Hitachi 0F22146 4TB SATA Hard Drive

HGST Part #/MPN: 0F22146

DiscTech Item #: HIT-0F22146-BN-5Y

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Enterprise Grade

Capacity: 4TB

Speed: 5,900RPM

Interface Types: SATA

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Sustained Throughput: 110-140

Electrical Interface: SATA 600 - 6.0Gbps

On-Board Cache: 64MB

Hitachi MegaScale DC 4000.B 0F22146 / HMS5C4040BLE640 4TB 3.5 inches 6Gbps CoolSpin Enterprise SATA HDD - Brand New

Hitachi MegaScale DC 4000.B 0F22146 / HMS5C4040BLE640 4TB / 4000GB 3.5" 6 Gb/s CoolSpin / 5900 RPM Enterprise Serial Advanced Technology Attachment Hard Disk Drive - Brand New

Alt MPN: HMS5C4040BLE640

The MegaScale DC 4000.B is designed to meet the needs of the scale-out data center where low-power, high-capacity, cost-effective storage is essential. MegaScale DC addresses low application workloads that operate within 180TB per year. Typical low-workload applications include multi-drive replicated environments, disk-to-disk backup and restore snapshots, online archives, big data stores and long-term data retention that benefit from low cost or energy usage.


  • 24x7 accessibility for enterprise-class, capacity-optimized applications
  • 800K hours MTBF
  • 4 terabytes of capacity
  • Advanced format with 512-byte emulation (512e)
  • 6Gb/s SATA interface
  • Dual Stage Actuator (DSA) and Enhanced Rotational Vibration Safeguard (RVS) for robust performance in multi-drive environments


  • Low application workload cloud storage
  • Massive Scale Out (MSO)
  • Data warehousing & mining
  • Disk-to-disk backup & archiving


This drive is compatible with any server that accepts 3.5in x 1.0in (LFF) SATA drives.

Part Number0F22146
Alt Part NumberHMS5C4040BLE640
InterfaceSATA 6Gb/s
Capacity (GB)4TB/4000GB
Sector Size (Variable, Bytes/Sector)512e
Max Areal Density (Gbits/sq. in.)443
Form Factor3.5-inch
Data Buffer (MB)64
Rotational Speed (RPM)CoolSpin
Interface Transfer Rate (MB/s, Max)600
Sustained Transfer Rate (MB/s, Typical)110-140
Error Rate (Non-Recoverable, bits read)1 in 10E14
MTBF (M hours)800K
Load/Unload Cycles300,000
Idle (Bels, typical)2.5
Requirement+5 VDC (+/-5%)
+12VDC (+10%/-8%)
Startup Current (A, max)1.2 (+5V)
1.5 (+12V)
Read/Write (W, avg)6.2
Performance (W, avg)4.9
Idle (W)4
Physical Size
Z-Height (mm)26.1
Dimensions (width x depth, mm)101.6 (+/-0.25)x147
Weight (g, max)690
Environmental (Operating)
Ambient Temperature5° to 60° C
Shock (half-sine wave 2 ms, G)70
Vibration (5 to 500 Hz)0.67 (XYZ)
Environmental (Non-Operating)
Ambient Temperature-40° to 70° C
Shock (half-sine wave)>300

Click here to view the manufacturer's item description/brochure

ROHS Compliant

Alternate MPNs: HMS5C4040BLE640

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.