SanDisk Professional PRO-G40 4TB Portable External SSD

The SanDisk Professional PRO-G40 4TB is a rugged portable SSD delivering up to 3000MB/s read and 2500MB/s write via Thunderbolt 3, or up to 1050MB/s over USB 3.2 Gen 2 - purpose-built for demanding content creators, videographers, and field professionals who need fast, reliable storage anywhere.

Ideal for professional photographers, video editors, and digital cinema workflows, the PRO-G40 handles large RAW files, 4K and 8K footage, and multi-stream editing with ease. Its compact, bus-powered design makes it a go-to solution for on-location shoots, post-production suites, and studio-to-field roundtrips where speed and durability are non-negotiable.

Backed by a 5-Year Limited Warranty and built to MIL-STD and IP68 standards, the PRO-G40 is engineered to survive the toughest environments. SanDisk Professional has earned the trust of production houses worldwide, and this drive is Intel EVO platform verified for compatibility across modern Thunderbolt workflows.

Key Features of the SanDisk Professional PRO-G40 4TB

• Blazing Thunderbolt 3 Speeds: Up to 3000MB/s read and 2500MB/s write via Thunderbolt 3 (40Gbps) for ultra-fast file transfers and real-time editing.
• Dual-Mode Connectivity: Works with both Thunderbolt 3 and USB 3.2 Gen 2 (USB-C) for broad compatibility across Mac and PC workflows.
• IP68 Dust and Water Resistance: Fully sealed against dust and water intrusion, rated for submersion - protects your data on location.
• 4000 lb Crush Resistance: Engineered to survive extreme pressure, making it one of the most rugged portable SSDs available.
• 3-Meter Drop Protection: Withstands drops of up to 3 meters (approximately 9.8 feet) to keep your drive intact in the field.
• Aluminum Cooling Core: Integrated aluminum core actively dissipates heat during sustained transfers to maintain peak performance.
• Bus-Powered Design: Draws power directly from the Thunderbolt or USB-C port - no external power adapter required.
• Intel EVO Verified: Compatible with Intel EVO platform devices for assured Thunderbolt performance.

Technical Specifications

• Capacity: 4TB
• Form Factor: Portable External SSD
• Interface: Thunderbolt 3 (40Gbps) / USB 3.2 Gen 2 (10Gbps), USB-C connector
• Sequential Read (Thunderbolt 3): Up to 3000MB/s
• Sequential Write (Thunderbolt 3): Up to 2500MB/s
• Sequential Read (USB 3.2 Gen 2): Up to 1050MB/s
• Sequential Write (USB 3.2 Gen 2): Up to 1000MB/s
• IP Rating: IP68 (dust and water resistant)
• Drop Protection: Up to 3 meters (9.8 feet)
• Crush Resistance: 4000 lbs
• Dimensions: 4.37 in x 2.28 in x 0.47 in
• Weight: 123.1 grams (4.3 oz)
• Operating Temperature: 5 degrees C to 35 degrees C
• Compatibility: Windows 10+, macOS 10.13+
• Default Format: exFAT
• Warranty: 5 Years

What's Included

• SanDisk Professional PRO-G40 4TB SSD
• Thunderbolt 3 (40Gbps) Cable
• Quick Start Guide