Seagate Barracuda ES 400GB 7.2K SATA Hard Drive ST3400620NS

Seagate Part #/MPN: ST3400620NS

DiscTech Item #: SGT-ST3400620NS-BN-5Y


Enterprise Grade

Capacity: 400GB

Speed: 7,200RPM

Interface Types: SATA

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Average Seek Time: 8.5 / 10

Electrical Interface: SATA 300 - 3.0Gbps

On-Board Cache: 16MB

Seagate Barracuda ES 400GB 7.2K SATA Hard Drive ST3400620NS - Brand New

The Seagate® Barracuda® ES enterprise hard drive is the industry’s most reliable, highest capacity 7200-RPM hard drive for 24 x 7, multidrive, business-critical applications. The Barracuda ES hard drive is built with perpendicular recording technology for maximum capacity, reliability and cost-effectiveness.

Specifications400 GB
Model NumberST3400620NS
InterfaceSATA 3.0Gb/s
Cache16 MBytes
Capacity400 GB
Guaranteed Sectors781,422,768
Number of pins on the I/O connector22
Height (max)26.1 mm  (1.028 inches)
Width (max)101.6 mm  (4.000 inches)
Length (max)146.99 mm  (5.787 inches)
Weight (typical)635 grams  (1.40 pounds)
European Union Restriction of Hazardous SubstancesY
Spindle Speed7200 rpm
Native Command QueuingY
Average latency4.16 msec
Random read seek time<8.50 msec
Random write seek time<10.0 msec
Maximum interface transfer rate300 Mbytes/sec.
MTBF1,200,000 hours
Annual Failure Rate0.73 %
Unrecoverable read errors1 in 10^14
Average idle current9.30 watts
Average seek power12.60 watts
Standby power0.80 watts
Sleep power0.807 watts
Maximum start current, DC2.80 amps
Ambient Temperature 
Operating5 to 55 degrees C
Nonoperating-40 to 70 degrees C
Maximum operating temperature change20 degrees C per hour
Maximum nonoperating temperature change30 degrees C per hour
Maximum operating case temperature69 degrees C
Relative Humidity 
Operating5 to 90 %
Nonoperating5 to 95 %
Maximum allowable humidity change30 % per hour
Operating altitude (min)-60.96 meters (-200 feet)
Operating altitude (max)3,048 meters (10,000 feet)
Nonoperating altitude (min)-60.96 meters (-200 feet)
Nonoperating altitude (max)12,192 meters (40,000 feet)
Operating Shock (max)63 Gs at 2 msec
Nonoperating Shock (max)300 Gs at 2 msec
Operating vibration0.25 Gs at 5-22 Hz
Operating vibration0.50 Gs at 22-350 Hz
Operating vibration0.25 Gs at 350-500 Hz
Nonoperating vibration0.25 Gs at 5-22 Hz
Nonoperating vibration5.0 Gs at 22-350 Hz
Nonoperating vibration1.0 Gs at 350-500 Hz
Acoustics (Idle Volume)2.5 bels
Acoustics (Seek Volume)3.2 bels

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Weight: 1.8 lb

Warranty: 5 Year Manufacturer

Brand New

Condition Levels Explained

The product is brand new.

5 Year Manufacturer Warranty

Product Warranties Explained

The product has a manufacturer warranty for the time period specified.