Detailed Specifications
HPE P40511-B21 1.92 TB 12 Gb SAS Mixed-Use SSD
Overview
The HPE P40511-B21 is a hot-swappable SAS solid-state drive built for enterprise servers. It provides 1.92 TB of capacity, optimized for mixed workloads where both read and write performance matter. With a 12 Gb/s SAS interface, it balances high throughput and low latency, making it suitable for critical applications. The drive fits in 2.5″ SFF bays and supports HPE ProLiant systems via its basic carrier design.
Key Features
1.92 TB capacity in a 2.5″ SFF form factor
12 Gb/s SAS interface for high-speed data transfer
Mixed-use workload endurance rated at 3 DWPD
Digitally-signed firmware for secure operation
Hot-plug compatibility for high-availability environments
Technical Specifications
| Specification | Details |
|---|
| Brand | HPE |
| Part Number | P40511-B21 |
| Product Type | Enterprise SAS SSD |
| Interface | SAS 12 Gb/s |
| Capacity | 1.92 TB |
| Form Factor | 2.5″ Small Form Factor (SFF) |
| Workload Type | Mixed Use (read/write) |
| Endurance | 3 Drive Writes Per Day (DWPD) |
| Lifetime Writes | 10,500 TB total writes |
| Random Read IOPS (4 KiB) | Up to 155,000 (Q=32) |
| Random Write IOPS (4 KiB) | 52,000 (Q=16) |
| Power (Max) | ~7.11 W |
| Height | 15 mm |
| Weight | ~0.50 lb (0.5 kg) |
| Warranty | Standard 3-year HPE SSD warranty |
