Product Features
  • For use with G-Technology Arrays Only
  • 4TB Capacity
  • Hot-Swappable Enterprise-class Spare
  • Drive Speed: 7200 rpm
Our Price $669.00

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The 4TB Spare 4000 Enterprise Hard Drive from G-Technology is a hot-swappable Spare series drive for use with the G-Technology G-SPEED Studio, G-SPEED Studio XL, G-RAID Studio, and G-RAID arrays. As a Spare series drive, its frame is fitted with a mounting system that only allows it to be used with the mentioned G-Tech products.

This drive allows you to store and access up to 4TB of your data when installed in a G-Technology array. In terms of speed, this drive operates at 7200 rpm and the 64MB cache helps ensure uninterrupted data transfers.

Key Features

Rotational Vibration Safeguard
Helps maintain drive performance in high rotational vibration environments and multi-drive systems

Thermal Fly-Height Control with internal thermal sensor
Helps lower the soft error rate for improved reliability and performance

Improved Watts per Gigabyte
24% lower W/GB than its predecessor for maximum efficiency

Optional Bulk Data Encryption and TCG Enterprise_A
Encrypt private data, providing improved security and easier redeployment

SATA Interface
The hard drive connects via the SATA 6 Gb/s interface (Rev. 3.0)

InterfaceSATA III 6 Gb/s
Capacity (GB) at 512 bytes/sector4 TB
Form Factor3.5"
Sector Size (bytes)512e, 512n
Max areal density (Gbits/sq. in.)446 (512e), 475 (512n)
Data Buffer64 MB
Rotational Speed7200 rpm
Interface Transfer Rate (max)600 MB/s
Sustained Transfer Rate (typical)171 MB/s (512e), 181 MB/s (512n)
Seek time (read, typical)8.0 ms
Error rate (non-recoverable, bits read)1 in 1015
Load/Unload Cycles600,000 at 104°F / 40°C
Availability (hrs/day x days/wk)24x7
MTBF2,000,000 hours
Idle (Baels, typical)2.9
Requirements+5 VDC (±5%)
+12 VDC (+10%/-8%)
Startup Current (A, max)1.2 (+5 V), 2.0 (+12 V)
Read/Write11.4 W
Idle Average6.9 W
Unload Idle5.7 W
Environment (operating)
Ambient Temperature41 to 140°F / 5 to 60°C
Shock (half-Sinae wave 2 ms, G)70
Vibration (G RMS, 5 to 500 Hz)0.67 (XYZ)
Non-Operating Environment
Ambient Temperature-40 to 158°F / -40 to 70°C
Shock (half-Sinae wave, 1ms, G)300
Vibration (G RMS, 5 to 500 Hz)1.04 (XYZ)
Physical size
z-height1.0" / 26.1 mm
Dimensions (width x depth)101.60 (±0.25) x 147.00 mm
Weight (typical)690.0 g
G-Technology 4TB Spare 4000 Enterprise Hard Drive
RM Product #:
4 TB