

Western Digital Caviar SE WD4000AAJS 400GB 3.5 SATA II Desktop Hard Drive
Key item features
Specs
- HD capacity400 GB, 300 GB
- BrandWestern Digital
- Internal/externalInternal
- Interface typeSATA
- Hard drive form factor3.5
- Read speed300 MB/seconds
How do you want your item?
About this item
Product details
Hard Disk Model
WDC WD4000AAJS
Disk Family
Caviar SE
Form Factor
3.5"
Capacity
400 GB (400 x 1 000 000 000 bytes)
Number Of Disks
2
Number Of Heads
4
Rotational Speed
7200 RPM
Rotation Time
8.33 ms
Average Rotational Latency
4.17 ms
Disk Interface
Serial-ATA/300
Buffer-Host Max. Rate
300 MB/seconds
Buffer Size
8192 KB
Drive Ready Time (typical)
12 seconds
Average Seek Time
8.9 ms
Track To Track Seek Time
2.0 ms
Full Stroke Seek Time
21.0 ms
Width
101.6 mm (4.00 inch)
Depth
147 mm (5.79 inch)
Height
25.4 mm (1.00 inch)
Weight
600 grams (1.32 pounds)
Acoustic (Idle)
2.6 Bel
Acoustic (Min performance and volume)
2.8 Bel
Acoustic (Max performance and volume)
2.8 Bel
Required Power For Spinup
1055 mA
Power Required (Seek)
7.8 W
Power Required (Idle)
7.2 W
Power Required (Standby)
0.97 W
Manufacturer
Western Digital Corporation
Specifications
HD capacity
Brand
Internal/external
Interface type
Similar items you might like
Based on what customers bought
WD1600AAJS-22L7A0, DCM HGRNHTJAGN, Western Digital 160GB SATA 3.5 Hard Drive $20.99
$2099current price $20.99WD1600AAJS-22L7A0, DCM HGRNHTJAGN, Western Digital 160GB SATA 3.5 Hard Drive
WD2500AAKS-00L6A0, DCM HGNNT2CH, Western Digital 250GB SATA 3.5 Hard Drive $20.99
$2099current price $20.99WD2500AAKS-00L6A0, DCM HGNNT2CH, Western Digital 250GB SATA 3.5 Hard Drive
11 out of 5 Stars. 1 reviewsWD1600AVBS-63SVA0, DCM HHNNNTJAAN, Western Digital 160GB SATA 3.5 Hard Drive $19.03
$1903current price $19.03WD1600AVBS-63SVA0, DCM HHNNNTJAAN, Western Digital 160GB SATA 3.5 Hard Drive
WD1600AAJS-08WAA0, DCM HARNHTJAGN, Western Digital 160GB SATA 3.5 Hard Drive $25.99
$2599current price $25.99WD1600AAJS-08WAA0, DCM HARNHTJAGN, Western Digital 160GB SATA 3.5 Hard Drive
WD1600AVBS-63SVA0, DCM HGRNHTJCA, Western Digital 160GB SATA 3.5 Hard Drive $19.03
$1903current price $19.03WD1600AVBS-63SVA0, DCM HGRNHTJCA, Western Digital 160GB SATA 3.5 Hard Drive
Western Digital 3.5" 250GB SATA Hard Drive WD2500AAJS 8MB Cache Bulk/OEM 7200 RPM Desktop $20.32
$2032current price $20.32Western Digital 3.5" 250GB SATA Hard Drive WD2500AAJS 8MB Cache Bulk/OEM 7200 RPM Desktop
Western Digital WD800BEVS, 5400RPM, 1.5Gp/s, 80GB SATA 2.5 HDD $23.60
$2360current price $23.60Western Digital WD800BEVS, 5400RPM, 1.5Gp/s, 80GB SATA 2.5 HDD
Western Digital WD2500AAKX, 7200RPM, 6.0Gp/s, 250GB SATA 3.5 HDD $20.32
$2032current price $20.32Western Digital WD2500AAKX, 7200RPM, 6.0Gp/s, 250GB SATA 3.5 HDD
11 out of 5 Stars. 1 reviewsWD1600JS-40TGB0, DCM HSBANT2AAN, Western Digital 160GB SATA 3.5 Hard Drive $26.54
$2654current price $26.54WD1600JS-40TGB0, DCM HSBANT2AAN, Western Digital 160GB SATA 3.5 Hard Drive
WD800JD-00MSA1, DCM ESCHCTJCH, Western Digital 80GB SATA 3.5 Hard Drive $21.07
$2107current price $21.07WD800JD-00MSA1, DCM ESCHCTJCH, Western Digital 80GB SATA 3.5 Hard Drive
WD2500AAJS-75M0A0, DCM DGNNNT2AGN, Western Digital 250GB SATA 3.5 Hard Drive $29.75
$2975current price $29.75WD2500AAJS-75M0A0, DCM DGNNNT2AGN, Western Digital 250GB SATA 3.5 Hard Drive
WD800JD-00MSA1, DCM DSCAYTJCA, Western Digital 80GB SATA 3.5 Hard Drive $21.07
$2107current price $21.07WD800JD-00MSA1, DCM DSCAYTJCA, Western Digital 80GB SATA 3.5 Hard Drive
WD6400BPVT-60HXZT1, DCM EHCTJHB, Western Digital 640GB SATA 2.5 Hard Drive $113.34
