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Reliable SATA RI SSD for enterprise servers.
875509-B21
HP 480GB SATA 6G RI SFF 2.5 IN SC DS FIRMWARESSD
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Name:
875509-B21
- Description:
- HP 480GB SATA 6G RI SFF 2.5 IN SC DS FIRMWARESSD
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$707.15
- Price:
$473.7933% off
Quantity:
1
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875509-B21 Overview
875509-B21 is an HDD engineered in a 3.5-inch form factor with a SATA III interface, spinning at 7200 RPM to deliver an 8 TB storage capacity complemented by a 256 MB buffer. It is designed for rigorous enterprise environments, boasting an annual workload rating of 550 TB/yr, and built with reliability for rated 24/7 operations while offering power consumption of 8.5 Watts during read/write operations.
This drive is optimized for server, NAS, and surveillance use cases, featuring advanced design benefits such as a helium-sealed construction, vibration protection, and dual actuator technology. With proven dependability and certifications for continuous operation, 875509-B21 is ideal for data centers, desktop applications, and mission-critical storage deployments.
875509-B21 price is $473.79, a 33% saving from the Hpe list price of $707.15. 875509-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 875509-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
875509-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SATA III
- Form Factor
- 3.5-inch
- Storage Capacity
- 8 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)
- 8.5 Watts
- Power Consumption (Idle)
- 5.0 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
- Seagate Enterprise Capacity 8TB 3.5-Inch SATA III HDD 875509-B21
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.00 inches
- Weight
- 1.5 lbs
875509-B21 Use Case
High-Performance Virtual Desktop Infrastructure Acceleration
In a global financial services firm deploying 800+ virtual desktops, the 875509-B21-HP 480GB SATA 6G RI SFF 2.5″ SC DS FIRMWARESSD delivers sustained 75K IOPS at sub-500µs latency to eliminate VDI boot storms. By integrating this drive into HP ProLiant DL servers, IT teams achieved 40% faster user logins, 30% higher session density, and a 25% reduction in storage‐related helpdesk tickets—driving measurable ROI and elevated end-user experience.
Accelerated OLTP Database Transactions for E-Commerce
An online retailer running Microsoft SQL Server on HP DL380 Gen10 reduced query response times from 12ms to 2ms by leveraging the 875509-B21-HP 480GB SATA 6G RI SFF 2.5″ SC DS FIRMWARESSD. This SSD’s consistent low-latency writes and enhanced firmware reliability supported a 50% increase in peak transaction throughput, cut order-processing bottlenecks, and enabled real-time inventory updates—boosting customer satisfaction and driving up to 20% revenue growth during promotional events.
Branch Office File-Server Acceleration and Business Continuity
A global manufacturing company equipped 50 remote offices with HP ProLiant MicroServers and the 875509-B21-HP 480GB SATA 6G RI SFF 2.5″ SC DS FIRMWARESSD as local cache for centralized NAS. The SSD’s enterprise-grade endurance and 6Gb/s throughput cut file-access times by 60%, lowered WAN bandwidth costs, and maintained uninterrupted operations during network outages. This solution strengthened data resilience, simplified IT management, and delivered a 3-month payback through reduced network and support expenses.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 875509-B21 |  765455-B21 |  748387-B21 |  653957-001 |  P04517-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 8 TB | 4 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 | 128 MB | 128 MB | 256 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 180 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | 8 Watts | 8.5 Watts | 8 Watts | 8 Watts |
| Power Consumption (Idle) | 5.0 Watts | 4 Watts | 5 Watts | 5 Watts | 5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| 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 | 5–55°C | 5–60°C | 5–60°C |
| Product Name | Seagate Enterprise Capacity 8TB 3.5-Inch SATA III HDD 875509-B21 | 765455-B21 | 748387-B21 Enterprise 4TB HDD | 653957-001 Enterprise HDD | P04517-B21 High Performance Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1.030 inches | 1.0 inches | 1.03 inches |
| Width | 5.79 inches | 4 inches | 5.787 inches | 4.0 inches | 5.77 inches |
| Depth | 4.00 inches | 5.79 inches | 4.016 inches | 5.8 inches | 8.00 inches |
| Weight | 1.5 lbs | 2.2 lbs | 2.2 lbs | 3.3 lbs | 1.65 lbs |
Reviews & Ratings
A
Ammar Rafi
4
Easy deployment and stable performance.
C
Clara Weiss
5
Consistent read speeds.
F
Farhan Sheikh
5
Good SSD for read-heavy applications.
M
Mark Ellison
5
Meets business storage needs.
Questions & Answers
What is the HP 875509-B21 SSD?
The HP 875509-B21 is a 480 GB SATA 6 Gb/s, 2.5-inch small form factor (SFF) enterprise SSD with enhanced firmware for high reliability and performance.
Which interface does the HP 875509-B21 use?
The drive uses a standard SATA 6 Gb/s interface, ensuring broad compatibility with servers and storage arrays supporting 2.5-inch SATA devices.
What form factor is the 875509-B21 SSD?
It features a 2.5-inch small form factor (SFF) design, optimized for HP ProLiant and other rack-mount servers.
What is the storage capacity of the HP 480 GB SATA SSD?
The SSD provides 480 GB of usable capacity, ideal for operating systems, databases, and virtualization workloads.