818367-B21 HPE 4TB 7200RPM SAS 12Gbps Midline Hot Swap

818367-B21 Specifications

HPE 4 TB 7,200 RPM SAS 12 Gb/s 3.5-inch (LFF) Smart Carrier Midline Hard Disk Drive

Manufacturer: Hewlett Packard Enterprise (HPE)
Manufacturer Model: 818367-B21
Product Line: HPE Midline SAS HDD
Product Series: 3.5-inch Large Form Factor (LFF), SAS 12 Gb/s, 7.2K RPM, 4 TB, Smart Carrier
Product Type: Internal Hard Disk Drive (Hot-Swap)
Product Name: HPE 4 TB SAS 12G 7.2K LFF HDD

KEY FEATURES:

Storage Capacity: 4 TB
Interface Type: SAS (12 Gb/s)
Rotational Speed: 7,200 RPM
Form Factor: 3.5-inch Large Form Factor (LFF)
Hot-Swap Support: Yes
Technology Enhancements: Midline workload-optimized; 512 n sector format; Smart Carrier

PERFORMANCE:

Interface Maximum Data Transfer Rate: Up to 12 Gb/s SAS
Average Seek Time: ~8.5 ms (typical)
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Spindle Speed: 7,200 RPM
Interface Transfer Rate Claimed: ~1.2 GB/s external peak
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ENVIRONMENTAL & RELIABILITY:

Designed for high-capacity data-centric environments (bulk storage, archival, midline server use)
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Reliability Rating: Enterprise-class (Midline)
Warranty: 1-year standard (per listings)
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PHYSICAL:

Form Factor: 3.5-inch Large Form Factor (LFF) drive, Smart Carrier
Typical Dimensions: ~4.20 in × ~6.70 in × ~1.10 in (~105.8 mm × ~170.0 mm × ~26.8 mm)
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Weight: Approximate for class (not explicitly published)