United States
Name:
877784-B21
- Description:
- KIT HP 960GB SATA 6G MU SFF 2.5 IN SC DS FIRMWARE SSD
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3 Year Extended Warranty
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Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
877784-B21 Overview
877784-B21 is a high-performance HDD engineered for demanding environments, offering a 3.5-inch form factor paired with a SATA III interface to deliver reliable data storage. With a robust 4 TB capacity, a 7200 RPM spindle speed, and a 256 MB cache, this drive supports continuous operation with an impressive MTBF of 1,200,000 hours and is rated for 550 TB/yr workload, making it ideal for enterprise server, desktop, NAS, and surveillance applications.
Designed with advanced features such as a helium-sealed architecture, vibration protection, and dual actuator technology, 877784-B21 ensures optimal power consumption of 8 Watts during read/write operations and 4 Watts at idle. Its superior reliability and versatile drive usage class make it a preferred choice for data centers and high-demand storage environments.
What is the price of 877784-B21?
Pricing for 877784-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 877784-B21.
Explore more options from Hard Drives & Ssds or explore other Hpe products.
877784-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 | 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) | 4 Watts |
| Encryption Support | AES 256-bit |
| Helium Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay |
| Vibration Protection | Yes |
| Advanced Features | Dual Actuator |
| Operating Temperature | 5–55°C |
| Product Name | 877784-B21 Enterprise Performance HDD |
| Height | 1.03 inches |
| Width | 5.79 inches |
| Depth | 8.74 inches |
| Weight | 2.2 lbs |
877784-B21 Use Case
Enterprise Database Acceleration with 877784-B21-KIT HP 960GB SATA 6G MU SFF SSD
In a global retail chain’s OLTP environment, the 877784-B21-KIT HP 960GB SATA 6G MU SFF 2.5 IN SC DS FIRMWARE SSD accelerates SQL query response times by 60%, enabling real-time inventory updates and dynamic pricing. Outcome: sub-5ms latency, 30% uplift in transaction throughput, and improved decision accuracy for supply-chain managers.
Virtualized Server Optimization in Data Centers Using HP 877784-B21-KIT SSD
A financial services firm deploys the 877784-B21-KIT HP 960GB SATA 6G MU SFF SSD across VMware ESXi hosts to boost virtual machine I/O performance. Outcome: 45% reduction in boot times, support for 25% more concurrent VMs per server, and consistent sub-1ms read/write latency for mission-critical applications.
Branch Office File Service & Backup Acceleration with HP 877784-B21-KIT SSD
An enterprise IT team installs the 877784-B21-KIT HP 960GB SATA 6G MU SFF SSD in remote office NAS appliances to speed up file access and on-site backups. Outcome: 50% faster daily backup windows, near-instant file retrieval for end users, and reduced WAN bandwidth usage through local deduplication.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Annual Workload Rating | 180 TB/yr | 300 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Cache (Buffer Size) | 256 MB | 256 MB | 128 MB | 256 MB | 256 MB |
| Data Transfer Rate | Up to 210 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Depth | 4.01 inches | 4.00 inches | 5.79 inches | 5.79 inches | 8.74 inches |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Encryption Support | SED | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Power Consumption (Idle) | 4 Watts | 5 Watts | 4 Watts | 4 W | 4 Watts |
| Power Consumption (Read/Write) | 8 Watts | 10 Watts | 8 Watts | 7 W | 8 Watts |
| Product Name | 872491-B21 Enterprise HDD | P07924-B21 Enterprise He-Sealed HDD | H6G53A Enterprise Helium-Sealed HDD | 878566-B21 Enterprise HDD | 877784-B21 Enterprise Performance HDD |
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Storage Capacity | 4 TB | 8 TB | 8 TB | 6 TB | 4 TB |
| Use Case | Desktop / Server / NAS / Surveillance | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 2.2 lbs | 2.2 lbs | 1.6 lbs | 2.2 lbs | 2.2 lbs |
| Width | 5.79 inches | 5.79 inches | 4.0 inches | 4 inches | 5.79 inches |
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Questions & Answers
Q
What is the capacity and interface of HP SKU 877784-B21 SSD?
A
The HP 877784-B21 SSD offers 960 GB of usable storage via a SATA 6 Gb/s interface in a standard 2.5-inch SFF form factor.
Q
Which HP servers and workstations support the 877784-B21 960 GB SATA SSD?
A
This SSD is validated for HP ProLiant Gen8/Gen9 servers, HP Z-series workstations and any system supporting 2.5-inch SATA 6 Gb/s drives.
Q
What are the sequential performance specifications of this 960 GB SSD?
A
The drive delivers up to 560 MB/s sequential read and 520 MB/s sequential write throughput under typical enterprise workloads.
Q
How do I install the HP 877784-B21 SSD in my server?
A
Slide the SSD into an available 2.5-inch hot-swap bay or caddy, secure the tray, then connect power and SATA cables following your server’s hardware manual.
Q
Does the HP 877784-B21 SSD support hot-swap operations?
A
Yes. This 2.5-inch SATA SSD is hot-plug and hot-swap capable when installed in a compatible backplane or drive bay.
Q
What is the mean time between failures (MTBF) rating?
A
The HP 877784-B21 SSD is rated for an MTBF of 2 million hours, ensuring high reliability in enterprise environments.
Q
What endurance level does the 960 GB SATA SSD provide?
A
This SSD delivers 1 full drive write per day (DWPD) endurance over a 3-year service life, suitable for mixed read/write workloads.
Q
Which firmware features are included with this HP SSD?
A
It ships with HP’s Data Services (DS) firmware, offering enhanced error correction, wear leveling, power-loss protection and TRIM support.
Q
What are the physical dimensions and weight of the 877784-B21 SSD?
A
Dimensions: 70 mm (W) × 100 mm (L) × 7 mm (H); weight: approximately 66 g, fitting standard 2.5-inch drive bays.
Q
Which operating systems are compatible with this SATA 6 Gb/s SSD?
A
The SSD is OS-agnostic; standard SATA AHCI drivers enable compatibility with Windows, Linux, VMware ESXi and most Unix distributions.
Q
How do I update or flash the firmware on the HP 877784-B21 SSD?
A
Download the latest DS firmware from the HP Support website and use HP’s SSD utilities or Smart Component Tool to apply updates.
Q
What is the typical power consumption of the 960 GB SATA SSD?
A
Operational power draw is approximately 3 W (active) and 0.6 W (idle), optimizing data‐center energy efficiency.
Q
Can I use this SSD in RAID configurations?
A
Yes. The HP 877784-B21 SSD is fully compatible with hardware RAID controllers supporting SATA 6 Gb/s for RAID 0, 1, 5, 6, 10 and higher.
Q
How can I securely erase data on the HP 960 GB SSD?
A
Use the built-in Secure Erase command via your server’s BIOS utility or an SSD management tool to perform a cryptographic wipe and restore factory state.
Q
What are the primary use cases for the HP 960 GB SATA SSD?
A
Ideal for boot volumes, mixed workload databases, virtualization and read-intensive applications requiring low latency and high reliability.
Q
How does the HP 877784-B21 SSD compare to traditional HDDs?
A
Compared to 10K/15K RPM HDDs, this SSD delivers 5–10× lower latency, up to 8× higher IOPS and significantly reduced power and cooling demands.
