The OWC Express 4M2 USB4 enclosure is a high-performance storage solution from a trusted name in professional-grade storage. Four NVMe M.2 slots and USB4 40Gb/s connectivity deliver speed and scalability for demanding workloads while staying easy to integrate with existing setups.
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Four NVMe M.2 Slots: Supports 2230, 2242, and 2280 SSDs across all four bays for flexible configurations and upgrades.
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USB4 40Gb/s Interface: Enables high-bandwidth connections for rapid transfers and smooth multi-drive workflows.
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Max Transfer Speed: Up to 3200 MB/s with capable NVMe SSDs when paired for peak performance.
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SoftRAID Software Included: Advanced RAID management and data protection features compatible with major operating systems.
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Bus-Powered, Durable Design: No external power supply required; robust enclosure designed for efficient heat dissipation and long-term reliability.
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Mixed-Size Drive Support: Run 2230, 2242, and 2280 SSDs simultaneously without adapters or reconfigurations.
This enclosure expands your storage capacity without sacrificing performance, making it ideal for data-intensive tasks like video editing, large-scale backups, 3D rendering, and complex data workflows. The four-drive setup enables parallel workloads, while SoftRAID provides flexible redundancy and performance tuning to match your project needs. Its USB4 interface ensures broad compatibility and fast transfers, and the heat-dissipating chassis helps maintain steady performance during long sessions. Note: encryption is software-based only, not hardware-accelerated.
Specs
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Model: OWCUS4EXP4M2S
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Interface: USB4 40Gb/s
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SSD Slots: 4 NVMe M.2 (2230/2242/2280)
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Max Transfer Speed: 3200 MB/s
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Software: SoftRAID included
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Power: Bus-powered via USB4 (no external power required)
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Enclosure: Durable design with efficient heat dissipation
FAQs
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Can this enclosure support SATA M.2 SSDs?
No, it is designed exclusively for NVMe M.2 SSDs.
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Is SoftRAID compatible with Windows and macOS?
Yes, SoftRAID supports both operating systems.
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What power source does the enclosure require?
It is bus-powered via USB4 connection; no external power supply needed.
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Can I use different size SSDs simultaneously?
Yes, it supports mixed sizes: 2230, 2242, and 2280.
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Does the enclosure provide hardware encryption?
No, encryption is managed through software solutions only.
