ProGrade Digital UHS-II SDXC Iridium Memory Card

ProGrade Digital UHS-II SDXC Iridium Memory Card – V90 Performance, 300MB/s Read Speeds & Reliable 8K Video Recording

The moment matters. Whether you're capturing a once-in-a-lifetime image, recording a high-bitrate cinematic masterpiece, or shooting rapid-fire bursts during a critical event, the ProGrade Digital UHS-II SDXC Iridium Memory Card is engineered to ensure your creativity is never limited by storage performance. Designed specifically for professional photographers, videographers, filmmakers, and content creators who demand exceptional speed, reliability, and consistency, this premium UHS-II SDXC memory card delivers the performance needed for today's most demanding cameras and workflows. Featuring industry-leading read speeds of up to 300MB/s and write speeds of up to 275MB/s (depending on capacity), combined with a guaranteed V90 Video Speed Class rating that sustains a minimum write speed of 90MB/s, the ProGrade Digital Iridium card is optimized for uninterrupted recording of 4K, 5K, 6K, and even 8K video, as well as RAW video capture and continuous high-speed burst photography. Available in 128GB, 256GB, 512GB, and 1TB capacities, this professional-grade memory card provides the storage flexibility required for everything from wedding photography and commercial shoots to documentary filmmaking and studio production. The advanced UHS-II interface maximizes data transfer efficiency while remaining backward compatible with UHS-I devices, allowing users to enjoy broad compatibility across a wide range of DSLR cameras, mirrorless cameras, camcorders, and cinema cameras from leading brands including Canon, Sony, Nikon, Fujifilm, Panasonic, Leica, OM System, and more. Every detail of the ProGrade Digital Iridium card is built with professional performance in mind, from its rugged construction and shock-resistant design to its X-ray resistance and extreme temperature tolerance, ensuring dependable operation in challenging environments ranging from freezing outdoor landscapes to scorching desert locations. In addition, integrated error correction technology helps maintain data integrity while reducing the risk of file corruption, giving creators greater confidence when working with valuable images and footage that cannot be recreated.

Beyond its impressive speed specifications, the ProGrade Digital UHS-II SDXC Iridium Memory Card stands apart through its focus on long-term reliability, workflow efficiency, and professional-grade quality control. Each card undergoes extensive testing before leaving the factory and includes a unique laser-etched serial number that provides full manufacturing traceability and helps protect against counterfeit products. For professionals managing large volumes of content, the card's ultra-fast 300MB/s read speed significantly reduces file transfer times, enabling faster backups, quicker editing workflows, and more efficient post-production processes. The card also supports ProGrade Digital Refresh Pro™ software, an advanced maintenance platform that allows users to monitor card health, refresh NAND memory performance, update firmware, and maximize the operational lifespan of their storage media. Additionally, support for ProGrade's recovery tools offers an extra layer of protection by assisting with the recovery of accidentally deleted files or data loss scenarios. Measuring approximately 32 x 24 x 2.1mm and weighing around 20 grams, the card maintains the standard SDXC form factor while delivering enterprise-level storage performance in a compact and lightweight design. With an operating temperature range of -12°C to 72°C (10.4°F to 161.6°F) and a storage temperature range of -20°C to 85°C (-4°F to 185°F), the Iridium series is built to perform reliably in virtually any professional shooting environment. Compliance with UHS-II, U3, V90, Class 10, and SDXC standards ensures broad compatibility and consistent performance across modern imaging equipment, making it a trusted choice for professionals who cannot afford interruptions, dropped frames, or storage bottlenecks.

The ProGrade Digital UHS-II SDXC Iridium Memory Card is more than just a storage device—it is a professional workflow solution designed to help creators capture more, transfer faster, and work with greater confidence. Whether you're shooting ultra-high-resolution RAW stills, recording high-frame-rate video, producing commercial content, covering live events, documenting travel adventures, or creating cinematic productions, this premium V90 memory card delivers the speed, durability, and dependability needed to keep pace with your creative vision. Its combination of blazing-fast transfer rates, sustained video recording performance, robust durability features, advanced maintenance tools, and industry-leading reliability makes it one of the best investments for serious photographers and videographers seeking professional-grade media they can trust. If you're looking to buy a high-performance UHS-II SDXC memory card that can handle demanding professional workflows while protecting your most valuable content, the ProGrade Digital Iridium series is the smart choice. Order your ProGrade Digital UHS-II SDXC Iridium Memory Card today and experience faster workflows, dependable recording, and professional-grade performance every time you press the shutter or hit record.

