DELL 400-ATJL 1.2 TB 10K RPM SAS 12 Gb/s 2.5″ Enterprise Hard Drive — Box Pack

The DELL 400-ATJL is an enterprise-class 2.5-inch SAS hard drive engineered to deliver consistent performance, long-term reliability, and the compact form factor required by modern server and storage arrays. This 1.2 TB, 10,000 RPM drive with a 12 Gb/s SAS interface is optimized for 24/7 datacenter workloads, virtualization hosts, and I/O-intensive applications where predictable latency and sustained throughput matter. The Box Pack variant provides the drive in OEM packaging with verified warranty and serial tracking — making it the preferred choice for procurement, spares, and certified replacements.

Enterprise-grade performance and design

The 400-ATJL offers a performance profile suited to mixed workload environments. The 10K rotational speed gives an ideal balance between performance and power efficiency for enterprise use: it delivers significantly lower access latency than 7.2K SATA drives while remaining more power-efficient than 15K drives. With a 12 Gb/s SAS interface, the drive supports modern dual-port SAS backplanes and high-bandwidth controllers, enabling both high throughput and redundant connectivity where required.

Box Pack advantage — genuine unit, warranty and traceability

Purchasing the Box Pack version of the DELL 400-ATJL ensures you receive a factory-sealed OEM unit, complete with original labels, serial numbers, and warranty documentation. Box Packs are often preferred by systems integrators and IT teams because they simplify asset tagging, RMA processes, and warranty validation in enterprise environments. Each box-packed drive includes clear vendor markings and traceability — critical when managing large fleets of drives in data centers or server rooms.

Compatibility and use-cases

The 400-ATJL is designed for direct deployment in Dell PowerEdge servers, Dell storage shelves that support 2.5” SAS drives, and any qualified enterprise systems that accept 12 Gb/s SAS 2.5-inch drives. Use-cases include:

• Virtualization hosts: Low-latency random I/O for VMs and virtual desktops.
• Database servers: Steady transactional performance for OLTP workloads.
• Mixed enterprise workloads: Application servers, mail servers, and ticketing systems with moderate to high IOPS requirements.
• Tiered storage: Performance tier in hybrid arrays where SSDs handle the hottest data and 10K SAS runs warm/cold data with fast access.
• Spare/Replacement kits: Box Pack drives are ideal for maintaining SKU-matched hot spares across RACKs and enclosures.

Performance characteristics and efficiency

While raw sequential throughput varies by controller and RAID configuration, 10K SAS drives like the 400-ATJL typically produce robust read/write throughput appropriate for concurrence-heavy environments. Random I/O performance benefits from higher RPM and enterprise-optimized firmware. Additionally, these drives are tuned for predictable latency rather than bursty consumer-style throughput — crucial for database performance and multi-tenant virtualization stacks.

Enterprise reliability and firmware features

Enterprise drives from reputable OEMs include firmware-level advantages: advanced error correction (ECC), robust bad sector management, TLER-style time-limited error recovery behavior, stable cache management, and background media scanning routines. These features reduce the risk of long IO stalls during recovery and improve drive behavior in RAID arrays. The DELL 400-ATJL’s firmware is validated against Dell server ecosystems to ensure compatibility and predictable drive behaviour under heavy loads.

Redundancy and multi-pathing with SAS

The 12 Gb/s SAS interface supports enterprise features such as dual-port SAS (when implemented by the server/backplane), enabling multi-pathing and high-availability configurations. Dual-port capability allows host controllers to route I/O via alternate paths, improving fault tolerance and supporting active-active SAN topologies. In clustered or multi-controller storage arrays, SAS multi-pathing helps minimize downtime and enables non-disruptive failover scenarios.

Thermal and power considerations

A key design consideration for rack-dense servers is heat and power. 2.5-inch 10K drives like the 400-ATJL consume less power than equivalent 3.5-inch or 15K drives, and their heat footprint is smaller — allowing higher drive density within a single enclosure. When planning storage configurations, account for the drive’s power draw and recommend adequate rack cooling and airflow channels to maintain consistent ambient temperatures, which directly influence reliability and SMART metrics over time.

Deployment best practices

• Firmware alignment: Always update drive firmware using Dell’s validated packages available for your server model; firmware consistency reduces incompatibility and improves array rebuild behavior.
• Match drives within RAID sets: Use identical capacity and rotation speed drives to prevent degraded performance and ensure predictable rebuild times.
• Hot spares: Maintain a small pool of box-packed, SKU-matched spares (like 400-ATJL) to accelerate drive replacement in critical racks.
• Environment control: Keep datacenter ambient temperature within OEM recommendations and use redundant cooling where possible.
• SMART monitoring: Integrate drives into your monitoring stack (Nagios, Zabbix, Dell OMSA) to track SMART attributes and preemptively replace drives showing warning signs.

