
- BSMI
- RCM
- Thunderbolt™technology
RoHS Compliant
- Yes
Reach Certification
- Yes
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
- 19.3dB
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