Sony CFexpress Type A Memory Card
Sony CFexpress Type A Memory Card
Sony CFexpress Type A Memory Card
The Sony CFexpress Type A Memory Card is a high-performance, next-generation memory storage solution designed for professional content creators, cinematographers, and photographers requiring ultra-fast write and read speeds. This card utilizes PCIe 3.0 technology to deliver sustained data transfer rates that eliminate buffering during continuous 4K and 8K video recording, making it essential for broadcast-quality production workflows. It solves the critical problem of dropped frames and recording interruptions that plague professionals using slower memory cards during demanding multi-track video capture sessions.
Product Overview
The Sony CFexpress Type A Memory Card represents a significant advancement in memory card architecture, moving beyond traditional CompactFlash Express standards to implement PCIe 3.0 protocol with NVMe interface technology. This architecture enables parallel data processing across multiple channels, achieving read speeds up to 1700 MB/s and write speeds up to 1400 MB/s depending on capacity variant. The card features advanced error correction code (ECC) and wear-leveling algorithms that protect your data integrity during intensive professional workflows, while the robust physical design with reinforced connectors ensures reliability in demanding field conditions where equipment is subjected to frequent insertion cycles and environmental stress.
What distinguishes the Sony CFexpress Type A from competing solutions is its optimized performance profile for professional video applications, particularly excelling in sustained write performance that remains consistent even after extended recording sessions. The card incorporates Sony's proprietary firmware that manages thermal throttling intelligently, maintaining peak performance without the performance degradation seen in lesser cards during continuous operation. Additionally, the Type A form factor provides backward compatibility considerations while offering a compact footprint superior to older CFast 2.0 standards, making it the preferred choice for mirrorless cameras, professional cinema cameras, and high-end broadcast equipment manufactured by Sony, Nikon, Canon, and other leading manufacturers.
Key Specifications
| Specification | Details |
| Product Type | CFexpress Type A Memory Card |
| Brand | Sony |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Interface | PCIe 3.0 NVMe |
| Maximum Read Speed | 1700 MB/s |
| Maximum Write Speed | 1400 MB/s |
| Available Capacities | 64GB, 128GB, 256GB, 512GB variants |
| Form Factor | Type A (38.5mm x 29.8mm x 3.8mm) |
| Data Protection | Advanced ECC and wear-leveling algorithms |
Key Features
- PCIe 3.0 Interface: Delivers sustained data transfer rates up to 1700 MB/s read and 1400 MB/s write, enabling uninterrupted 4K 60fps and 8K 30fps video recording without frame drops or buffer limitations
- Professional-Grade Reliability: Incorporates advanced error correction code and wear-leveling technology to ensure data integrity across millions of write cycles, critical for mission-critical production environments
- Thermal Management: Intelligent firmware-based thermal regulation prevents performance throttling during extended continuous recording sessions, maintaining peak speeds throughout your shoot
- Compact Type A Form Factor: Optimized dimensions provide superior compatibility with latest professional cameras while maintaining robust connector design for reliable repeated insertion cycles
- Multi-Capacity Options: Available in 64GB, 128GB, 256GB, and 512GB variants allowing flexible storage scaling for different project requirements and camera systems
- Extended Durability: Reinforced physical construction with protective connectors withstands demanding field conditions, vibration, and environmental stress typical in professional broadcast and cinema production
Applications and Use Cases
- Professional 4K and 8K Cinema Production: Record uncompressed or high-bitrate compressed video on cinema cameras like Sony FX30, FX3, and professional broadcast equipment requiring sustained write performance exceeding 400 MB/s continuously
- High-Speed Mirrorless Photography: Capture rapid-fire burst sequences at 20+ frames per second on Sony Alpha series cameras with full autofocus tracking, requiring buffer clearing speeds that only PCIe 3.0 cards provide
- Live Streaming and Multi-Camera Workflows: Enable simultaneous multi-track recording across multiple camera systems in broadcast environments where dropped frames result in lost revenue and professional reputation damage
- Drone and Aerial Cinematography: Provide reliable high-capacity storage for extended flight missions capturing 4K footage, where card failure mid-flight results in complete loss of footage and mission failure
- Documentary and News Production: Support rapid-turnaround editing workflows where footage must be offloaded quickly to secondary storage, with sustained write speeds enabling real-time file transfers without workflow bottlenecks
- Scientific and Medical Imaging: Store high-resolution sequential image data from specialized imaging equipment where data loss is unacceptable and performance consistency is mission-critical
How to Use
Begin by identifying your camera's card slot type and ensuring it supports CFexpress Type A format. Power off your device completely before inserting the card. Locate the card slot on your camera or external recorder and orient the card with the connector pins facing the camera body. Insert the card at a slight angle and press firmly until you hear or feel a click, indicating secure seating. Power on your device and verify the card is recognized in the menu system, checking available capacity and formatting options. Most professional cameras will prompt you to format the card on first use; select the appropriate file system option for your intended workflow, typically exFAT for cross-platform compatibility or the manufacturer's proprietary format for optimized performance.
