P37678-K21 HPE 18TB SAS 12Gbps 3.5-inch HDD at discount

P37678-K21 Specifications

HPE 18 TB 7,200 RPM SATA 3.5-inch LFF Low Profile (Hot-Swap) HDD

Manufacturer: Hewlett Packard Enterprise (HPE)
Manufacturer Model: P37678-K21
Product Line: HPE Enterprise SATA HDD
Product Series: 3.5-inch LFF SATA 7.2K Helium
Product Type: Internal Hard Disk Drive (Hot-Swap)
Product Name: HPE 18 TB 7.2K LFF SATA ISE Helium HDD

KEY FEATURES:
Storage Capacity: 18 TB
Interface Type: SATA (6.0 Gb/s)
Rotational Speed: 7,200 RPM
Form Factor: 3.5-inch (LFF)
Hot-Swap Support: Yes
Carrier Type: Low Profile Carrier (LP)
Technology: Helium-filled, Instant Secure Erase (ISE)
Cache (Buffer) Size: Not explicitly specified (typically 256 MB)

PERFORMANCE:
Maximum Data Transfer Rate: Up to 6 Gb/s (interface bandwidth)
Sustained Throughput: ~270 MB/s (typical for 18 TB enterprise SATA drives)
Average Seek Time: ~8.0 ms (typical)
Average Latency: 4.17 ms

ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server and storage applications with 24×7 operation
MTBF: 2.5 million hours (typical)
Reliability Rating: Enterprise-class with HPE firmware and secure erase support
Operating Temperature: 5 °C – 60 °C

PHYSICAL:
Form Factor: 3.5-inch Large Form Factor (LFF) drive
Carrier Type: Low-Profile Carrier (for Gen10, Gen10+, Gen11, Gen12 servers)
Typical Dimensions: 26.1 mm (H) × 101.6 mm (W) × 147 mm (D)
Weight: ~0.715 kg (~1.6 lbs)