Product Benefits:

• Capture Every Critical Moment with Confidence – Never miss a decisive shot thanks to ultra-fast write speeds that keep up with high-speed burst photography.
• Record Smooth, Uninterrupted 4K, 6K, and 8K Video – V90-certified sustained performance helps prevent dropped frames and recording interruptions during demanding video projects.
• Accelerate Your Workflow – Transfer large photo and video files faster with read speeds up to 300MB/s, reducing downtime and speeding up post-production.
• Handle Professional Workloads with Ease – Designed for RAW photography, high-bitrate video, and continuous shooting, making it ideal for demanding creative projects.
• Store More, Shoot Longer – Available in capacities up to 1TB, allowing you to capture more content without constantly swapping memory cards.
• Protect Irreplaceable Content – Built-in error correction technology helps maintain data integrity and reduces the risk of corrupted files.
• Perform Reliably in Harsh Conditions – Shock-resistant and X-ray-resistant construction provides peace of mind when working in challenging environments.
• Stay Productive During Travel Assignments – Engineered to withstand extreme temperatures, making it dependable for outdoor adventures and location shoots.
• Maximize Camera Performance – Optimized for the latest professional DSLR, mirrorless, and cinema cameras to unlock their full recording capabilities.
• Reduce Project Delays – Fast file offloading means less time waiting for transfers and more time editing, delivering, and creating.
• Invest in Long-Term Reliability – Every card is individually tested and backed by ProGrade Digital's quality control standards for dependable performance.
• Monitor Card Health Proactively – Compatibility with Refresh Pro™ software helps track card condition, optimize performance, and extend usable lifespan.
• Shoot High-Resolution RAW Images Without Bottlenecks – Supports demanding workflows where speed and responsiveness are essential.
• Gain Confidence During Paid Client Work – Reliable performance minimizes the risk of losing important photos or footage during weddings, events, commercial shoots, and productions.
• Future-Proof Your Storage Investment – Supports current and emerging high-resolution video formats, helping you stay ready for future camera upgrades.
• Enjoy Broad Device Compatibility – Works with UHS-II and UHS-I devices, making it a versatile solution across multiple cameras and recording systems.
• Spend Less Time Managing Storage – High-capacity options let you focus on shooting instead of changing memory cards.
• Keep Your Creative Momentum Going – Consistent sustained performance helps maintain smooth shooting sessions from start to finish.
• Trust Media Built for Professionals – Designed specifically for photographers and filmmakers who depend on speed, reliability, and data security every day.
• Create Without Limits – Whether capturing wildlife, sports, weddings, documentaries, or cinematic productions, this card delivers the performance needed to bring your vision to life.

Features:

Professional V90 Performance for High-Bitrate Video Recording

The ProGrade Digital UHS-II SDXC Iridium Memory Card is engineered for creators who cannot afford recording interruptions during critical shoots. Featuring a V90 Video Speed Class rating, this card guarantees a minimum sustained write speed of 90MB/s, making it an ideal choice for professional videographers capturing high-resolution content. Whether you're recording 4K, 6K, or 8K video, shooting RAW footage, or working with high-bitrate codecs, the card delivers the consistent performance needed to maintain smooth recording without dropped frames or buffering issues. This level of reliability is especially valuable for filmmakers, content creators, production teams, and professionals who depend on flawless footage for commercial projects, documentaries, weddings, and cinematic productions.

