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Nextorage NX-SB1PRO CFexpress 4.0 Type B Card Reader

BH #NENXSB1PRO • MFR #NX-SB1PRO
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Nextorage NX-SB1PRO CFexpress 4.0 Type B Card Reader
Key Features
  • 1 x CFexpress 4.0 Type B Card Slot
  • 40 Gb/s USB4 Interface
  • Data Transfers up to 3300 MB/s
  • Bus Powered
Plug into stable, high-speed data transfers with the NX-SB1PRO CFexpress 4.0 Type B Card Reader from Nextorage, which utilizes the 40 Gb/s USB4 standard so users are able to quickly offload photo and video data at speeds up to 3300 MB/s. It may also be used with 10 Gb/s USB 3.2 Gen 2 hosts, although transfer speeds will drop to 1090 MB/s. Included is a USB4 cable, which utilizes the USB-C interface and provides bus power.
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Nextorage SB1 PRO Overview

Plug into stable, high-speed data transfers with the NX-SB1PRO CFexpress 4.0 Type B Card Reader from Nextorage, which utilizes the 40 Gb/s USB4 standard so users are able to quickly offload photo and video data at speeds up to 3300 MB/s. It may also be used with 10 Gb/s USB 3.2 Gen 2 hosts, although transfer speeds will drop to 1090 MB/s. Included is a USB4 cable, which utilizes the USB-C interface and provides bus power.

Heatsink Design to Suppress Temperature Rise
To support the high performance of CFexpress 4.0, a large heatsink was developed to help enhance internal cooling. This effectively suppresses temperature rise in both the CFexpress 4.0 card and the card reader during high-speed data transfers using standards like CFexpress 4.0 and 40 Gb/s USB4. By minimizing the occurrence of thermal throttling, it helps ensure fast and stable data transfers, improving workflow efficiency.
Compatible with Existing Devices
While enabling high-speed data transfers with 40 Gb/s USB4, it also maintains compatibility with previous standards, allowing long-term use across a wide range of devices. This helps ensure seamless integration with existing devices while leveraging the advanced capabilities of USB4.
Maximize the High-Speed Performance of CFexpress 4.0 Memory Cards with a USB4 Interface
Offering a 40 Gb/s USB4 interface with a maximum transfer rate of 5000 MB/s, the high-speed performance of CFexpress 4.0 has a maximum transfer rate of 4000 MB/s. The 330GB NX-B2PRO memory card, which has a maximum read speed of 3900 MB/s, achieves a stable data read speed of 3300 MB/s.
UPC: 810059750739

Nextorage SB1 PRO Specs

Media Card Reader
1x CFexpress Type B (CFexpress 4.0 Type B / PCIe 4.0 x2)
Host Connection
USB-C (USB4) via Detachable Cable
Power Source
Bus Powered
Operating Conditions
32 to 185°F / 0 to 85°C 
Storage Conditions
-40 to 140°F / -40 to 60°C 
Dimensions
5 x 4 x 0.75" / 12.7 x 10.16 x 1.91 cm
Weight
0.2 lb / 91 g
Packaging Info
Package Weight
0.375 lb
Box Dimensions (LxWxH)
5 x 4 x 1.4"

Nextorage SB1 PRO Reviews

Faster and cooler than my older reader

By William
Rated 5 out of 5
Date: 2025-06-18

Got a Macbook pro m4 for music and photo/video. This reader is very fast AND much cooler running than my older one.

Future-proof for photographers & filmmakers alike. Fast!

By Dez
Rated 5 out of 5
Date: 2024-10-27

Save time with this fast next gen CFexpress 4.0 Type B reader. Comes with a short USB4 40Gb/s cable. The SB1PRO is bus-powered and is connected to my Thunderbolt 4 port. I saw a maximum read speed with a Nextorage NX-B2PRO CFexpress 4.0 Type B card was around 2600mb/s and Write speed was 2200mb/s. The NX-SB1PRO is backward compatible. It can read previous generation CFexpress cards & can get a performance boost if they’re plugged into this new reader. This will be my new desktop and travel CFe card reader. Very fast ingest, performance & reliability. Well done.

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Does keep up with the speed of the Nextorage ...

Does keep up with the speed of the Nextorage 165GB NX-B2 PRO CFexpress 4.0 Type B Memory Card? Type B2 card not the B1
Asked by: Lewis
I have a 330GB B2PRO card and I'm getting around Read speeds of 2600mb/s and Write speed was 2200mb/s, with this SB1PRO reader.
Answered by: Dez
Date published: 2024-10-27

Is this compatable with Thunderbolt 4 ports?

Is this compatable with Thunderbolt 4 ports?
Asked by: Cliff
Yes, you can use the Nextorage NX-SB1PRO CFexpress 4.0 Type B Card Reader connected to a computer via a Thunderbolt 4 port. Thunderbolt 4 supports USB4 devices.
Answered by: Kenneth C
Date published: 2025-06-23
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