$11334current price $113.34WD6400BPVT-60HXZT1, DCM EHCTJHB, Western Digital 640GB SATA 2.5 Hard Drive
WD2500AAKX-753CA1, DCM HGNNNT2AGN, Western Digital 250GB SATA 3.5 Hard Drive $36.14
$3614current price $36.14WD2500AAKX-753CA1, DCM HGNNNT2AGN, Western Digital 250GB SATA 3.5 Hard Drive
WD2500AAKS-00WWPA0, DCM HBRNHTJAEN, Western Digital 250GB SATA 3.5 Hard Drive $28.99
$2899current price $28.99WD2500AAKS-00WWPA0, DCM HBRNHTJAEN, Western Digital 250GB SATA 3.5 Hard Drive
Western Digital WD2500JS, 7200RPM, 3.0Gp/s, 250GB SATA 3.5 HDD $20.32
$2032current price $20.32Western Digital WD2500JS, 7200RPM, 3.0Gp/s, 250GB SATA 3.5 HDD
11 out of 5 Stars. 1 reviewsWD1600AABS-61PRA0, DCM EANCNTJCA, Western Digital 160GB SATA 3.5 Hard Drive $22.75
$2275current price $22.75WD1600AABS-61PRA0, DCM EANCNTJCA, Western Digital 160GB SATA 3.5 Hard Drive
WD800JD-75MSA3, DCM DSBANTJCH, Western Digital 80GB SATA 3.5 Hard Drive $38.90
$3890current price $38.90WD800JD-75MSA3, DCM DSBANTJCH, Western Digital 80GB SATA 3.5 Hard Drive
WD5000AADS-56S9B0, DCM HBNCHV2AEN, Western Digital 500GB SATA 3.5 Hard Drive $40.26
$4026current price $40.26WD5000AADS-56S9B0, DCM HBNCHV2AEN, Western Digital 500GB SATA 3.5 Hard Drive
WD2000JD-98HBB0, DCM DSBHCTJAH, Western Digital 200GB SATA 3.5 Hard Drive $39.12
$3912current price $39.12WD2000JD-98HBB0, DCM DSBHCTJAH, Western Digital 200GB SATA 3.5 Hard Drive
Check out these related products
WD1200BEVS-08UST0, DCM FACTJHBB, Western Digital 120GB SATA 2.5 Hard Drive $19.92
$1992current price $19.92WD1200BEVS-08UST0, DCM FACTJHBB, Western Digital 120GB SATA 2.5 Hard Drive
WD1600YS-01SHB1, DCM DSBHNTJAHN, Western Digital 160GB SATA 3.5 Hard Drive $32.19
$3219current price $32.19WD1600YS-01SHB1, DCM DSBHNTJAHN, Western Digital 160GB SATA 3.5 Hard Drive
WD5001ABYS-01YNA0, DCM DANNHT2MBB, Western Digital 500GB SATA 3.5 Hard Drive $30.16
$3016current price $30.16WD5001ABYS-01YNA0, DCM DANNHT2MBB, Western Digital 500GB SATA 3.5 Hard Drive
WD2500BEKT-60PVMT0, DCM HECTJABB, Western Digital 250GB SATA 2.5 Hard Drive $43.08
$4308current price $43.08WD2500BEKT-60PVMT0, DCM HECTJABB, Western Digital 250GB SATA 2.5 Hard Drive
WD3200BEKT-00PVMT0, DCM HHOTJHB, Western Digital 320GB SATA 2.5 Hard Drive $47.35
$4735current price $47.35WD3200BEKT-00PVMT0, DCM HHOTJHB, Western Digital 320GB SATA 2.5 Hard Drive
WD2500BEVS-22UST0, DCM HHOTJANB, Western Digital 250GB SATA 2.5 Hard Drive $51.11
$5111current price $51.11WD2500BEVS-22UST0, DCM HHOTJANB, Western Digital 250GB SATA 2.5 Hard Drive
WD3200BEKT-08PVMT1, DCM HHCTJHBB, Western Digital 320GB SATA 2.5 Hard Drive $56.94
$5694current price $56.94WD3200BEKT-08PVMT1, DCM HHCTJHBB, Western Digital 320GB SATA 2.5 Hard Drive
WD5000BPVT-00HXZT1, DCM EVOT2VB, Western Digital 500GB SATA 2.5 Hard Drive $79.12
$7912current price $79.12WD5000BPVT-00HXZT1, DCM EVOT2VB, Western Digital 500GB SATA 2.5 Hard Drive
WD3200BEKT-22PVMT0, DCM HHOTJHK, Western Digital 320GB SATA 2.5 Hard Drive $79.12
$7912current price $79.12WD3200BEKT-22PVMT0, DCM HHOTJHK, Western Digital 320GB SATA 2.5 Hard Drive
WD1600BEKT-00PVMT0, DCM HHCTJAB, Western Digital 160GB SATA 2.5 Hard Drive $79.12
$7912current price $79.12WD1600BEKT-00PVMT0, DCM HHCTJAB, Western Digital 160GB SATA 2.5 Hard Drive
WD3200BEKT-60V5T1, DCM HANTJHNB, Western Digital 320GB SATA 2.5 Hard Drive $99.95
$9995current price $99.95WD3200BEKT-60V5T1, DCM HANTJHNB, Western Digital 320GB SATA 2.5 Hard Drive
WD600BEVS-22LAT0, DCM FCAJABN, Western Digital 60GB SATA 2.5 Hard Drive $98.71
$9871current price $98.71WD600BEVS-22LAT0, DCM FCAJABN, Western Digital 60GB SATA 2.5 Hard Drive