Ultra-Fast Read Speeds for Faster File Transfers

Time is money in professional workflows, and the ProGrade Digital Iridium card is designed to save both. With read speeds of up to 300MB/s, transferring large photo libraries, high-resolution RAW files, and massive video projects becomes significantly faster and more efficient. Instead of waiting for files to copy after a long day of shooting, creators can move content to their editing workstation quickly and begin post-production sooner. Faster offloading means reduced downtime, increased productivity, and a smoother workflow from capture to delivery.

High-Speed Write Performance for Continuous Shooting

Professional photographers often work in situations where every fraction of a second matters. The ProGrade Digital Iridium Memory Card offers write speeds up to 275MB/s, allowing cameras to clear their buffers faster and continue capturing images without delays. Whether you're photographing wildlife, sports, action sequences, live events, or fast-moving subjects, this card helps ensure your camera keeps shooting when the perfect moment unfolds. Faster write speeds translate directly into more captured images and fewer missed opportunities.

Optimized for Professional RAW Photography

Modern cameras generate incredibly large RAW image files that require storage solutions capable of handling substantial amounts of data quickly and consistently. The ProGrade Digital Iridium card is specifically optimized for professional RAW photography workflows, enabling photographers to shoot extended bursts of high-resolution images without performance bottlenecks. From wedding photographers documenting once-in-a-lifetime moments to commercial photographers producing large-scale campaigns, this card provides the speed and reliability needed to keep pace with today's advanced camera systems.

Built for Demanding 8K and Cinema Camera Workflows

As camera technology advances, storage media must evolve to keep up. The ProGrade Digital UHS-II SDXC Iridium Memory Card is designed to support the demanding requirements of modern cinema production and ultra-high-resolution video capture. Its V90 certification and high sustained write performance make it suitable for recording 8K video, RAW cinema footage, and other data-intensive formats used by professional filmmakers. This future-ready capability allows creators to confidently invest in a memory card that can support both current and next-generation production needs.

Available in High-Capacity Options Up to 1TB

Running out of storage during an important shoot can be frustrating and disruptive. To help eliminate this concern, the ProGrade Digital Iridium series is available in capacities ranging from 128GB to 1TB. The larger capacity options provide ample space for extended shooting sessions, lengthy video recordings, and large photo projects. This means fewer card swaps, less workflow interruption, and greater convenience when working on demanding assignments where every second counts.

Advanced UHS-II Technology for Maximum Camera Performance

Utilizing the high-speed UHS-II interface, the Iridium series takes full advantage of modern camera capabilities. The additional row of pins found in UHS-II cards allows for significantly faster communication between the card and camera, resulting in quicker data transfers and improved overall responsiveness. For photographers and videographers using high-end DSLR, mirrorless, and cinema cameras, this advanced technology helps unlock the full performance potential of their equipment.

Broad Compatibility Across Professional Camera Systems

The ProGrade Digital Iridium card is designed to work seamlessly with a wide range of devices. It is fully compatible with UHS-II cameras while remaining backward compatible with UHS-I devices, ensuring versatility across multiple systems. Whether you shoot with Canon, Sony, Nikon, Fujifilm, Panasonic, Leica, OM System, or other SDXC-compatible cameras, this card integrates easily into your existing workflow. This broad compatibility makes it an excellent investment for creators who own multiple cameras or plan to upgrade their equipment in the future.

Rugged Construction for Real-World Professional Use

Creative professionals often work in unpredictable environments where equipment must withstand physical challenges. The ProGrade Digital Iridium Memory Card is built with durability in mind, featuring resistance to shock and other environmental stresses encountered during travel, outdoor shoots, and demanding production conditions. Its rugged construction provides additional confidence when working in situations where reliability is absolutely essential.

Extreme Temperature Resistance for Challenging Environments

Whether shooting in freezing mountain conditions or under intense desert heat, the ProGrade Digital Iridium card is designed to operate reliably in extreme temperatures. With an operating temperature range of -12°C to 72°C (10.4°F to 161.6°F), creators can continue working confidently in environments that would challenge standard storage media. This durability makes it an ideal choice for travel photographers, outdoor adventurers, wildlife professionals, and filmmakers working in remote locations.

