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₹3,999.00 Original price was: ₹3,999.00.₹2,199.00Current price is: ₹2,199.00. Inc. tax (₹1,863.56Exc. Tax)
A high-performance 128GB microSDXC UHS-I memory card designed for storing and transferring photos and video, including 4K UHD content. The Lexar High-Performance 633x card supports read speeds up to 100MB/s on compatible devices.
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The Lexar High-Performance 633x 128GB microSDXC UHS-I card is a removable flash memory card designed for expanding storage and recording multimedia content on compatible devices. It is suitable for use in smartphones, tablets, action cameras, and other products that support microSDXC UHS-I media.
With UHS-I technology, the card supports read speeds of up to 100MB/s, allowing faster file transfers and smoother playback when used with supported hardware. The 128GB capacity provides sufficient space for high-resolution photos and extended video recording sessions, including 4K UHD video where device compatibility allows.
The card meets Class 10 and V30 performance standards for the 128GB variant, supporting consistent video capture and everyday application usage. Application Performance Class A1 ensures reliable performance for supported mobile apps and files.
An included SD adapter allows convenient file transfer between microSD-based devices and systems that use standard SD card slots. Each card is tested in Lexar Quality Labs to help ensure compatibility, performance, and reliability across a wide range of devices.
Actual performance may vary depending on the device, file type, and usage conditions. Usable storage capacity may be lower than stated due to formatting and system requirements.
Elevate your digital lifestyle with Lexar, a global titan in high-performance storage. Whether you are slashing load times in a high-stakes game, capturing 8K cinematic brilliance, or securing years of corporate data, Lexar delivers the speed and durability you demand.
At FGTech Store, we bring you the complete Lexar ecosystem—100% authentic, expertly curated, and backed by India’s most reliable tech support.
Blazing Speeds: From the NM790 NVMe series to the SL500 Portable SSDs, Lexar hardware is designed to eliminate bottlenecks in 4K editing and pro-level gaming.
Creator-Centric Reliability: Trusted by photographers worldwide, our CFexpress and Professional SD cards offer the sustained write speeds required for demanding environments.
Total System Synergy: Transform your PC with DDR4/DDR5 RAM (Ares & Thor series) for seamless multitasking and lightning-fast boot times.
Future-Ready Innovation: Experience the next generation of storage with the Armor 700 Rugged SSD, the hardware-encrypted TouchLock series, and Magnetic Portable SSDs.
NVMe SSDs: High-speed NM620 & Professional Series (Up to 2TB).
SATA SSDs: Reliable NS100 & NQ100 (128GB to 2TB) for easy upgrades.
DRAM Modules: Performance-driven DDR4 & DDR5 (Ares/Thor/Ares RGB) available in 8GB to 32GB sticks.
External SSDs: SL500, SL660 BLAZE (Gaming), and the sleek SL300/SL200 series.
NEW Magnetic Series: Innovative ES3, ES4, and ES5 magnetic-attach storage.
USB Flash Drives: JumpDrive Silver Series and the high-capacity Z10.
High-Speed Imaging: CFexpress Type B (Up to 2TB) and Professional 633x microSD.
High-Endurance: Specialized cards for 24/7 Security Cameras and Dashcams.
Workflow Solutions: Professional Dual-Slot and Multi-Card readers for rapid data offloading.
Buying high-end storage requires trust. At FGTech Store, we don't just sell boxes; we provide a premium ownership experience.
âś… Authenticity Guaranteed: Every product is sourced directly, ensuring 100% genuine hardware and valid manufacturer warranties.
âś… 7-Day Peace of Mind: Benefit from our 7-day replacement policy for a completely risk-free purchase.
âś… Expert Tech Guidance: Not sure which SSD fits your motherboard or which card suits your camera? Our experts are just a message away.
✅ Surveillance Specialization: We understand Lexar’s "High-Endurance" line better than anyone, helping you choose the right cards for your NVR/CCTV setups.
Don't let slow storage cap your potential. Experience performance that keeps pace with your ambitions.
👉 Shop the Full Lexar Range: fgtechstore.com/brand/lexar/
Lexar – Performance You Can Trust. Service You Can Rely On.

Brand: Lexar
Product Series: High-Performance 633x
Product Type: microSDXC Memory Card
Capacity: 128GB
Interface: UHS-I (Ultra High Speed)
Maximum Read Speed: Up to 100 MB/s
Maximum Write Speed: Up to 70 MB/s
Speed Class: Class 10 (C10)
UHS Speed Class: UHS-I
Video Speed Class: V30 (suitable for 4K UHD video recording)
Application Performance Class: A1 (optimized for mobile apps)
4K UHD video recording
Full HD (1080p) video recording
High-resolution photo capture
Smartphones and tablets
Action cameras and drones
Card Type: microSDXC UHS-I
SD Adapter: Included (for use in SD card slots)
Operating Temperature:
0°C to 70°C (32°F to 158°F)
Storage Temperature:
-25°C to 85°C (-13°F to 185°F)
Length: 11 mm
Width: 15 mm
Height: 1 mm
Tested in Lexar Quality Labs for compatibility, performance, and durability
Memory Card: Limited lifetime warranty
SD Adapter: 1-year limited warranty
Up to 100 MB/s read speed based on internal testing; actual performance may vary
4K UHD video support applies to 128GB capacity and above
Actual usable storage may be less due to formatting and system files
1GB = 1 billion bytes
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