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843270-B21
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HP 3TB 7.2K 6G 3.5INCH NHP SATA HDD
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Name:
843270-B21
- Description:
- HP 3TB 7.2K 6G 3.5INCH NHP SATA HDD
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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843270-B21 Overview
843270-B21 is a high-performance HDD engineered for enterprise environments. It features a 3.5-inch form factor, a SATA III interface, and a 7200 RPM spindle speed. With a robust 16 TB storage capacity and a 256 MB buffer, this drive is built to handle heavy-duty applications with an annual workload rating of 550 TB/yr, backed by an MTBF of 2,000,000 hours and rated for continuous operation.
843270-B21 is optimized for data centers, desktops, NAS, surveillance, and other mission-critical storage solutions. It incorporates advanced features such as a helium-sealed design, vibration protection, and dual actuator technology, while maintaining efficient power consumption of 8 Watts during read/write operations and 6 Watts when idle. Designed for multi-bay systems, this drive promises exceptional reliability, performance, and endurance in demanding applications.
843270-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 843270-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
843270-B21 Specifications
- Product Type
- Hard Drive
- Brand
- Hpe
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SATA III
- Form Factor
- 3.5-inch
- Storage Capacity
- 16 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- 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
- 843270-B21 16TB Enterprise HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.01 inches
- Weight
- 1.6 lbs
843270-B21 Use Case
Enterprise Backup & Archival Storage
In a large-scale data center environment, IT operators deploy the 843270-B21-HP 3TB 7.2K 6G 3.5INCH NHP SATA HDD in tiered backup racks to house months–or years–of compliance logs, database snapshots and virtual machine images. Outcome: Delivers 3 TB per drive at 7,200 RPM with 6 Gb/s throughput, cutting per-GB archival costs by up to 40% while ensuring enterprise-grade reliability for long-term retention.
Media Asset Repository for Post-Production Studios
A film-production studio integrates the 843270-B21-HP 3TB 7.2K 6G 3.5INCH NHP SATA HDD into multi-bay JBOD enclosures to store and edit 4K/8K raw footage, VFX renders and project archives. Outcome: Provides sustained sequential performance at 6 Gb/s and 3 TB capacity per drive, boosting editorial throughput and version-control efficiency with low total cost of ownership.
Scalable NAS Expansion for SMB Collaboration
A mid-sized engineering firm upgrades its network-attached storage with 843270-B21-HP 3TB 7.2K 6G 3.5INCH NHP SATA HDDs to support shared CAD libraries, BIM models and large document repositories. Outcome: Achieves enterprise-class reliability and 3 TB of expandable capacity per disk, enabling high-availability file sharing and collaborative workflows at an optimized cost per terabyte.
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Product Comparison Table 
| 843270-B21 |  P09718-B21 |  815635-B21 |  846528-B21 |  881783-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 | Desktop / Server / NAS / Surveillance / 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 | 16 TB | 10 TB | 8 TB | 4 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 | 256 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8.5 Watts | 9 Watts | 8 Watts | 7.2 Watts |
| Power Consumption (Idle) | 6 Watts | 5.5 Watts | 4 Watts | 4 Watts | 4 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 | 5–55°C | 5–60°C | 5–55°C | 0–60°C |
| Product Name | 843270-B21 16TB Enterprise HDD | P09718-B21 10TB Enterprise HDD | 815635-B21 High-Performance Enterprise HDD | 846528-B21 | 881783-B21 |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.0 inches | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 5.79 inches | 5.8 inches | 4 inches |
| Depth | 4.01 inches | 4.00 inches | 4.00 inches | 5.8 inches | 5.8 inches |
| Weight | 1.6 lbs | 2.2 lbs | 4.85 lbs | 2.2 lbs | 1.3 lbs |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
S
Samuel Turner
5
SATA HDD delivered expected midline performance.
N
Noman Siddiqui
4
Works well for file storage.
P
Pedro Almeida
5
OEM disk ensured compatibility.
A
Arif Rahman
5
Reliable everyday drive.
K
Kalle Rinne
5
Consistent operation.
Questions & Answers
What is the storage capacity and form factor of the HP 843270-B21 drive?
The HP 3TB 7.2K 6G 3.5INCH NHP SATA HDD (SKU 843270-B21) provides 3 TB of storage in a standard 3.5-inch form factor.
What interface does the HP 3TB 7.2K 6G SATA HDD support?
It employs a 6 Gbps SATA III interface for broad compatibility with all standard SATA controllers and host adapters.
What does NHP mean on the HP 3TB SATA HDD?
NHP stands for Non-Hot Plug, indicating the drive must be powered down before installation or removal to ensure safe operation.
What are the rotational speed and maximum data transfer rate of HP part 843270-B21?
The drive spins at 7,200 RPM and supports sustained data transfer rates up to 6 Gbps for efficient bulk storage.
Is the HP 843270-B21 HDD compatible with HPE ProLiant servers?
Yes, the HP 3TB 7.2K 6G SATA HDD is fully validated for HPE ProLiant rack and tower servers with non-hot-plug SATA drive bays.
What is the reliability rating (MTBF) of the HP 3TB 7.2K 6G SATA HDD?
This HDD delivers an enterprise-grade MTBF of 1.2 million hours, ensuring high reliability for 24×7 server and storage applications.
What warranty coverage does HP offer for the 843270-B21 drive?
HP provides a 1-year limited warranty on the 3 TB 7.2K 6G SATA HDD, with optional extensions available through HPE Care Pack services.
How do I install the HP 3TB 7.2K 6G SATA HDD in a server bay?
Slide the drive into a non-hot-plug 3.5-inch bay, secure it with the provided screws or caddy, then connect the SATA power and data cables.
What is the power consumption of the HP 3TB 7.2K 6G SATA HDD?
Typical operating power is 7.8 W during read/write and 4.2 W in idle, optimizing energy efficiency in enterprise environments.
Is the HP 3TB 7.2K 6G SATA HDD compatible with major operating systems?
Yes, it supports all leading platforms, including Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise, and Ubuntu Server.
How can I update the firmware on the HP 843270-B21 drive?
Download and apply the latest firmware via the HPE Support site using the HPE Smart Storage Administrator utility.
What are the average latency and seek times for the HP 3TB SATA HDD?
It delivers an average latency of 4.16 ms and an average seek time of 8.5 ms for balanced performance.
Does the HP 3TB 7.2K 6G SATA HDD support Native Command Queuing (NCQ)?
Yes, the drive supports NCQ to optimize command ordering and improve overall throughput under mixed workloads.
What shock and vibration tolerances does the HP 3TB SATA HDD offer?
It withstands up to 300 G non-operational shock and 0.67 Grms operating vibration for robust handling.
What are common use cases for the HP 3TB 7.2K 6G SATA HDD?
Ideal applications include bulk data storage, backups, archival, and media streaming in SMB and enterprise environments.