X-Ray Resistant Protection for Frequent Travelers

For professionals who regularly travel with their equipment, airport security screenings can be a concern. The ProGrade Digital Iridium card is designed to be X-ray resistant, helping protect valuable content during transit. This feature provides additional peace of mind for photographers and videographers who frequently fly between assignments and need dependable storage media that can withstand the rigors of travel.

Integrated Error Correction for Enhanced Data Integrity

Data loss can be devastating, especially when working with irreplaceable client content or once-in-a-lifetime moments. To help safeguard valuable files, the ProGrade Digital Iridium card incorporates advanced error correction technology. This system helps detect and correct data errors during operation, improving overall reliability and reducing the likelihood of file corruption. The result is greater confidence that your images and videos remain protected throughout the capture and transfer process.

Refresh Pro™ Software Support for Long-Term Performance

One of the most unique advantages of the ProGrade Digital ecosystem is support for Refresh Pro™, a specialized software platform designed to maintain and optimize memory card performance. Users can monitor card health, refresh NAND memory cells, update firmware, and receive valuable performance insights. This proactive maintenance capability helps extend the usable lifespan of the card while ensuring optimal performance over time.

Advanced Recovery Support for Additional Peace of Mind

Accidental deletion and unexpected data loss can happen to even the most experienced professionals. The ProGrade Digital Iridium series supports recovery solutions that help users retrieve lost files and restore valuable content whenever possible. This added layer of protection provides reassurance when working on critical projects where data security is essential.

Individually Tested for Professional Reliability

Unlike generic storage solutions, every ProGrade Digital Iridium Memory Card undergoes comprehensive testing before leaving the factory. Individual testing helps ensure that each card meets strict performance and reliability standards, reducing the risk of defects and ensuring consistent operation in professional environments. This commitment to quality control is one reason why ProGrade has become a trusted name among photographers and filmmakers worldwide.

Laser-Etched Serial Number for Traceability and Authenticity

Every ProGrade Digital Iridium card features a unique laser-etched serial number that provides manufacturing traceability and product authentication. This security measure helps combat counterfeit products while giving users confidence that they are purchasing genuine ProGrade Digital media. For professionals who rely on dependable storage, authenticity is a critical part of long-term reliability.

A Professional Storage Solution Designed for Serious Creators

The ProGrade Digital UHS-II SDXC Iridium Memory Card combines V90-certified video performance, blazing-fast 300MB/s read speeds, up to 275MB/s write speeds, capacities up to 1TB, rugged durability, advanced error correction, Refresh Pro support, and professional-grade quality assurance into a single storage solution. Whether you're a photographer capturing high-resolution RAW images or a filmmaker producing demanding 8K content, this card is designed to deliver the speed, reliability, and confidence required for professional creative work.

• Professional Photography – Ideal for capturing high-resolution RAW and JPEG images during weddings, portraits, commercial shoots, and studio photography sessions.
• Sports and Wildlife Photography – Supports high-speed continuous burst shooting, making it perfect for tracking fast-moving subjects and action-packed scenes.
• 4K, 6K, and 8K Video Production – Provides the sustained write performance required for recording ultra-high-definition video without dropped frames or interruptions.
• Cinema and Documentary Filmmaking – Suitable for professional filmmakers recording high-bitrate and RAW video footage in demanding production environments.
• Content Creation and Vlogging – Enables creators to record high-quality video content efficiently while maintaining reliable storage performance.
• Travel and Adventure Photography – Built to withstand challenging conditions, making it a dependable storage solution for outdoor and on-location shooting.
• Event Coverage – Ideal for photographers and videographers covering live events, concerts, corporate functions, and special occasions where reliability is critical.
• Drone and Aerial Imaging – Supports high-resolution photo and video capture workflows commonly used in professional aerial photography and videography applications.
• Post-Production Workflows – Accelerates file transfers and media offloading, helping editors and creators move large projects into post-production faster.
• Professional Mirrorless and DSLR Cameras – Optimized for use with modern high-performance cameras that require fast and reliable UHS-II SDXC storage media.

