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Purple portable hard drive in rubber protective case

Transcend

Transcend StoreJet 25H3 TS1TSJ25H3P 1TB portable hard drive Purple

SKU CH-07TC-2MS0X MPN TS1TSJ25H3P

A 1 TB portable drive with a three-stage shock protection system meeting military drop-test standards and a USB 3.0 interface

  • Total capacity1 TB
  • Interface typeUSB 3.0
  • Form factor2.5 in (6.35 cm)
  • Setup requirementsDesktop or notebook computer with a working USB 2.0 or USB 3
  • Product colorPurple
  • Key featuresMilitary-grade shock resistance* Fully Compliant with the Hi

Model 1TB (Purple)

  • Military-grade shock resistance meets U.S. military drop-test standards
  • USB 3.0 interface delivers up to 5 Gbps transfer rates
  • Three-stage protection system with silicone shell and internal suspension
  • One-touch backup button simplifies data protection
  • Compact 2.5-inch form factor weighs only 7.61 oz

Product Identity

The Transcend StoreJet 25H3P is a 1TB portable hard drive wrapped in a purple silicone shell. It targets mobile users who need a compact 2.5" drive that survives drops and bumps. The three-stage shock protection meets U.S. military drop-test standards for rugged daily transport. It connects through a single USB cable without an external power adapter.

USB 3.0 Interface Limits

The drive uses a USB 3.0 interface rated at 5 Gbps and remains fully backward compatible with USB 2.0 ports. Maximum throughput is only reached when the host port, cable and drive all support USB 3.0 SuperSpeed. On older USB 2.0 ports the transfer rate falls to the 2.0 specification ceiling. The Quick Reconnect button restores the link after a safe removal without unplugging the cable.

Build and Daily Use

A slip-resistant silicone outer case absorbs the first impact while an internal suspension damper isolates the drive mechanism. A reinforced hard casing adds a third layer of protection against heavier shocks. The compact 0.76" x 5.27" x 3.23" footprint and 7.61 oz weight suit travel bags and laptop sleeves. The drive draws power directly from the USB port for cable-free operation on Windows XP through 8.1 and Mac OS systems.

How it compares

Measured against everything we stock in Portable USB Hard Drives, at today’s prices. Recalculated every night.

Price $57.99
Cheaper than about 68% of the 365 comparable items (median $108.99).
Total capacity 1 TB
Lower than about 70% of the 239 comparable items (median 2 TB).
Price per TB $57.99 per TB
Pricier than about 56% of the 239 comparable items (median $51.50 per TB).

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Specifications

Product
Brand nameTranscend
Product lineStoreJet 25H3
Model nameTS1TSJ25H3P
Total capacity1 TB
Product colorPurple
Ports & slots
Interface typeUSB 3.0
Size & build
Form factor2.5 in (6.35 cm)
Product dimensions0.76 in × 5.27 in × 3.23 in
Product weight7.61 oz
Shipping weight0.32 kg
Package size155 × 117 × 43 mm

Other versions of this model

2 more in the same range

Questions about this item

Should I pick the 1 TB purple model or another capacity?

The listing covers the 1 TB purple variant; other capacities or colours are not shown in the supplied data.

What real-world speed will I see from the USB 3.0 connection?

USB 3.0 is rated at 5 Gbps, but actual throughput depends on the host port, cable quality and the drive's internal mechanics; it will not reach the theoretical maximum.

Does the USB 3.0 interface limit performance on older USB 2.0 ports?

The drive is backward compatible with USB 2.0, so it will work but transfer speeds will be capped at the USB 2.0 rate.

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