SanDisk Ultra SDXC 256GB UHS-I C10 100MB/s
SKU: SDSDUNR-256G-GN3INExternal Storage & Memory Cards › Memory Cards (SD)· Model: SDUNR-256G-GN3IN
Please enquire before ordering
The distributor has not yet confirmed the latest price and availability (last checked Aug 24, 2026)
092-251-4017Awaiting stock confirmationLifetime manufacturer's warranty
GenuineFree delivery from ฿5,000Tax invoice
SanDisk Ultra SDXC memory card with 256GB capacity supports Full HD video recording and high-quality photo capture, with a maximum read speed of 100MB/s. Compatible with digital cameras, drones, and other devices supporting SDXC.
Key features
- 256GB capacity stores more photos and videos
- Maximum read speed of 100MB/s enables fast data transfer
- Supports continuous Full HD video recording
- Compatible with digital cameras, drones, and SDXC devices
- Supports UHS-I and C10 standards for continuous recording
Product description
The SanDisk Ultra SDXC memory card with 256GB capacity is designed for users who need continuous storage of high-quality photos and videos. It supports smooth Full HD video recording with a maximum read speed of 100MB/s, enabling instant playback without waiting for data transfer. Ideal for digital cameras, digital film cameras, drones, and other SDXC-compatible imaging devices. With a maximum capacity of 256GB, it's perfect for storing large volumes of work in a single session.
Pros and limitations
Pros
- Maximum read speed of 100MB/s enables fast data transfer
- Supports continuous Full HD video recording
- Durable against shock, water, and high temperatures
- 256GB capacity stores more work
- Supports SDXC and UHS-I standards, compatible with a wide range of devices
Limitations
- Does not support UHS-II or speeds higher than UHS-I
- No clear information on performance with professional or 4K cameras
Who it is for
Ideal for photographers, videographers, or drone users who need high capacity, high speed, and rugged performance in harsh environments
Specifications (23)
- Brand
- SANDISK
- Color
- Black
- Model
- SDSDUNR-256G-GN3IN
- Weight
- 2.0 g
- Capacity
- 256 GB
- Warranty
- Limited lifetime warranty
- Interface
- UHS-I
- Dimensions
- 36.0 x 41.5 x 2.1 mm
- Durability
- Shock, water, and temperature resistant
- Read Speed
- 100 MB/s
- Form Factor
- SDXC
- Write Speed
- C10
- Compatibility
- SDXC
- Certifications
- SD Association Certified
- Product Family
- Ultra SDXC
- Shock Resistance
- Up to 10,000G
- Water Resistance
- Yes
- Video Speed Class
- Class 10
- Magnetic Resistance
- Yes
- Max Sequential Read
- 100 MB/s
- Storage Temperature
- -25°C to 85°C
- Max Sequential Write
- C10
- Operating Temperature
- 0°C to 70°C
Datasheets and manuals straight from the manufacturer — select a document to open or download it.
13 questions
Frequently asked questions about this product
Compiled from manufacturer information
Can this SanDisk Ultra SDXC 256GB card be used with general digital cameras?
Yes, it is compatible with digital cameras, digital film cameras, and devices supporting the SDXC standard, especially mid-to-high-end cameras requiring a maximum read speed of 100MB/s.
Can this card record 4K video?
This card supports continuous Full HD video, but there is no confirmed information about direct 4K video recording support. Please verify compatibility with your camera.
How resistant is it to shock and water?
It can withstand up to 10,000G of shock, and is waterproof, magnet-proof, and operates reliably from -25°C to 85°C, making it ideal for outdoor use.
Is it compatible with drones?
Yes, many drone models support high-speed SDXC cards, and this card’s 256GB capacity and high durability make it ideal for extended drone video recording.
How fast is data transfer from the card to a computer?
The maximum read speed of 100MB/s enables fast transfer of large image and video files, especially when used with USB 3.0 ports or UHS-I-compatible card readers.
Does it come with warranty?
It comes with a Limited lifetime warranty, meaning if the card fails due to no fault of the user, it will be replaced.
Does it support higher-speed cards or standards?
Supports UHS-I and SDXC standard cards, but does not support UHS-II or speeds higher than UHS-I. Compatibility should be verified with your device.
Is it compatible with digital film cameras?
Yes, many digital film camera models support SDXC cards, and this card’s high capacity, high speed, and durability make it ideal for professional photography requiring precision and performance.
Is it in stock?
We are confirming the latest stock and price of the SanDisk Ultra SDXC 256GB UHS-I C10 100MB/s with the distributor. Please contact us before ordering at 092-251-4017 or sales@gist.co.th.
How much does it cost?
The distributor has not yet confirmed the latest price and availability. Please contact us before ordering at 092-251-4017 or sales@gist.co.th.
How long is the warranty?
Warranty period: Limited Lifetime warranty subject to manufacturer's terms (manufacturer's terms). To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.
How long does delivery take?
Orders placed before 12:00 on a business day are delivered within 1–3 business days (Bangkok and vicinity) or 2–5 business days (other provinces). Free delivery on orders of ฿5,000 or more (a ฿150 delivery fee applies below this amount).
Is it genuine?
Genuine products sourced from distributors in Thailand, covered by the manufacturer's warranty. Full tax invoices are available.
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Genuine products
Sourced from distributors in Thailand and covered by the manufacturer's warranty
Warranty period
Limited Lifetime warranty subject to manufacturer's terms
Covered by the manufacturer's warranty; you can make claims through GIST
Claims through GIST
Ship the product to our head office or bring it in person
Warranty conditions
- A receipt or other proof of purchase is required
- The product must not have been modified or altered
- Damage caused by misuse is not covered by the warranty
- To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.Head office: 554 Sky Nine Center, Floor 12A, Room 554/62, Asok-Din Daeng Road, Din Daeng Subdistrict, Din Daeng District, Bangkok 10400
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