Pros

• Fast Read Speeds – Up to 300MB/s for quicker file transfers and faster workflow efficiency.
• High Write Performance – Up to 275MB/s write speeds for demanding photo and video workflows.
• V90-Certified Recording – Guaranteed minimum sustained write speed of 90MB/s for professional video capture.
• 8K Video Support – Supports professional 4K, 6K, and 8K video recording applications.
• Optimized for RAW Photography – Excellent performance for RAW image capture and high-speed burst shooting.
• Large Storage Options – Available in capacities up to 1TB for extended shooting sessions.
• UHS-II Technology – Maximizes camera performance and data transfer efficiency.
• Backward Compatibility – Works with UHS-I devices for broader compatibility.
• Rugged Construction – Shock-resistant and X-ray-resistant design for professional use.
• Extreme Temperature Operation – Designed to perform reliably in challenging environmental conditions.
• Advanced Error Correction – Helps protect data integrity and reduce the risk of file corruption.
• Refresh Pro™ Support – Enables card health monitoring, maintenance, and firmware updates.
• Recovery Software Support – Provides an additional layer of data protection.
• Individually Tested – Each card undergoes quality testing for professional reliability.
• Authenticity Verification – Features a laser-etched serial number for traceability and anti-counterfeit protection.
• Wide Camera Compatibility – Compatible with a broad range of DSLR, mirrorless, and cinema cameras.

Cons

• Premium Price Point – Costs more than standard SDXC memory cards.
• Requires UHS-II Hardware for Maximum Speed – Full performance requires a compatible UHS-II camera and card reader.
• Lower Write Speed on 128GB Model – The 128GB version offers lower maximum write speeds than larger capacities.
• No Published Endurance Rating – ProGrade Digital does not disclose a TBW (Terabytes Written) specification.
• No Waterproof Certification – No official IP rating or waterproof specification has been published.
• Overkill for Basic Users – Performance advantages may be underutilized in entry-level cameras.
• Refresh Pro™ Requirements – Software functionality requires compatible hardware and software setup.
• Higher Cost for Larger Capacities – 512GB and 1TB versions may be expensive for casual users.
• Not Essential for Full HD Workflows – Users shooting only basic photos or Full HD video may not need V90 performance.
• Recovery Limitations – Recovery software cannot guarantee successful restoration of all lost or corrupted files.

• Product Name – ProGrade Digital UHS-II SDXC Iridium Memory Card
• Series – Iridium
• Card Type – SDXC Memory Card
• Form Factor – Full-Size SDXC
• Interface – UHS-II
• Bus Type – UHS-II SD Bus Interface
• SD Speed Class – Class 10
• UHS Speed Class – U3
• Video Speed Class – V90
• Available Capacities – 128GB, 256GB, 512GB, 1TB
• Maximum Read Speed – Up to 300MB/s
• Maximum Write Speed (128GB) – Up to 200MB/s
• Maximum Write Speed (256GB) – Up to 275MB/s
• Maximum Write Speed (512GB) – Up to 275MB/s
• Maximum Write Speed (1TB) – Up to 275MB/s
• Minimum Sustained Write Speed – 90MB/s
• Guaranteed Video Recording Speed – V90 Certified (90MB/s Minimum Sustained Write Speed)
• Supported Recording Formats – Full HD, 4K, UHD 4K, 5K, 6K, 8K, RAW Video, High-Bitrate MPEG-4 Video
• Photography Support – RAW Photography, JPEG Photography, Continuous Burst Shooting, High-Speed Sequential Shooting, RAW + JPEG Recording
• Professional Applications – DSLR Photography, Mirrorless Photography, Cinema Production, Commercial Video Production, Content Creation
• Backward Compatibility – Compatible with UHS-I Devices
• Compatibility Standards – UHS-II, UHS-I, U3, U1, Class 10, SDXC
• Additional Pin Row – Yes (UHS-II Architecture)
• Dimensions – 32 × 24 × 2.1 mm
• Weight – Approximately 20 g
• Color – Iridium Gray
• Operating Temperature – -12°C to 72°C (10.4°F to 161.6°F)
• Storage Temperature – -20°C to 85°C (-4°F to 185°F)
• Shock Resistant – Yes
• Shock Proof – Yes
• X-Ray Resistant – Yes
• Error Correction Technology – Yes
• Data Integrity Protection – Yes
• Laser-Etched Serial Number – Yes
• Serialized Manufacturing Traceability – Yes
• Anti-Counterfeit Protection – Yes
• Refresh Pro™ Support – Yes
• Card Health Monitoring – Yes
• Performance Refresh Capability – Yes
• NAND Memory Refresh Support – Yes
• Firmware Update Support – Yes
• Card Health Reporting – Yes
• Advanced Recovery Software Support – Yes
• Deleted File Recovery Support – Yes
• Corruption Recovery Assistance – Yes
• SD Association Compliance – Yes
• SDXC Standard Compliance – Yes
• UHS-II Standard Compliance – Yes
• Class 10 Compliance – Yes
• U3 Compliance – Yes
• V90 Compliance – Yes
• Compatible Device Types – DSLR Cameras, Mirrorless Cameras, Camcorders, Cinema Cameras, SDXC-Compatible Devices
• Compatible Camera Brands – Canon, Sony, Nikon, Fujifilm, Panasonic, Leica, OM System, Olympus, Samsung, and other SDXC-compatible cameras
• Manufacturer Part Number (128GB) – PGSD128GBIKNA
• Manufacturer Part Number (256GB) – PGSD256GBIKNA
• Manufacturer Part Number (512GB) – PGSD512GBIKNA
• Manufacturer Part Number (1TB) – PGSD1TBIKNA
• Warranty – 3-Year Limited Warranty

