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The NX-B1SE256G model has a maximum read speed of up to 1,950 MB/s and a maximum write speed of up to 1,100 MB/s. The NX-B1SE128G model has a maximum read speed of up to 1,100 MB/s and a maximum write speed of up to 550 MB/s.
Yes, the NX-B1SE Series is highly durable. It has been tested for resistance to extreme temperatures, shock, X-rays, UV light, magnets, and static.
The Memory Card File Rescue app is a user-friendly tool provided by Nextorage for memory card owners. It can recover accidentally deleted files and photos. However, it does not support recovery of content-protected and game data files, and not all data may be recoverable.
The NX-B1SE Series is compatible with a variety of devices that use a CFexpress Type-B memory card. It has been tested for operation in various recording modes with the latest high-end cameras.
The NX-B1SE Series CFexpress Type-B Memory Card is available in two storage capacities: NX-B1SE256G (256GB) and NX-B1SE128G (128GB).
Review Summary
256GB, 128GB
Canon: EOS R3, EOS R5
Nikon: D500, D850, Z9, Z6, Z6 II, Z7, Z7 II, Z8
Fujifilm: X-H2S, X-H2
Panasonic: LUMIX DC-GH6, S1
CFexpress Type-B
PCIe3.0 x 2, NVMe 1.4
3D TLC
NX-B1SE128G:1,100 MB/s
NX-B1SE256G:1,950 MB/s
NX-B1SE128G:550 MB/s
NX-B1SE256G:1,100 MB/s
NX-B1SE128G:100 MB/s
NX-B1SE256G:200 MB/s
Not Support
3.3 V
14 Degree F to 158 Degree F (-10 Degree C to 70 Degree C)
-40 Degree F to 185 Degree F (-40 Degree C to 85 Degree C)
14 Degree F to 158 Degree F (-10 Degree C to 70 Degree C)
ISO7816-1 Compliant
Based on Nextorage Internal Testing
EIA-364-27A Compliant
ISO7816-1 Compliant
Certified to IEC 61000-4-2 standard
Approx. 1.16 x 1.51 x 0.14" (29.6 x 38.5 x 3.8mm)
Approx. 0.32 oz (9g)
256GB: 810059750319 | 128GB: 810059750302
Empower Your Shooting
NX-B1SE Series CFexpress Type-B memory card is designed for professional photographers and enthusiasts who need to accurately capture the details of capture the split-second actions. Rigorously developed and tested, this card provide both reliable shooting and a comfortable workflow.
Boost Your Workflows
The high speeds maximize the performance of a high-resolution camera, does not slow down the continuous shooting speed due to buffer full, nor does it cause waiting time for writing. Reduces stress during shooting while shortening the time required to copy a huge number of cuts to a PC.
Max. Read
NX-B1SE256G: 1,950 MB/s
NX-B1SE128G: 1,100 MB/s
Max. Write
NX-B1SE256G: 1,100 MB/s
NX-B1SE128G: 550 MB/s
Min. Sustained Write
NX-B1SE256G: 200 MB/s
NX-B1SE128G: 100 MB/s
Durability Tested
Exterior durability is tested in an environment compliant with CompactFlash Association regulations:
Operating Temperature Resistance: 14 Degree F to 158 Degree F
Shock Resistance
X-ray Resistance
UV Resistance
Magnetic Resistance
Anti-Static
Compatibility
Nextorage is testing the operation in various recording modes with the latest high-end cameras.
Memory Card File Rescue
Sometimes, things can go wrong and you might accidentally delete files or photos. Nextorage's easy-to-use tool, Memory Card File Rescue app, recovers your precious data. Available as free download for Nextorage memory card owners.
Note: Does not support data recovery for content protected and game data files. Not all data may be recoverable.