HUSMH8040ASS201 HGST Hitachi Ultrastar SSD800MH 400GB SSD

HUSMH8040ASS201 Specifications

HGST Ultrastar SSD800MH 400 GB SAS 12 Gb/s 2.5″ Enterprise SSD

Manufacturer: HGST (formerly Hitachi)
Manufacturer Model: HUSMH8040ASS201
Product Line: Ultrastar SSD800MH
Product Series: 2.5″, SAS 12 Gb/s, MLC NAND, High Endurance
Product Type: Internal Solid State Drive (SSD)
Product Name: HGST Ultrastar SSD800MH HUSMH8040ASS201 400 GB 2.5″ SAS 12 Gb/s SSD

KEY FEATURES:
Storage Capacity: 400 GB
Interface Type: Serial Attached SCSI (SAS) 12 Gb/s
Form Factor: 2.5-inch Small Form Factor (SFF), 15 mm height
Flash Type: Multi-Level Cell (MLC)
Endurance Class: High Endurance (25 DWPD or similar)

PERFORMANCE:
Max Sequential Read Throughput: ~1,200 MB/s
Max Sequential Write Throughput: ~750 MB/s
Max Random Read IOPS (4 KiB): ~145,000
Max Random Write IOPS (4 KiB): ~100,000
Max Mixed (70% read / 30% write) IOPS: ~120,000

ENVIRONMENTAL & RELIABILITY:
Mean Time Between Failures (MTBF): ~2.0 million hours
Non-recoverable Read Error Rate: 1 in 10¹⁷ bits read
Operating Temperature Range: 0 °C to 60 °C
Shock Resistance: 1,000 G (0.5 ms) / 500 G (2 ms)
Vibration (random): 2.16 g RMS (5-700 Hz, all axes)
Availability: 24 × 7 operation

PHYSICAL:
Dimensions (Width × Depth × Max Height): 70.1 mm × 100.6 mm × 15.0 mm
Weight (typical): ~164 g