WD Ultrastar 4TB HA340 Hard drive

AED 710.00 (Inc. VAT)
Brand: WD       MPN: WUS721204BLE6L4       SKU: 0B47076       GTIN: 829686008908      
Specs(PDF)      

⬤

Obsolete
 This product is obsolete.
Click here to see the replacement model .
Thumbnail for WD Ultrastar 4TB HA340 Hard drive
WD Ultrastar 4TB HA340 Hard drive
All Pictures shown are for illustration purpose only.Actual product may vary in color,shape, size or otherwise

WD Ultrastar 4TB HA340 Hard drive

AED 710.00 (Inc. VAT)
Brand: WD       MPN: WUS721204BLE6L4       SKU: 0B47076       GTIN: 829686008908      
Specs(PDF)      

⬤

Obsolete
 This product is obsolete.
Click here to see the replacement model .
Other Capacities in HA340 (SATA):4TB
4TB

4TB

AED 710.00
10TB

10TB

AED 1,200.00
12TB

12TB

AED 1,370.00
6TB

6TB

AED 0.00
8TB

8TB

AED 950.00

Product information for WUS721204BLE6L4

Product details

The Western Digital Ultrastar® DC HA340 4TB hard drive is engineered to deliver reliable, high-performance storage for enterprise data centers and intensive 24/7 environments. Built using Conventional Magnetic Recording (CMR) technology, this 3.5-inch SATA drive strikes the ideal balance between cost-effectiveness and endurance for capacity-centric workloads.

With an MTBF of 2 million hours, 550TB/year workload rating, and enterprise-class vibration resistance, this drive is an excellent choice for:

  • High-density server farms
  • Backup and archival systems
  • Cloud-scale infrastructures
  • Enterprise bulk storage deployments

Backed by a 5-year limited warranty, the 4TB HA340 ensures consistent uptime, data integrity, and optimal Total Cost of Ownership (TCO) in demanding operational settings.

Specifications – 4TB Ultrastar DC HA340

Attribute Specification
Model Number WUS721204BLE604 / WUS721204BLE6L4
Form Factor 3.5-inch
Recording Technology CMR (Conventional Magnetic Recording)
Drive Technology Air
Interface SATA 6 Gb/s
Sector Format 512e
Areal Density 834 Gbits/in²
RoHS Compliant Yes
Data Cache 256 MB
Rotational Speed 7200 RPM
Average Latency 4.16 ms
Internal Transfer Rate 6 Gb/s (max)
Sustained Transfer Rate 267 MB/s (max) / 255 MiB/s
Random Read / Write IOPS 154 / 425 (4K, QD16)
MTBF 2,000,000 hours (projected)
Annualized Failure Rate (AFR) 0.44%
Load/Unload Cycles 600,000
Non-Recoverable Error Rate <1 in 1015 bits read
Availability 24x7
Workload Rating Up to 550TB/year
Warranty 5 years
Power - Operating (Typical) 7.0 W
Power - Idle 5.8 W
Power Efficiency at Idle 1.45 W/TB
Shock - Operating 70G (2ms)
Shock - Non-Operating 300G (2ms)
Temperature - Operating 5°C to 60°C
Temperature - Non-Operating -40°C to 70°C
Vibration - Operating 0.67G RMS (5–500 Hz)
Vibration - Non-Operating 1.04G RMS (2–200 Hz)
Acoustic (Idle / Operating) 2.9 / 3.6 Bels
Dimensions (H x L x W) 1.028 in x 5.787 in x 4.0 in (26.1 mm x 147 mm x 101.6 mm)
Weight 1.58 lb (715 g) ±10%
Country of Assembly Thailand

Buying and delivery notes
  • Contact us for current stock, lead time, and bulk pricing.
  • We ship across Dubai, Abu Dhabi, Sharjah, and the rest of the UAE.
  • Export shipping can be arranged for customers in the Middle East and Africa.

Description, Specifications for WD Ultrastar 4TB HA340 Hard drive

The Western Digital Ultrastar® DC HA340 4TB hard drive is engineered to deliver reliable, high-performance storage for enterprise data centers and intensive 24/7 environments. Built using Conventio...

The Western Digital Ultrastar® DC HA340 4TB hard drive is engineered to deliver reliable, high-performance storage for enterprise data centers and intensive 24/7 environments. Built using Conventional Magnetic Recording (CMR) technology, this 3.5-inch SATA drive strikes the ideal balance between cost-effectiveness and endurance for capacity-centric workloads.

With an MTBF of 2 million hours, 550TB/year workload rating, and enterprise-class vibration resistance, this drive is an excellent choice for:

  • High-density server farms
  • Backup and archival systems
  • Cloud-scale infrastructures
  • Enterprise bulk storage deployments

Backed by a 5-year limited warranty, the 4TB HA340 ensures consistent uptime, data integrity, and optimal Total Cost of Ownership (TCO) in demanding operational settings.

Specifications – 4TB Ultrastar DC HA340

Attribute Specification
Model Number WUS721204BLE604 / WUS721204BLE6L4
Form Factor 3.5-inch
Recording Technology CMR (Conventional Magnetic Recording)
Drive Technology Air
Interface SATA 6 Gb/s
Sector Format 512e
Areal Density 834 Gbits/in²
RoHS Compliant Yes
Data Cache 256 MB
Rotational Speed 7200 RPM
Average Latency 4.16 ms
Internal Transfer Rate 6 Gb/s (max)
Sustained Transfer Rate 267 MB/s (max) / 255 MiB/s
Random Read / Write IOPS 154 / 425 (4K, QD16)
MTBF 2,000,000 hours (projected)
Annualized Failure Rate (AFR) 0.44%
Load/Unload Cycles 600,000
Non-Recoverable Error Rate <1 in 1015 bits read
Availability 24x7
Workload Rating Up to 550TB/year
Warranty 5 years
Power - Operating (Typical) 7.0 W
Power - Idle 5.8 W
Power Efficiency at Idle 1.45 W/TB
Shock - Operating 70G (2ms)
Shock - Non-Operating 300G (2ms)
Temperature - Operating 5°C to 60°C
Temperature - Non-Operating -40°C to 70°C
Vibration - Operating 0.67G RMS (5–500 Hz)
Vibration - Non-Operating 1.04G RMS (2–200 Hz)
Acoustic (Idle / Operating) 2.9 / 3.6 Bels
Dimensions (H x L x W) 1.028 in x 5.787 in x 4.0 in (26.1 mm x 147 mm x 101.6 mm)
Weight 1.58 lb (715 g) ±10%
Country of Assembly Thailand

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