44W2240 IBM 450GB SAS 3.5-inch Internal Hard Drive with Tray

44W2240 Specifications

IBM 450 GB 15,000 RPM SAS 3.5-inch Hot-Swap HDD

Manufacturer: IBM / Lenovo
Manufacturer Model: 44W2240
Product Line: IBM Enterprise SAS HDD
Product Series: 3.5-inch LFF SAS 15K
Product Type: Internal Hard Disk Drive (Hot-Swap)
Product Name: IBM 450 GB 15K SAS HDD

KEY FEATURES:
Storage Capacity: 450 GB
Interface Type: SAS (6.0 Gb/s or 12.0 Gb/s depending on version)
Rotational Speed: 15,000 RPM
Form Factor: 3.5-inch (LFF)
Hot-Swap Support: Yes
Cache (Buffer) Size: 16 MB

PERFORMANCE:
Maximum Data Transfer Rate: Up to ~600 MB/s (SAS 6 Gb/s), ~1.2 GB/s (SAS 12 Gb/s)
Average Seek Time: ~3.0–3.5 ms
Average Latency: ~2.0 ms

ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server/storage environments with hot-swap capability
MTBF: ~1.6 million hours (approximate)
Reliability Rating: Enterprise-class, 24×7 operation

PHYSICAL:
Form Factor: 3.5-inch Large Form Factor (LFF) drive
Typical Dimensions: Approx. 146 mm × 101.6 mm × 25.4 mm
Weight: ~0.95 kg (~2.1 lbs)