Lexar 256GB Professional CFexpress Type B SILVER Card | Up to 1750MB/s Read & 1300MB/s Write | 10 Year Limited Warranty | LCXEXSL256G-RNENG
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Lexar 256GB Professional CFexpress Type B SILVER Card delivers ultra-fast performance with up to 1750MB/s read and 1300MB/s write speeds—ideal for high-bitrate 4K and 8K video recording.
Powered by PCIe Gen3x2 technology, it ensures consistent and reliable performance for professional creators.

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Lexar 256GB Professional CFexpress Type B SILVER Card – High-Speed Storage for Cinema Workflows
Extreme Performance for Professional Use
Engineered for high-performance cameras and production workflows:
- Up to 1750MB/s read and 1300MB/s write speeds
- Minimum sustained write speed of 480MB/s
- Advanced PCIe Gen3x2 interface for ultra-fast transfers
Lexar 256GB Professional CFexpress is ideal for professional filmmakers, photographers, and content creators.
Optimized for 4K & 8K Video Recording
- Smooth high-bitrate 4K and 8K video capture
- Stable sustained write performance
- Ideal for RAW video and continuous shooting
Reliable Design for Demanding Environments
Built for durability and long-term reliability:
- Operating temperature: -10°C to 70°C
- Storage temperature: -40°C to 85°C
- Compact and lightweight professional design
Key Specifications (Quick Overview)
- Capacity: 256GB
- Form Factor: CFexpress Type B
- Interface: PCIe Gen3x2
- Read Speed: Up to 1750MB/s
- Write Speed: Up to 1300MB/s
- Minimum Sustained Write: 480MB/s
- Dimensions: 29.60 x 38.50 x 3.80 mm
- Weight: 7.65g
- Operating Temp: -10°C to 70°C
- Storage Temp: -40°C to 85°C
- Warranty: 10-Year Limited Warranty
When Is This Card Enough & When Should You Upgrade?
This Card is Perfect For
- High-bitrate 4K video recording
- Entry to mid-level 8K workflows
- Professional photography and burst shooting
Upgrade If You Need
- Longer recording sessions (512GB / 1TB)
- Higher sustained write performance for cinema-grade production
Target Audience
Ideal For
- Professional videographers
- Filmmakers using CFexpress cameras
- Advanced content creators
Not Ideal For
- Standard DSLR users without CFexpress support
- Casual users
- SD card–only devices
Product Comparison (256GB CFexpress Segment – Simplified)
| Feature | Lexar SILVER CFexpress | SanDisk Extreme PRO CFexpress | ProGrade Digital CFexpress |
|---|---|---|---|
| Interface | PCIe Gen3x2 | PCIe Gen3x2 | PCIe Gen3x2 |
| Max Read | 1750MB/s | 1700MB/s | 1700MB/s |
| Max Write | 1300MB/s | 1400MB/s | 1400MB/s |
| Sustained Write | 480MB/s | Higher | Higher |
| Best Use | 4K / 8K Workflows | Cinema | Pro Video |
Frequently Asked Questions (FAQs)
Q1: Is this card suitable for 8K video?
Yes, it supports 8K recording depending on bitrate requirements.
Q2: What cameras support CFexpress Type B?
Select high-end cameras from Canon, Nikon, and cinema systems.
Q3: Can it handle continuous shooting?
Yes, high write speeds support RAW burst shooting.
Q4: Is it backward compatible?
No, it requires a CFexpress Type B slot.
Q5: What warranty is included?
10-year limited warranty.
Why Buy from FGTech Store
- 100% Genuine Lexar Product
- Secure Packaging
- Fast & Reliable Shipping
- Dedicated Customer Support
Explore More & Upgrade Options
Looking to expand your storage performance further? Explore a wide range of professional memory solutions at varietyinfotech.com.
For compact devices like action cameras, drones, and smartphones, browse microSD UHS-I A2 cards at varietyinfotech.com, optimized for fast app performance and reliable recording.
Visit varietyinfotech.com to discover genuine, high-performance storage solutions tailored for professionals and enthusiasts alike.
Specifications
| Specification | Details |
|---|---|
| Model | Lexar Professional CFexpress Type B Card SILVER Series (LCXEXSL256G-RNENG) |
| Capacity | 256GB |
| Form Factor | CFexpress Type B |
| Interface | PCIe Gen3x2 |
| Key Features | Next-generation performance; seamless video capture; XQD compatibility; designed for professional users |
| Performance | Up to 1750MB/s read, up to 1300MB/s write |
| Minimum Sustained Write | 480MB/s |
| Recommended Use | High-quality image capture and 8K video with next-level cinema cameras and high-resolution DSLRs |
| XQD Compatibility | Backwards-compatible with select XQD cameras (firmware-enabled) |
| Workflow | High-speed file capture and transfer; further accelerated when used with Lexar Professional CFexpress Type B Reader |
| Operating Temperature | -10°C to 70°C (14°F to 158°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Dimensions (L × W × H) | 29.60 × 38.50 × 3.80 mm / 1.16” × 1.51” × 0.14” |
| Weight | 7.65 g / 0.016 lbs |
| Reliability | Rigorously tested in Lexar Quality Labs for performance, compatibility, and reliability |
| Warranty | 10-year limited warranty |
| Model | Lexar Professional CFexpress Type B Card SILVER Series (LCXEXSL256G-RNENG) |
|---|---|
| Capacity | 256GB |
| Form Factor | CFexpress Type B |
| Interface | PCIe Gen3x2 |
| Key Features | Next-generation performance, seamless video capture, XQD compatibility, designed for professional users |
| Performance | Up to 1750MB/s read, up to 1300MB/s write |
| Minimum Sustained Write | 480MB/s |
| Recommended Use | High-quality image capture and 8K video with next-level cinema cameras and high-resolution DSLRs |
| XQD Compatibility | Backwards-compatible with select XQD cameras (firmware-enabled) |
| Workflow | High-speed file capture and transfer, further accelerated when used with Lexar Professional CFexpress Type B Reader |
| Operating Temperature | -10°C to 70°C (14°F to 158°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Dimensions L W H | 29.60 × 38.50 × 3.80 mm, 1.16” × 1.51” × 0.14” |
| Weight | 7.65 g, 0.016 lbs |
| Reliability | Rigorously tested in Lexar Quality Labs for performance, compatibility, and reliability |
Lexar 256GB Professional CFexpress Type B SILVER Card | Up to 1750MB/s Read & 1300MB/s Write | 10 Year Limited Warranty | LCXEXSL256G-RNENG

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