HGST 2TB 7.2K RPM SAS 3.5″ HDD Server Hard Drive P/N 0B26343
HGST 2TB 7.2K RPM SAS 3.5″ HDD Server Hard Drive
HGST Ultrastar 7K3000 2TB 3.5″ SAS Enterprise HDD Technical Datasheet
1. Product Identification
-
Manufacturer: HGST (Hitachi Global Storage Technologies / a Western Digital brand)
-
Product Line: Ultrastar 7K3000
-
Model Number: HUS723020ALS640
-
Part Number (P/N): 0B26343
-
Target Segment: Mission-critical enterprise servers, data centers, SAN, NAS, and cloud storage arrays.
2. Core Architectural Specifications
-
Form Factor: 3.5-inch Large Form Factor (LFF)
-
Storage Capacity: 2 TB (2,000 GB)
-
Rotational Speed: 7,200 RPM
-
Interface Type: Dual-port Serial Attached SCSI (SAS) 6Gb/s
-
Data Buffer (Cache): 64 MB
-
Sector Format: Native 512-byte block architecture (512n), making it highly compatible with legacy RAID controllers and server hypervisors.
3. Performance Metrics
Engineered for continuous 24/7 high-density workloads, the drive delivers stable enterprise-class throughput parameters:
| Performance Attribute | Rated Specification |
| Interface Transfer Rate | Up to $6.0 \text{ Gbps}$ ($600 \text{ MB/s}$) |
| Sustained Data Transfer Rate | Up to $134 \text{ MB/s}$ |
| Average Seek Time (Read) | 8.0 ms |
| Average Seek Time (Write) | 8.8 ms |
| Average Latency | 4.16 ms |
4. Mechanical, Electrical & Reliability Parameters
Physical Dimensions
-
Height Profile (Max): 26.1 mm (Standard 1-inch Z-height)
-
Width: 101.6 mm
-
Length: 147.0 mm
-
Total Weight: Max 690 g
Electrical & Power Requirements
-
Operating Voltages: Dual line support ($+5\text{VDC} \pm 5\%$ and $+12\text{VDC} \pm 10\%$)
-
Typical Operating Power: ~11.3 Watts (Sustained random read/write processing)
-
Idle Power Consumption: ~7.1 Watts
评价
目前还没有评价