SanDisk SDCFXS-128G-A46Extreme120MB/s60MB/s

Key Features
- 128GB CompactFlash memory card designed for DSLR and HD video workflows
- Up to 120MB/s maximum read speed for fast file transfers
- Up to 60MB/s maximum write speed for responsive burst shooting and recording
- Extreme-series performance suited for RAW photos and Full HD video capture
- Durable design built to handle demanding field and travel use
- Reliable storage option for compatible CompactFlash-enabled cameras and devices
OVERVIEW
The SanDisk Extreme CompactFlash Card SDCFXS-128G-A46 is a 128GB high-performance storage solution built for photographers and videographers using compatible CompactFlash-enabled cameras. With maximum read speeds up to 120MB/s and write speeds up to 60MB/s, this card is well suited for capturing high-resolution still images, RAW files, continuous bursts, and Full HD video while also helping streamline offloads to your computer.
Compatible With
- CompactFlash-compatible DSLR cameras, camcorders, and card readers
- Select professional and enthusiast cameras from Canon, Nikon, and other brands that accept CompactFlash cards
Performance for Serious Image Capture
SanDisk's Extreme line has long been a trusted choice for creators who need dependable speed and capacity in the field. The card's up to 60MB/s write speed helps support faster buffer clearing during burst photography, while the up to 120MB/s read speed reduces downtime when moving large batches of photos or video clips to a workstation. This balance of speed and capacity makes it a practical option for event work, portraits, sports, wildlife, travel, and general professional shooting.
Built for RAW, JPEG, and Full HD Video
A 128GB capacity gives you room for extended shoots without changing cards as often. It is ideal for users capturing a mix of JPEG and RAW stills or recording Full HD video on compatible cameras. Whether you are covering a long event, documenting a trip, or building a studio workflow, the larger capacity helps keep your production moving efficiently.
Durable Design for Field Use
Memory cards used in professional environments need to do more than deliver speed. They also need to withstand the demands of transportation, repeated insertion cycles, and location work. SanDisk Extreme CompactFlash cards are designed for dependable use in challenging shooting situations, making them a strong match for photographers working on location, in the studio, or on the road.
Workflow Benefits
Fast media can make a noticeable difference both during capture and after the shoot. By pairing solid write performance with high read speeds, this card helps minimize delays in-camera and at the editing desk. This is especially beneficial for photographers who shoot large RAW files or need to deliver images quickly after an assignment.
Why Choose CompactFlash
CompactFlash remains a proven format in many professional imaging systems thanks to its robust physical design and long-standing use in advanced cameras. For photographers still using CF-based bodies, choosing a dependable SanDisk Extreme card is a smart way to maintain a stable, efficient workflow with trusted media from a recognized brand.
Recommended Accessories
To get the most from this card, consider adding a high-speed CompactFlash card reader for quicker transfers, a protective memory card case for travel and organization, and a second card for backup or overflow shooting. These accessories can help improve efficiency and protect your footage and images while on assignment.
Usage Tips
For best results, format the card in the camera you plan to use, confirm your camera supports 128GB CompactFlash media, and use a quality card reader to take advantage of the card's transfer speed. As with all capture media, it is wise to back up your files promptly after shooting and avoid removing the card while the camera is still writing data.
Key Specifications
- Product: SanDisk Extreme CompactFlash Card
- Model: SDCFXS-128G-A46
- Capacity: 128GB
- Memory Card Type: CompactFlash
- Maximum Read Speed: Up to 120MB/s
- Maximum Write Speed: Up to 60MB/s
- UPC: 619659103866
Brand Background
SanDisk has been a major name in flash storage for years, producing memory solutions for photographers, videographers, mobile users, and data-intensive workflows. Its Extreme series is widely recognized for offering a strong combination of speed, reliability, and value for demanding imaging applications.
Brand
memory card specs
| Max. Read Speed | 120 MB/s |
| Durability | Durable design for demanding field use |
| Memory Card Type | Compact Flash |
| Video Speed Class | |
| UHS Speed Class | |
| USB Type | |
| Storage Capacity | 128GB |
| Max. Write Speed | 60 MB/s |
| Speed Class | UDMA 7 |
physical specifications
| Weight | Approx. 0.04 lb |
| Dimensions | Approx. 1.7 x 1.4 x 0.1 in |
interface
| Connectivity | CompactFlash interface |
detailed specifications
| Compatibility | Compatible with CompactFlash-enabled cameras, camcorders, and card readers. |
- SanDisk Extreme 128GB CompactFlash Card
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Should I buy one 32GB memory card or two 16GB cards for my Canon EOS 1100D?
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Camera shows “busy” and won’t display older photos on the SD card — are they lost?
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