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SAS SSD delivered strong enterprise performance.
P19915-B21
HP 1.6TB SAS 12GBPS 2.5IN SFF 1YR IMS WARRANTY STANDARD
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Name:
P19915-B21
- Description:
- HP 1.6TB SAS 12GBPS 2.5IN SFF 1YR IMS WARRANTY STANDARD
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$3,695.55
- Price:
$997.8073% off
Quantity:
1
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P19915-B21 Overview
P19915-B21 is an enterprise-class HDD engineered for demanding server and data center applications. Designed in a 3.5-inch form factor and equipped with a SAS 12Gb/s interface, this drive delivers a robust 4 TB of storage capacity at 7200 RPM. It features a substantial 256 MB cache and boasts an annual workload rating of 550 TB/yr, making it ideal for 24/7 operations. With an MTBF of 2,000,000 hours and rated for continuous use, P19915-B21 meets the rigorous demands of modern data environments.
Optimized for use in servers, NAS systems, and high-performance data centers, this HDD combines efficiency with enhanced durability. Advanced engineering features include a helium-sealed design for improved thermals, integrated vibration protection for stable operation in multi-drive setups, and a dual actuator mechanism that ensures precise read/write accuracy. Its power consumption figures—approximately 8 Watts during read/write operations and 6 Watts in idle mode—further underline its suitability for energy-sensitive installations.
P19915-B21 price is $997.80, a 73% saving from the Hpe list price of $3,695.55. P19915-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for P19915-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
P19915-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Server
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 8 Watts
- Power Consumption (Idle)
- 6 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–60°C
- Product Name
- P19915-B21 Enterprise HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 8.74 inches
- Weight
- 4.2 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| P19915-B21 |  H6G61A |  764908-B21 |  866844-B21 |  P10448-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Server | Desktop / Server / NAS / Surveillance | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | SATA III | SAS 12Gb/s | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 8 TB | 4 TB | 8 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | 256 MB | 128 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 W | 8 Watts | 8 Watts | 8 W |
| Power Consumption (Idle) | 6 Watts | 6 W | 5 Watts | 5 Watts | 5 W |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | No |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Product Name | P19915-B21 Enterprise HDD | H6G61A 8TB Enterprise HDD | 764908-B21 Enterprise HDD | Enterprise 866844-B21 8TB Helium-Sealed HDD | P10448-B21 4TB 7200RPM Helium-Sealed HDD |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.00 inches |
| Width | 5.79 inches | 5.78 inches | 5.79 inches | 5.79 inches | 5.80 inches |
| Depth | 8.74 inches | 4.00 inches | 4.00 inches | 4 inches | 4.00 inches |
| Weight | 4.2 lbs | 1.3 lbs | 3.2 lbs | 1.8 lbs | 2.20 lbs |
Reviews & Ratings
N
Nadeem Iqbal
5
Reliable option for critical workloads.
V
Viktor Horvat
4
OEM quality ensured stability.
H
Hassan Mirza
4
Good endurance and speed.
A
Antti Kivinen
4
Consistent throughput.
Questions & Answers
What is the storage capacity of the HP P19915-B21 drive?
The HP P19915-B21 offers 1.6 TB of raw storage capacity in a 2.5-inch form factor.
Which interface does the HP P19915-B21 use?
This drive uses a 12 Gbps SAS interface to deliver high throughput and low latency.
What form factor is the HP P19915-B21?
The HP P19915-B21 is a Small Form Factor (SFF) 2.5-inch drive compatible with standard SFF bays.
Is the HP P19915-B21 hot-pluggable?
Yes. The P19915-B21 supports hot-swap capability, enabling drive replacement without shutting down the host.