QM2-4P-384
Flexible and versatile, boosts performance and functionality
Tackle performance bottlenecks
QM2 boosts performance by adding M.2 SSDs. It doesn’t occupy any 3.5-inch drive bays, allowing you to maximize both your storage capacity and performance.
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M.2 SSD
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Others
Four M.2 PCIe slots
Install M.2 SSDto configure SSD caching, an SSD volume, or Qtier™ (QNAP’s auto-tiering technology) to improve overall NAS performance, with no screwdrivers required.
LED indicators
Monitor M.2 SSD status.
Thermal sensors
Monitor M.2 SSD temperature.


Check Compatible NAS Models
4 Bays | TS-432PXU, TS-432PXU-RP, TS-464U, TS-464U-RP, TS-473, TS-473A, TVS-471U, TVS-471U-RP, TVS-472XT, TVS-473, TVS-473e |
6 Bays | TS-673, TS-673A, TS-677, TS-h686, TVS-672N, TVS-672X, TVS-672XT, TVS-673, TVS-673e, TVS-682, TVS-682T |
8 Bays | TS-855X, TS-873, TS-873A, TS-873AeU, TS-873AeU-RP, TS-873U, TS-873U-RP, TS-877, TS-877XU, TS-877XU-RP, TS-883XU, TS-883XU-RP, TS-EC880U, TS-EC880U R2, TS-h886, TVS-871U-RP, TVS-872N, TVS-872X, TVS-872XT, TVS-872XU, TVS-872XU-RP, TVS-873, TVS-873e, TVS-882, TVS-882BR, TVS-882BRT3, TVS-882T |
9 Bays | TS-977XU, TS-977XU-RP, TS-983XU, TS-983XU-RP, TS-h977XU-RP, TS-h987XU-RP, TVS-972XU, TVS-972XU-RP |
10 Bays | TS-EC1080 Pro, TS-h1090FU, TVS-EC1080, TVS-EC1080+ |
12 Bays | TS-1273U, TS-1273U-RP, TS-1277, TS-1277XU-RP, TS-1283XU-RP, TS-EC1280U, TS-EC1280U R2, TS-h1277AFX, TS-h1277AXU-RP, TS-h1277XU-RP, TS-h1283XU-RP, TS-h1290FX, TVS-1271U-RP, TVS-1272XU-RP, TVS-1282, TVS-1282T, TVS-1282T3, TVS-EC1280U-SAS-RP, TVS-EC1280U-SAS-RP R2, TVS-h1288X |
15 Bays | TVS-1582TU, TVS-EC1580MU-SAS-RP, TVS-EC1580MU-SAS-RP R2 |
16 Bays | TDS-16489U, TDS-16489U R2(QES), TDS-16489U R2(QTS), TS-1635AX, TS-1673U, TS-1673U-RP, TS-1677X, TS-1677XU-RP, TS-1683XU-RP, TS-1685, TS-EC1680U, TS-EC1680U R2, TS-h1677AXU-RP, TS-h1677XU-RP, TS-h1683XU-RP, TVS-1672XU-RP, TVS-EC1680U-SAS-RP, TVS-EC1680U-SAS-RP R2, TVS-h1688X |
18 Bays | TES-1885U(QES), TES-1885U(QTS), TS-1886XU-RP, TS-h1886XU-RP, TS-h1886XU-RP R2, TS-h1887XU-RP |
22 Bays | TS-h2287XU-RP |
24 Bays | TS-2477XU-RP, TS-2483XU-RP, TS-EC2480U, TS-EC2480U R2, TS-h2477XU-RP, TS-h2483XU-RP, TS-h2490FU, TVS-2472XU-RP, TVS-EC2480U-SAS-RP, TVS-EC2480U-SAS-RP R2 |
30 Bays | TES-3085U(QES), TES-3085U(QTS), TS-h3077AFU, TS-h3087XU-RP |
Quad M.2 2280 PCIe NVMe SSD expansion card
- Download Datasheet
Connector | 4 x M.2 2280 PCIe (Gen3 x 4) NVMe SSD slots |
PCIe and Lanes | PCIe Gen3 x 8 |
Bracket | Low-profile (default). Low-profile flat and Full-height brackets are also included. |
Dimensions (L x W x H) | 204.95 × 68.9 × 20.6 mm |
Form factor | Low-profile |
Note [NAS] | Recommended models (please update your NAS to latest version)
Note: The TS-x77 and TVS-x82(T) series only supports installing the QM2 in the System Zone PCIe slot (PCIe slot 1). Please check the M.2 SSD compatibility list and QM2 Installation Guide |
Note [PC] | Note: The system BIOS and Operating System (OS) must be capable of supporting a PCIe NVMe SSD. Please refer to the technical manual of your system or consult with the vendor. |
Quad M.2 2280 PCIe NVMe SSD expansion card
- Download Datasheet
Connector | 4 x M.2 2280 PCIe (Gen3 x 4) NVMe SSD slots |
PCIe and Lanes | PCIe Gen3 x 8 |
Bracket | Low-profile (default). Low-profile flat and Full-height brackets are also included. |
Dimensions (L x W x H) | 204.95 × 68.9 × 20.6 mm |
Form factor | Low-profile |
Note [NAS] | Recommended models (please update your NAS to latest version)
Note: The TS-x77 and TVS-x82(T) series only supports installing the QM2 in the System Zone PCIe slot (PCIe slot 1). Please check the M.2 SSD compatibility list and QM2 Installation Guide |
Note [PC] | Note: The system BIOS and Operating System (OS) must be capable of supporting a PCIe NVMe SSD. Please refer to the technical manual of your system or consult with the vendor. |
Architecture Diagram | ![]() |
Standard Warranty | 1 year |
Note: Use only QNAP memory modules to maintain system performance and stability. For NAS devices with more than one memory slot, use QNAP modules with identical specifications and refer to the hardware user manual to install compatible QNAP memory modules.
Warning: Using unsupported modules may degrade performance, cause errors, or prevent the operating system from starting.
QNAP reserves the right to replace partial parts or accessories if the original is no longer available from its manufacturer/supplier. Any replacement would be fully tested and verified to meet strict compatibility and stability guidelines and will deliver identical performance to the original.
The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
Product images are for illustrative purposes only and may differ from the actual product. Due to differences in monitors, colors of products may also appear different to those shown on the site.
Designs and specifications are subject to change without notice.
Warning: Using unsupported modules may degrade performance, cause errors, or prevent the operating system from starting.
QNAP reserves the right to replace partial parts or accessories if the original is no longer available from its manufacturer/supplier. Any replacement would be fully tested and verified to meet strict compatibility and stability guidelines and will deliver identical performance to the original.
The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
Product images are for illustrative purposes only and may differ from the actual product. Due to differences in monitors, colors of products may also appear different to those shown on the site.
Designs and specifications are subject to change without notice.
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