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400-ASTQ
8TB 7.2K RPM SATA 6Gbps 512e 3.5 Inches Hot-plug Hard Drive
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
400-ASTQ is a high-performance HDD engineered for demanding environments, available in both 3.5-inch and 2.5-inch form factors and supporting dual interfaces, SATA III and SAS 12Gb/s. It spins at 7200 RPM, offers a 10 TB capacity with a 256 MB buffer, and is rated for an annual workload of 300 TB/yr with an MTBF of 1,000,000 hours ensuring continuous, round-the-clock reliability.
Designed for enterprise storage applications, 400-ASTQ incorporates advanced features including a helium-sealed design, vibration protection, and dual actuators to optimize performance in data centers, desktops, NAS, and surveillance systems. It also features efficient power consumption during both read/write (8 Watts) and idle (4 Watts) operations, making it a versatile solution for a variety of high-demand use cases.
400-ASTQ price is is available on request. Get immediate quote.
Request bulk order quote for 400-ASTQ for additional pricing. Browse the full Dell Hard Drives & Ssds series or explore all Dell products.
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| 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 / SAS 12Gb/s | SATA III / SAS 12Gb/s | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch / 2.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 10 TB | 8 TB | 4 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 | 128 MB | 256 MB | 128 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 W | 9.0 Watts | 9 Watts | 6.0 Watts |
| Power Consumption (Idle) | 4 Watts | 4 W | 5.5 Watts | 5 Watts | 4.0 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | No | No | 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 | 5–60°C |
| Product Name | 400-ASTQ Enterprise HDD | 400-ASGQ | 400-BDSY | 400-ARXC | 400-BDMN |
| Height | 1.03 inches | 1.0 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 4.0 inches | 4.00 inches | 5.79 inches | 5.79 inches |
| Depth | 8.66 inches | 5.8 inches | 5.78 inches | 4.01 inches | 4.02 inches |
| Weight | 1.65 lbs | 1.8 lbs | 1.8 lbs | 1.5 lbs | 2.1 lbs |
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.
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.
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.
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.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
High capacity drive with stable behavior.
Good for file storage servers.
No performance issues.
Reliable Dell disk.
Happy with quality.
The 400-ASTQ hard drive offers 8 TB of usable storage in a single 3.5-inch form factor.
This drive spins at 7,200 RPM, delivering faster seek times and sustained throughput for demanding workloads.
It features a SATA III (6 Gbps) interface for high-bandwidth connectivity with standard SATA controllers.
512e indicates 4 KB physical sectors emulating 512-byte logical sectors, improving compatibility and efficiency.
Yes. It supports SATA hot-plug capability for tool-free insertion and removal in compatible drive bays.
This is a standard 3.5-inch drive, compatible with most desktop, server, and storage chassis.
Ideal for archiving, backup, surveillance, and general-purpose server storage requiring high capacity.
Yes. Its SATA 6 Gbps interface and 7,200 RPM performance make it fully compatible with most NAS systems.
The drive operates safely between 0 °C and 60 °C, ensuring reliability under typical server and desktop conditions.
Under typical load, it draws approximately 6.8 W during active reads/writes and 4.0 W at idle.
Yes. NCQ support optimizes queue depth to deliver up to a 20 % improvement in random read/write performance.
The 400-ASTQ is rated for a 1.2 million-hour MTBF, reflecting enterprise-level reliability.
Yes. The product comes with a three-year limited warranty covering defects in materials and workmanship.
Mount it in a 3.5-inch bay, connect the SATA data and power cables, then configure in your BIOS or OS disk utility.
Yes. Built-in SMART monitoring provides real-time health metrics and predictive failure analysis.
Absolutely. Its 7,200 RPM performance and SATA 6 Gbps interface make it ideal for RAID 0, 1, 5, and 6 configurations.