Nothing to Fear!

AC633 Military-Grade Shockproof Portable Hard Drive

Internal Suspension Structure for External Forces

The unique internal suspension structure can reduce vibrations while minimizing the impacts caused by accidental movements.

Military-Grade Shockproof Protection

AC633 has passed MIL-STD-810G 516.6 Procedure IV (Transit Drop Test), meaning no data is corrupted when it is dropped from a height of 1.22 meters.

*Accidental drops in the normal environment will not cause damage to data, per U.S. MIL-STD-810G 516.6 procedure IV (transit drop test). Gentle handling is strongly recommended to ensure normal use.

IP55 Certified for Dustproof and Waterproof Functions

With thorough rubber coverage at the exterior, AC633 can withstand spraying water and dust. No matter encountered rain or dust, it can easily handle these situations.

*This product meets IP55 dustproof and waterproof requirements and offers protection in the normal environment. When not in use, please keep the USB cover tightly sealed. Gentle handling is recommended.

Passed 10K Times Plug/Unplug Test

AC633 adopts durable USB Type-A female connector which has passed the 10,000 times plug/unplug test, providing safety guarantee for users.

USB 3.2 Gen 1 High Speed Interface

AC633 has a transmission speed up to 5Gbps to back up a great deal of audio and video files and reduce the transfer time.

Up to 5TB Capacity

The large capacity models of AC633 offer up to 5TB storage, for your massive storage demand, such as carrying large files, watching HD movies, or browsing photo collections on the go.

Quick backup / Easy synchronization

Apacer’s portable hard drive with Apacer Data Manager software provides safe and convenient storage. Increasing your work efficiency effectively, use one-way/two-way synchronization and backup of important personal files to make digital storage life easier!


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HDD Interface
Power Supply
Systems Supported
Transfer Rate
AC633 Military-Grade Shockproof Portable Hard Drive
Red X Black, Blue X Black, Yellow X Black
Red/ Yellow/ Blue: 1TB / 2TB
Blue: 4TB / 5TB
SuperSpeed USB 3.2 Gen 1,
backward compatible with USB 2.0 specification
USB bus powered;
No external power required
Windows 10/8.1/8,
Mac OS 10.4.X or above,
Linux Kernel 2.6.X or above
-SuperSpeed up to 5Gbps for USB 3.2 Gen 1
-Hi-Speed up to 480Mbps for USB 2.0
1TB / 2TB : (L)139.5 x (W)88.36 x (H)21.6 mm
4TB / 5TB : (L)140 x (W)89.37 x (H)27.4 mm
1TB / 2TB : 269g
4TB / 5TB : 374g
USB Cable
3 Years