SanDisk Professional PRO-G40 SSD – 4TB

SanDisk Professional PRO-G40 SSD – 4TB

Ultra-Rugged 4TB NVMe Portable SSD With Thunderbolt 3 And USB 3.2 Gen 2 Dual-Mode Connectivity

The SanDisk Professional PRO-G40 SSD 4TB delivers high-performance portable storage for demanding workflows, featuring dual Thunderbolt 3 and USB 3.2 Gen 2 interfaces.

Engineered for speed and durability, it sustains up to 3000MB/s read and 2500MB/s write speeds via Thunderbolt 3, making it ideal for high-resolution content creation and rapid data transfer.

Its robust, IP68-rated design ensures protection against dust, water, drops, and crushing forces, making it a reliable companion for professionals on the move.

  • 4TB NVMe SSD with Thunderbolt 3 and USB 3.2 Gen 2 dual-mode support.
  • Up to 3000MB/s read and 2500MB/s write speeds (Thunderbolt 3).
  • IP68 dust/water resistance, 3m drop, and 4000lb crush protection.
  • Compatible with macOS and Windows (reformat required for Windows).

£ 366.95 | £ 440.34 inc VAT

In stock

Category: Portable Hard Drives & RAIDs, Thunderbolt Hard Drives & RAIDs
SKU: SDPS31H-004T-GBCND
Brand: SanDisk Professional

SanDisk Professional PRO-G40 SSD – 4TB – Product Overview

The SanDisk Professional PRO-G40 SSD 4TB is a high-capacity, ultra-rugged portable NVMe solid-state drive designed for creative professionals and power users who demand both speed and reliability.

With dual-mode Thunderbolt 3 and USB 3.2 Gen 2 connectivity, this drive delivers exceptional performance and versatility across Mac and Windows platforms.

Its robust construction, including IP68 dust and water resistance, 3-meter drop protection, and 4000lb crush resistance, ensures your data remains safe in the harshest environments.

Engineered for sustained high-speed transfers, the PRO-G40 SSD is ideal for use as a scratch disk for high-resolution video editing, rapid backup of large files, and on-location content capture.


Dual-Mode Connectivity for Maximum Flexibility

The PRO-G40 SSD features both Thunderbolt 3 (40Gbps) and USB 3.2 Gen 2 (10Gbps) interfaces, allowing seamless operation with a wide range of devices.

This dual-mode capability ensures optimal performance whether connected to a modern Mac, PC, or compatible workstation.


Professional-Grade Performance

Leveraging NVMe technology, the drive achieves up to 3000MB/s read and 2500MB/s write speeds via Thunderbolt 3, and up to 1050MB/s read and 1000MB/s write via USB 3.2 Gen 2.

These speeds enable rapid transfer of large RAW images, 4K/8K video files, and complex project assets, significantly reducing workflow bottlenecks.


Ultra-Rugged and Reliable

The PRO-G40 SSD is built to withstand the rigors of professional use, featuring an IP68 rating for dust and water resistance, drop protection up to 3 meters, and crush resistance up to 4000 pounds.

An integrated aluminum core helps dissipate heat during sustained transfers, maintaining consistent performance even under heavy workloads.


Optimized for Creative Workflows

With up to 4TB of storage, the drive is ideal for use as a portable scratch disk for video editing, rendering, and high-resolution photography.

Its compact form factor and robust build make it a reliable choice for on-location shoots and travel.


Cross-Platform Compatibility

Pre-formatted in APFS for macOS 10.13 and later, the PRO-G40 SSD can be easily reformatted for Windows 10 and above, ensuring broad compatibility across creative workstations.


Comprehensive Warranty and Support

The drive is backed by a 5-year limited warranty, reflecting SanDisk Professional’s commitment to quality and long-term reliability.

SanDisk Professional PRO-G40 SSD – 4TB – Key Features

  • 4TB NVMe SSD with high-speed Thunderbolt 3 (40Gbps) and USB 3.2 Gen 2 (10Gbps) dual-mode connectivity.
  • Up to 3000MB/s sequential read and 2500MB/s sequential write speeds via Thunderbolt 3.
  • Up to 1050MB/s read and 1000MB/s write speeds via USB 3.2 Gen 2.
  • IP68-rated for dust and water resistance, with 3-meter drop and 4000lb crush protection.
  • Integrated aluminum core for efficient heat dissipation during sustained transfers.
  • Compact, portable design with robust construction for professional use in the field.
  • Pre-formatted APFS for macOS; reformat required for Windows compatibility.
  • Includes Thunderbolt 3 (40Gbps) cable and quick start guide.
  • Backed by a 5-year limited warranty.

SanDisk Professional PRO-G40 SSD – 4TB – Technical Specifications

Capacity4TB
Drive TypeExternal Portable NVMe SSD
InterfaceThunderbolt 3 (40Gbps), USB 3.2 Gen 2 (10Gbps)
ConnectorUSB-C
Sequential Read Speed (Thunderbolt 3)Up to 3000MB/s
Sequential Write Speed (Thunderbolt 3)Up to 2500MB/s
Sequential Read Speed (USB 3.2 Gen 2)Up to 1050MB/s
Sequential Write Speed (USB 3.2 Gen 2)Up to 1000MB/s
Drive FormatAPFS (macOS 10.13+), reformat required for Windows 10+
Operating Temperature5°C to 35°C (41°F to 95°F)
Dimensions (L x W x H)111 x 58 x 12 mm (4.36 x 2.28 x 0.47 in)
Weight123.1 g (0.27 lbs)
RuggedizationIP68 dust/water resistance, 3m drop, 4000lb crush resistance
MaterialAluminum core, durable exterior
System RequirementsmacOS 10.13+, Windows 10+ (reformat required)
Box ContentsPRO-G40 SSD, Thunderbolt 3 (40Gbps) cable, Quick Start Guide
Warranty5-year limited
Manufacturer SKUSDPS31H-004T-GBCND

SanDisk Professional Delivery Information

Generally, next working day delivery services (UK Mainland) are available on standard SanDisk Professional Delivery orders placed before 2 pm (subject to stock availability).

Non-timed deliveries should be delivered between 9 am and 6 pm.

Orders placed after 2 pm on Fridays and weekends will be processed as normal the following Monday.

Orders placed on Bank Holidays will be processed the next working day.

If urgent, please call one of our helpful account managers so they may double check everything for you, enabling you to place your order with confidence.

Please note: these product details are for guide purposes only, and may contain errors.

We always recommend double-checking the product specs and features on the the manufacturer website,  or contact us if unsure before ordering.