For optimal performance, establish a disciplined workflow: never remove the card during active recording or file transfer operations, always power down before ejecting, and maintain a backup copy of critical footage immediately after each session. Monitor card health periodically through your camera's diagnostic menu, and replace cards showing error indicators or performance degradation. When transferring files to external storage, utilize a dedicated CFexpress Type A card reader connected via USB 3.1 or Thunderbolt for maximum transfer speeds, typically achieving 1000+ MB/s depending on your computer's interface capabilities. Store unused cards in protective cases at room temperature away from moisture and electromagnetic sources, and consider maintaining multiple cards in rotation to distribute wear cycles and minimize single-point failure risk in critical production environments.
Frequently Asked Questions
What is the actual sustained write speed for continuous video recording?
The Sony CFexpress Type A achieves sustained write speeds of 1400 MB/s, which translates to approximately 175 MB/s per second of video at 8K resolution with compression. This performance level supports uninterrupted recording of 8K 30fps video on compatible cameras. However, actual performance varies based on your camera's codec, compression settings, and bitrate configuration. For example, 4K 60fps recording typically requires 150-200 MB/s depending on codec, which this card handles with significant headroom. We recommend testing your specific camera and recording settings before critical production use.
Is this card compatible with my camera model?
CFexpress Type A compatibility depends on your specific camera model and manufacturing year. Sony Alpha series cameras from the a7R V onwards support CFexpress Type A, as do professional cinema cameras like the FX30 and FX3. However, older Sony models, Canon EOS R5, Nikon Z9, and other manufacturers' systems may use different card formats like CFexpress Type B or XQD. We strongly recommend consulting your camera's official specifications or contacting our technical support team with your camera model number. We maintain a comprehensive compatibility database and can provide definitive guidance within 24 hours.
How long will this card last before it needs replacement?
Sony CFexpress Type A cards are rated for approximately 500 terabytes of total data written throughout their lifetime, translating to roughly 5-10 years of typical professional use depending on your recording volume. The card incorporates wear-leveling technology that distributes write operations evenly across memory cells, preventing premature failure from localized wear. Most cards will become obsolete due to technology advancement before reaching their write-cycle limits. However, cards subjected to extreme temperatures, physical damage, or power loss during write operations may fail prematurely. We recommend maintaining multiple cards in rotation and replacing any card showing error indicators or performance degradation.
What is the difference between CFexpress Type A and Type B?
CFexpress Type A and Type B differ primarily in physical dimensions and connector configuration. Type A measures 38.5mm x 29.8mm x 3.8mm and uses a single-row connector, while Type B measures 38.5mm x 29.8mm x 4.4mm with a dual-row connector supporting higher pin density. Type B cards typically achieve faster speeds up to 1900 MB/s read and 1500 MB/s write due to enhanced connector architecture. However, Type A offers superior compatibility with compact professional cameras and mirrorless systems where space constraints are critical. Both use identical PCIe 3.0 technology; the choice depends entirely on your specific camera's card slot design.
Can I use this card with external recorders and video interfaces?
Yes, the Sony CFexpress Type A works with any external recorder or video interface featuring a CFexpress Type A card slot, including professional Atomos recorders, Blackmagic devices, and Sony external recorders. Performance characteristics remain identical whether used in-camera or with external devices. However, verify your specific external recorder model supports CFexpress Type A format, as some legacy devices use CFast 2.0 or XQD standards. When using external recorders, ensure your USB 3.1 or Thunderbolt connection supports adequate bandwidth for real-time recording, typically requiring 10 Gbps minimum for 4K workflows and 40 Gbps Thunderbolt 3 for optimal 8K performance.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India. Express shipping options may be available for urgent requirements; contact our sales team via WhatsApp or email for expedited delivery quotes.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage, misuse, or normal wear from professional use. Sony's manufacturer warranty typically covers defects for one year from purchase date; we provide documentation and support for all warranty claims through authorized service centers.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote. We serve production houses, broadcasting companies, and rental facilities across India with volume discounts and flexible payment terms for qualified buyers.
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