Compatibility matrix and common server platforms

The 400-ATJL is commonly fielded in Dell’s PowerEdge lineup and compatible storage arrays that accept 2.5” SAS drives. When preparing procurement or spares lists, verify exact compatibility against your server’s HCL (Hardware Compatibility List); common associated model references include drives and SKUs in the 400-series family and related Dell part numbers like 400-AJQD and 400-AJPP which may represent adjacent capacities or packaging variants. Use your server’s lifecycle documentation to confirm hot-swap tray fit and backplane pinout compatibility.

Box Pack procurement advantages for Indian IT teams

Buying box-packed OEM drives in India simplifies logistics for IT teams: factory-sealed packaging helps ensure authenticity, serial-traceability simplifies warranty claims, and manufacturer labeling helps compliance with asset management procedures. When searching “dell 400 atjl price in india” or “dell 400 atjl review,” buyers frequently prefer boxed, warranted units rather than bulk or loose drives — particularly for enterprise support contracts where proof of authenticity is required for RMA servicing.

Security, data sanitation and lifecycle management

For decommissioning workflows, enterprise drives should follow secure erasure/cryptographic erase procedures if drive encryption is used. Manage drive lifecycles: plan for periodic capacity audits and track power-on hours and reallocated sector growth via SMART. Box Pack drives are ideal for phased replacement strategies—each drive’s serial number can be logged into the asset management system at the moment of installation, streamlining lifecycle reporting and audits.

Warranty and vendor support

Box Pack DELL drives typically include manufacturer warranty coverage; verify the warranty term when procuring (warranty may vary by region and vendor). Thencix supplies genuine box-packed DELL parts with documented serials, warranty paperwork and support for RMA facilitation. For Indian procurement, confirm shipping times and whether the supplier provides on-site replacement or courier-based RMA handling to fit your maintenance SLAs.

Comparison to other capacities and SKUs

While 1.2 TB 10K SAS drives like the 400-ATJL are a common performance-tier choice, some customers consider higher capacity 2 TB or 1 TB variants depending on density needs. The autocomplete terms include references like “dell 400 atjl 2tb” and “dell 400 atjl 1tb” — note these typically refer to different SKUs and firmware images; always validate part numbers and firmware compatibility prior to swapping sizes in arrays. For identical performance characteristics, choose drives from the same family and RPM class to ensure homogeneous behavior in RAID arrays.

Operational monitoring and preventive replacement

Proactive monitoring of SMART attributes (reallocated sector count, wear indicators, spin-up time variance, and uncorrectable sector count) helps detect early signs of degradation. Implement replacement policies that combine SMART thresholds and drive age; enterprise environments often replace drives at planned intervals to reduce unexpected failures during peak operations.

Frequently Asked Questions

What is the DELL 400-ATJL drive capacity and RPM?

The DELL 400-ATJL is a 1.2 TB SAS hard drive that spins at 10,000 RPM — designed for enterprise workloads requiring predictable latency and steady throughput.

Is this the Box Pack variant?

Yes—this listing is the Box Pack variant, which ships in OEM packaging with serial and warranty documentation — suitable for procurement, spares, and enterprise replacements.

What interface does the drive use?

It uses a 12 Gb/s SAS interface (SAS-3), compatible with 12 Gb/s SAS controllers and backplanes; ensure your server/controller supports SAS 12 Gb/s for optimal throughput.

Can I use this drive in a RAID array?

Yes. It is designed for RAID and enterprise arrays — ensure drive firmware is compatible with the RAID controller and match RPM and capacity across members of the array for performance consistency.

How does it compare with 15K or SSDs?

Compared with 15K drives, 10K drives are more power-efficient and often deliver competitive IOPS for many mixed workloads at lower cost. SSDs deliver far higher IOPS and lower latency, but at a higher cost per GB. Many datacenters adopt hybrid tiers with SSDs for hot data and 10K SAS drives like the 400-ATJL for warm data and capacity-efficient performance.

Where can I check the price and buy genuine units in India?

Check Thencix.com for the latest dell 400 atjl price in India, availability, warranty details, and verified box-pack inventory. Contact our enterprise sales team for bulk orders and SLAs.

Technical specifications

Note: Some technical fields (cache size, exact MTBF hours, load/unload duty cycles) are manufacturing- and firmware-revision dependent. For procurement and certification, always request the official Dell/HDD manufacturer datasheet or the exact OEM part manifest for precise values (we can attach the PDF to the product page on request).