Lexar Diamond Series Professional 1TB CFexpress 4.0 Type-B Memory Card (Clear)
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Free standard shipping
Free standard shipping
*Orders placed before 1 PM EST Mon - Thur will ship the same day. Orders placed beyond these hours will be shipped the next business day. Exclusions apply. See shipping policy
Free Local Pickup
Free Local Pickup
Please call for store stock availability. Requests made before 2:30 PM EST can be available for next-day pickup. Learn more
The Lexar Diamond Series Professional 1TB CFexpress 4.0 Type B Memory Card is engineered for professional photographers and videographers who require exceptional speed, reliability, and durability. Powered by advanced PCIe 4.0 technology, it delivers ultra-fast performance for capturing 8K RAW video and handling large files with ease. With its massive storage capacity, rugged build, and long-lasting endurance, this high-performance memory card is designed to support demanding workflows in any environment.
Unmatched Speed
Achieve lightning-fast performance with read speeds up to 3700MB/s and write speeds up to 3400MB/s, enabling smooth 8K video recording and rapid file transfers.
Massive 1TB Storage
Store high-resolution photos and extended video footage without worrying about space limitations, ideal for long shooting sessions.
Ultimate Durability
Built to endure extreme conditions, this card operates in temperatures from -10.4°F to 161.6°F and features shock, vibration, and dust resistance.
Next-Gen Technology
Utilizes PCIe Gen 4 interface and CFexpress 4.0 Type B format to deliver superior speed, efficiency, and performance for modern high-end devices.
Seamless Compatibility
Designed to work with a wide range of CFexpress Type B cameras and devices for easy integration into professional setups.
Enhanced Endurance
Advanced pSLC technology provides higher durability, lower power consumption, and extended lifespan for long-term use.
Reliable Video Capture
With a VPG400 rating and high sustained write speeds, it ensures stable recording of cinema-quality 8K RAW video without dropped frames.
Rugged Design
Engineered with a tough exterior that is drop-proof, bend-resistant, and compression-resistant for added reliability in the field.
Data Protection
Includes free data recovery software to help safeguard and restore important files when needed.
| Capacity | 1TB |
| Form Factor | CFexpress 4.0 Type B |
| Interface | PCIe Gen 4 |
| Max Read Speed | Up to 3700 MB/s |
| Max Write Speed | Up to 3400 MB/s |
| Sustained Write Speed | Up to 3200 MB/s |
| Video Performance Rating | VPG400 |
| Operating Temperature | -12°C to 72°C (10.4°F to 161.6°F) |
| Storage Temperature | -25°C to 85°C (-13°F to 185°F) |
| Dimensions | 1.16 x 1.51 x 0.14 in (29.6 x 38.5 x 3.8 mm) |
| Weight | 7.65 g (0.016 lbs) |
| Durability | Shock-resistant, vibration-resistant, dust-proof (IP5X), drop-proof (up to 5 m), bend-resistant |
| Endurance | Up to 12,000 insertion/removal cycles |
Frequently Asked Questions
How do I return an item?
How do I return an item?
Returns are incredibly simple. Please log into your account, find your item you wish to return and follow the prompts to make a return. If you do not have an account, click here to find your order and make a return.
Will I receive a full refund when I return an item?
Will I receive a full refund when I return an item?
You will receive a full refund when you return an item in its original manufacturer’s packaging, undamaged and unmarked. If the item you are returning is priced at less than $35, you will be charged a 15% restocking fee. Please note you will not be refunded any shipping charges.
How many days do I have to make a return?
How many days do I have to make a return?
You have 30 days to make a return. During the holiday season, from November 1 to December 31, we extend the return window to 60 days.
My item was damaged in transit. How do I place a return?
My item was damaged in transit. How do I place a return?
If your order has been noticeably damaged in transit, we strongly recommend that you refuse delivery and notify us immediately. Claims for missing items or items damaged in transit must be made within 48 hours of delivery. If there is carrier damage, please contact support@focuscamera.com with your order number and a description of the damage.
There’s an issue with my order, what should I do?
There’s an issue with my order, what should I do?
Oh no! Please contact our customer service team so we can resolve the issue immediately. You can call us on 1.800.221.0828, email us at support@focuscamera.com, or send us a message here.
Can I exchange an item?
Can I exchange an item?
We do not currently offer exchanges. Please return the item you purchased within 30 days and order what you’d like instead.
If I ordered a kit, do I have to return all the items?
If I ordered a kit, do I have to return all the items?
If you ordered a kit, you must return all components and accessories to receive a full refund.
I ordered a product that included a free item. I’d like to return it, do I need to return the free item as well?
I ordered a product that included a free item. I’d like to return it, do I need to return the free item as well?
If you ordered a product that included a free item, you must include the free item with your return. If not, your return will not be accepted and you will not receive a full refund.
Do you offer repairs?
Do you offer repairs?
We currently only offer camera repairs at our Brooklyn store. The item must be dropped off and collected in person as we do not accept shipped items for repair. For more information, please call our Brooklyn store on 1.718.431.7900.
What is your return policy?
What is your return policy?
Most items can be returned within 30 days for a full refund. Click here to read our full return policy.





