21R4251 by Western Digital Corporation

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Manufacturer Western Digital Corporation
Manufacturer's Part Number 21R4251
Description Hard Drives/Solid State Drives; Brand Name: HGST; Product Line: Travelstar; Product Model: HTS424040M9AT00; Product Type: Hard Drive; Storage Capacity: 40 GB;
NAME DESCRIPTION
Data Transfer Rate: 370 MB/s, 100 MB/s
Certifications & Standards:
  • S.M.A.R.T
Average Seek Time: 12 ms
Product Series: 4K40
Spindle Speed (rpm): 4200
Depth: 100 mm
Form Factor: 2.5"
Additional Information:
  • Fluid Dynamic Bearing Motor (FDB)
  • Recording Zones: 24
  • Maximum Areal Density: 70 Gbits/sq. inch.

Best-fit Applications:

  • Notebook systems
  • Digital audio
  • Multi-media
  • External storage
  • Portability applications
Product Model: HTS424040M9AT00
Height: 9.5 mm
Storage Capacity: 40 GB
Width: 7 mm
Drive Interface: IDE
Buffer: 2 MB
Weight (Approximate): 95 g
Drive Interface Standard: IDE Ultra ATA/100 (ATA-6)
Product Name: Travelstar 4K40 HTS424040M9AT00 Hard Drive
Maximum Internal Data Transfer Rate: 370 MB/s
Input Voltage: 5 V DC
Maximum External Data Transfer Rate: 100 MB/s
Drive Type: Internal
Limited Warranty: 3 Year
Latency: 7.1 ms
Brand Name: HGST
Average Latency: 7.1 ms
Marketing Information:

The Hitachi Travelstar 4K40 Hard Drive continues to redefine state-of-the-art storage for mobile computing. With industry-leading shock characteristics, efficient power consumption, outstanding acoustics, the Hitachi Travelstar 4K40 raises the standard for ruggedness. Designed to address the most demanding applications this drive offers customers a stable design platform for even the most advanced portable devices.

Product Type: Hard Drive
Bytes Per Sector: 512
Product Line: Travelstar