Sandisk Professional PRO-G40 SSD 4TB Thunderbolt 3 Portable Solid State Drive
Best rugged portable storage for professional creators on the move.
Experience unparalleled speed and durability with the Sandisk Professional PRO-G40 SSD. This portable solid-state drive boasts Thunderbolt 3 compatibility for efficient collaboration across devices, delivering read speeds up to 3000MB/s and write speeds up to 2500MB/s to power through demanding workflows. Its rugged design offers up to 3m drop protection, 4000lb crush resistance, and an IP68 dust- and water-resistant rating, ensuring reliability in diverse environments. With 4TB of storage, it's ideal for professionals and creators on the go.
$858.99
Owner Satisfaction
4.5
/ 5
Category Rank
562
/ 2796
#562 in Hard Drives
Price vs Category Average
+63%
Above average
Capacity
4
/ TB
Who it's for
- Video editors needing rapid 4K and 8K file transfers
- Field photographers working in rugged or unpredictable environments
- Creative professionals requiring cross-platform compatibility and massive storage
Who should skip it
- Editors performing long, sustained data-heavy rendering tasks
- Freelancers working with limited equipment budgets
- Users relying on older hardware without Thunderbolt ports
Performance breakdown
Transfer Velocity
Blistering Thunderbolt 3 speeds handle massive 4K files with ease.
Durability Rating
IP68 protection and crush resistance survive the harshest field conditions.
Workflow Versatility
Dual-mode interface ensures seamless switching between Thunderbolt and USB-C devices.
Portability Factor
Compact, slim profile slides effortlessly into any camera bag or pocket.
Storage Capacity
Four terabytes provide ample headroom for extensive high-resolution project archives.
Long-term Reliability
Five-year warranty reflects confidence in the drive's robust internal architecture.
Key Specs
Capacity
4TB
Interface
Thunderbolt 3
Read Speed
Up to 3,000MBps
Write Speed
Up to 2,500MBps
Box Dimensions
5.00 x 4.21 x 1.30 in. (127.00 x 106.93 x 33.02 mm)
Width
2.28 in. (57.91 mm)
Depth
4.36 in. (110.74 mm)
Height
0.47 in. (12.00 mm)
Features
- Ultra-rugged design with IP68 dust/water resistance
- High-speed data transfer with Thunderbolt 3
- Durable construction with drop and crush resistance
- Wide compatibility with Thunderbolt 3 and USB-C devices
- Ideal for demanding professional workflows
What customers say
Customers consistently praise the Sandisk Professional PRO G40 SSD for its exceptional reliability and robust design. Users frequently highlight its dependable performance, ensuring data integrity and swift transfers for demanding professional workflows. The drive's durable construction, often noted for its solid feel and compact form factor, provides peace of mind for professionals on the go. This combination of unwavering performance and resilient build quality makes it a highly trusted tool for critical data storage.
Know before you buy
Yes, the PRO-G40 is dual-mode compatible. It supports high-speed Thunderbolt 3 connections and is also backward compatible with standard USB-C devices, making it versatile for different hardware setups.
The drive is built for field work with an IP68 rating, meaning it is protected against dust and water immersion. It also features a rugged enclosure designed to withstand drops of up to 3 meters and up to 4,000 pounds of crush force.
The 3000MB/s read speed is achieved when using a Thunderbolt 3 connection. If you connect the drive via a standard USB-C port, your transfer speeds will be limited by the specifications of that specific USB interface.
Yes, the drive is compatible with both operating systems. You may need to reformat the drive depending on your specific file system requirements, such as exFAT for cross-platform use or APFS/NTFS for OS-specific workflows.
No, the PRO-G40 is bus-powered, meaning it draws all the necessary power directly from your computer through the Thunderbolt 3 or USB-C cable.
SanDisk Professional provides a 5-year limited warranty for this SSD, reflecting its intended use in professional, high-demand environments.
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