P18450‑B21 Specifications
HPE 800 GB SAS 12G 10K RPM SFF (2.5‑inch) Enterprise Hard Drive
Manufacturer: HPE
Manufacturer Model: P18450‑B21
Product Line: HPE Enterprise SAS HDD
Product Series: 2.5-inch Small Form Factor (SFF), 12G SAS, 10K RPM
Product Type: Internal Hard Disk Drive
Product Name: HPE 800 GB 10K SAS 2.5-inch Enterprise HDD
KEY FEATURES:
Storage Capacity: 800 GB
Interface Type: SAS 12 Gb/s
Rotational Speed: 10,000 RPM
Form Factor: 2.5-inch (SFF)
Hot-Swap Support: Yes
Cache (Buffer) Size: 128 MB
PERFORMANCE:
Maximum Data Transfer Rate: ~1,200 MB/s
Average Seek Time: ~3.5 ms
Average Latency: ~3.0 ms
ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server/array environments with hot-swap capability
MTBF: ~2 million hours (approximate)
Reliability Rating: Enterprise-class, 24×7 operation
PHYSICAL:
Form Factor: 2.5-inch Small Form Factor (SFF) drive
Typical Dimensions: ~100 × 70 × 15 mm
Weight: ~0.25 kg (~0.55 lbs)

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