NX-B2PRO Series|CFexpress™ 4.0 CFexpress Type B Memory Card

1,330 GB / 660 GB / 330 GB / 165 GB

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Elevate Your Capture and Workflow to New Hights

Nextorage NX-B2PRO Series is compatible with CFexpress 4.0, the next-generation standard, and equipped with the specifications necessary for high-speed continuous shooting and high-definition video filming.
In all process from shooting to editing, it provides unprecedented performance resulting in efficient and smooth workflow.

Best-in-class level of read and write speeds

Max Read 3,900 MB/s1
Max Write 3,600 MB/s1
Min Sustained Write 3,400 MB/s1

NX-B2PRO Series achieves max. read speed of 3,900 MB/s, max. write speed of 3,600 MB/s, and min. sustained write speed of 3,400 MB/s1,2 supporting VPG400 (guaranteed minimum sustained write speed of 400 MB/s).

This best-in-class level of specification offers stable performance in various situations, from high-speed continuous shooting with RAW quality to 8K video filming.
It also dramatically reduces the time required to transfer large amounts of data and contributes to improve workflow efficiency during data transfer and editing after shooting.

Dynamic Auto Power Save

Nextorage’s pSLC CFexpress Type B cards are equipped with Nextorage’s Dynamic Auto Power Save, a power saving system that reduces 68% of power consumption in video recording compared to non-equipped CFexpress cards ― contributes not only to saving the camera’s battery life3, but also to maintaining sustained write speed by preventing thermal throttling*.

* Thermal throttling: a control function that suppresses the transfer speed to prevent thermal runaway

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AVAILABLE WITH CFexpress 2.0 COMPATIBLE CAMERA

NX-B2PRO Series offers the high performance of the next-generation CFexpress 4.0 standard while keeping backward compatibility with CFexpress 2.0 standard.
This allows current high-end cameras that support CFexpress 2.0 to enjoy shooting with high performance. (NX-B2PRO transfers data with CFexpress 2.0 for devices CFexpress 4.0 non-supported.)

Compliant with VPG400

The all capacities of NX-B2PRO compliant with Video Performance Guarantee 400, which guarantees the min. sustained write speed of 400 MB/s, defined by CompactFlash Association.
By the combination of NX-B2PRO and high-end cameras compatible with VGP400, it supports high-speed and stable recording essential for professionals who film 8K high-quality videos.

DuRABILITY TESTED

Exterior durability is tested in an environment compliant with CompactFlash Association regulations:

  • Operating Temperature Resistance: 10.4 ℉ to 161.6 ℉
  • 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. See below for the latest compatibility information:

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Free Data Recovery Software Download

MEMORY CARD FILE RESCUE

This software recovers data that has been deleted by mistake or that cannot be read, as far as possible.

Does not support data recovery for content protected and game data files. Not all data may be recoverable.

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5-YEAR LIMITED WARRANTY

Warranty and product support valid for 5 years from the purchase date

Specifications

Model / Capacity*

NX-B2PRO1330G​ / 1330 GB
NX-B2PRO660G​ / 660 GB
NX-B2PRO330G​ / 330 GB
NX-B2PRO165G​ / 165 GB​​

* 1 GB = 1 billion bytes. The actual usable capacity (user area) is smaller than the indicated capacity due to its use for system area.

Form Factor

CFexpress Type B

Interface

PCIe®4.0 × 2, NVMe 1.4

NAND Flash

pSLC

Max. speed (Read)2

NX-B2PRO1330G​:3,700 MB/s
NX-B2PRO660G​:3,700 MB/s
NX-B2PRO330G​:3,900 MB/s
NX-B2PRO165G​:3,900 MB/s

Max. speed (Write)2

NX-B2PRO1330G​:3,600 MB/s
NX-B2PRO660G​:3,600 MB/s
NX-B2PRO330G​:3,600 MB/s
NX-B2PRO165G​:3,600 MB/s

Min. Sustained speed (Write)2

NX-B2PRO1330G​:3,200 MB/s
NX-B2PRO660G​:3,400 MB/s
NX-B2PRO330G​:3,400 MB/s
NX-B2PRO165G​:3,400 MB/s

VPG400

Support

Storage environment

-40 ℉ to 185 ℉ (-40 ℃ to 85 ℃)

Operating environment

10.4 ℉ to 161.6 ℉ (-12 ℃ to 72 ℃)

Dimensions (W×L×T)

Approx. 29.6 mm x 38.5 mm x 3.8 mm
(1 3/16 in. × 1 9/16 in. × 5/32 in.)

Mass

Approx. 10 g (0.35 oz)

Included item

・Hard case

Warranty

5 years from the date of purchase

Durability 4

Operating Temperature resistance

10.4 ℉ to 161.6 ℉ (-12 ℃ to 72 ℃)

Shock resistance

EIA-364-27A compliant

X-ray resistance

ISO7816-1 compliant

UV resistance

ISO7816-1 compliant

Magnetic resistance

Based on Nextorage internal testing

Anti-Static

Certified to IEC 61000-4-2 standard

Software / Compatibility / Manual

Memory Card File Rescue
Detail & Download ▸
CFexpress Type B Memory card compatible devices
View ▸
NX-B2PRO Series Instruction Manual [PDF]
View ▸
Product Support

  1. Based on Nextorage test conditions. The actual performance may vary with host devices and environments.
  2. Maximum performance represents the performance in NX-B2PRO330G.
  3. Number of consecutive shots and continuous shooting time vary depending on the camera.
  4. All durability ratings are based on Nextorage test conditions. No guarantee is made that memory cards will be damage-free or that data will remain intact under all circumstances.

Design and specifications are subject to change without notice.
The CFexpress logo are trademarks licensed by the CompactFlash Association.
PCle is trademarks of PCI-SIG.
NVMe is a trademark of NVM Express, Inc.
Other system names and product names are generally registered. trademarks or trademarks of each manufacturer.

Dynamic Auto Power Save

“Dynamic Auto Power Save” has an automatic function to adjust the host/card to an appropriate low power consumption mode while recoding. It finds time to conserve the power during non-writing process. This function/technology enables the cards to eliminate up to 68% 1 of power consumption while recording in comparison to the other models without it.

Dynamic Auto Power Save prevents the cards from generating heat, which makes it possible for mirror-less cameras to record up to 1.74 times longer while writing RAW images/videos/media unlike other generic CFexpress 4.0 compatible CFexpress Type B Cards.1

  1. Based on Nextorage test conditions. Actual performance may vary and are dependent on environmental and usage.