• ProGrade Digital UHS-II SDXC Iridium Memory Card
• Limited 3-Year Warranty

What is the ProGrade Digital UHS-II SDXC Iridium Memory Card used for?

The ProGrade Digital UHS-II SDXC Iridium Memory Card is designed for professional photography, high-speed burst shooting, RAW image capture, and high-bitrate video recording, including 4K, 6K, and 8K workflows.

Is the ProGrade Digital Iridium Memory Card suitable for 8K video recording?

Yes. Its V90 Video Speed Class rating provides a minimum sustained write speed of 90MB/s, making it suitable for demanding 4K, 6K, and 8K video recording when used with compatible cameras.

What read and write speeds does this memory card offer?

The card delivers read speeds of up to 300MB/s. Write speeds vary by capacity, with up to 200MB/s on the 128GB version and up to 275MB/s on the 256GB, 512GB, and 1TB versions.

What capacities are available?

The ProGrade Digital UHS-II SDXC Iridium Memory Card is available in 128GB, 256GB, 512GB, and 1TB capacities, giving photographers and videographers options for short sessions, long shoots, and large production files.

Is this memory card compatible with UHS-I devices?

Yes. Although it is built with a UHS-II interface for maximum speed, it is backward compatible with UHS-I devices. Performance will depend on the maximum speed supported by the host camera or card reader.

Does this card help prevent dropped frames?

Yes. The V90 rating guarantees sustained write performance for stable high-bitrate video recording, helping reduce the risk of dropped frames during compatible video capture workflows.

Can I use this card for RAW photography and burst shooting?

Yes. Its fast write performance helps cameras clear buffers more efficiently, making it ideal for RAW photography, RAW + JPEG shooting, wildlife, sports, events, and other fast-paced photography applications.

Is the ProGrade Digital Iridium SDXC card durable?

Yes. It is built for professional use with shock-resistant and X-ray-resistant construction, plus an operating temperature range of -12°C to 72°C for dependable use in challenging environments.

Does this card support ProGrade Refresh Pro™ software?

Yes. The card supports ProGrade Refresh Pro™ software, allowing users to monitor card health, refresh performance, update firmware, and maintain long-term reliability.

Why should I buy the ProGrade Digital UHS-II SDXC Iridium Memory Card?

You should buy it if you need a fast, reliable, professional SDXC memory card for high-resolution photography, 4K to 8K video recording, fast file transfers, rugged field use, and dependable performance during paid or critical creative work.