NVMe WriteBlocker - CRU-Wiebetech

NVMe WriteBlocker

Forensic write-blocker for NVMe SSDs

Writeblocked access to M.2 & U.2 NVMe drives; LCD; USB 3.2 Gen2 10Gbps; complete kit with drive adapters, USB cables, AC adapter

Product name NVMe WriteBlocker
Host (I/O) Ports (1) USB 3.2 Gen 2 Type-C: up to 10 Gbps
Drive Types Supported
  • PCIe/NVMe M.2 (M Key) and U.2 drives
Supports S.M.A.R.T. disk info Yes
Number of LEDs 6
Description of LEDs Write-block status, error detection, drive access, hidden area detection, DC power input, +5V/+12V power output
LCD Screen Two-line backlit LCD controlled with four soft-touch menu navigation buttons
LCD Info 2 lines x 16 characters width
LCD Backlight Yes
Navigation menu LCD/button-driven menu system
Operating system compatibility Windows 11, 10, and 8.1
Windows Server 2019, 2016, and 2012 product families
macOS 10.14 “Mojave” or newer
Red Hat Enterprise Linux and Ubuntu LTS
Power switch 2 position: On / Off
Dimensions 2.95″ x 4.33″ x 1.06″ (75mm x 110mm x 27mm)
Weight 0.40 lbs. (0.18 kg)
Write Blocking Yes
Compliancy FCC, CE, RoHS, RCM
Warranty CRU provides a 3-year limited warranty for this product.
Technical Support Your investment in CRU products is backed up by our free technical support for the lifetime of the product. If you need to contact us for any reason, visit wiebetech.com/support or call us at 1-800-260-9800 or +1-360-816-1800.

About NVMe WriteBlocker


Forensically preserves data as evidence


Keep the contents of your M.2 and U.2 NVMe SSDs untouched and unmodified, even as you examine and image them. Useful if you are a forensic investigator, IT technicial, lawyer, or cybersecurity analyst.


Quick startup


To view an NVMe drive for evidence, just connect it to the NVMe WriteBlocker and turn it on. You’ll be able to preview the drive and its contents without making any changes to it.


Information at your fingertips


The LED indicators and LCD menu screen let you quickly access important SMART data such as hours used or number of power cycles. It can also display the model and serial number reported by the NVMe SSD’s firmware.


Wide-ranging system compatibility


The NVMe WriteBlocker can be used with any computer that has a USB-C or USB-A connector.


The best customer support


Our free US-based customer support is available to help you troubleshoot throughout the life of your product. Additionally, a three-year warranty guarantees replacement of your NVMe WriteBlocker in case of hardware failure.


  • Examine the contents of NVMe SSDs without modifying the contents
  • Reliable evidence protection
  • Supports M.2 and U.2 SSDs


Included Items


  • AC adapter & power cord
  • USB 3.2 gen2 cable, type C-C
  • USB 3.2 gen2 cable, type C-A
  • OCuLink to U.2 cable
  • U.2 to M.2 adapter