400-BLWP Dell 18TB 7.2K RPM SAS 12GBPS Hard Drive
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Overview of DELL 400-BLWP 18TB 7200RPM SAS 12Gbps HDD
The DELL 400-BLWP is a high-capacity enterprise-grade 18TB hard disk drive engineered for demanding data center environments. Designed for Power Vault ME4 storage arrays, this 3.5-inch hot-plug SAS drive delivers exceptional reliability, scalable storage performance, and long-term durability for mission-critical workloads.
General Information
- Manufacturer: DELL
- Part Number: 400-BLWP
- Product Type: Hard Disk Drive
Technical Specifications
- Storage Capacity: 18 TB
- Form Factor: 3.5-inch large form factor drive
- Sector Format: 512e advanced format
- Interface Type: SAS 12Gbps
- Supported Bays: Hot-swap 3.5-inch drive bays
- Connectivity: 1 x SAS 12Gbps port
- Cache Memory: 512MB high-speed buffer
Speed and Latency
- Spindle Speed: 7200 RPM
- Average Latency: 4.16 ms
- Interface Transfer Rate: Up to 1200 Mbps
- Sustained Transfer Rate: 257 Mbps
System Compatibility and Supported Platforms
Power Vault Storage Arrays
- Power Vault ME4012
- Power Vault ME4024
- Power Vault ME4084
- Power Vault ME484
PowerEdge R-Series Compatibility
14G Systems
- R240, R340, R440, R540
- R640, R740, R740XD, R740XD2
- R840
15G Systems
- R250, R350, R450, R550
- R650, R650XS, R6515, R6525
- R750, R750XS, R7515, R7525
16G & 17G Systems
- R360, R660XS, R6615, R6625
- R760, R760XD2, R760XS
- R470, R570, R670, R770
- R6715, R6725, R7715, R7725
The Dell 400-BLWP 18TB SAS 12Gbps 7.2K RPM Hard Drive
The Dell 400-BLWP 18TB SAS 12Gbps 7.2K RPM 512e 3.5-inch Hot-Plug Hard Drive represents a high-capacity enterprise-grade storage solution designed for modern data centers, mission-critical servers, and scalable storage infrastructures. This category of hard drives is engineered to deliver a balance of large storage volume, reliable performance, and consistent availability under heavy workloads. Built with enterprise SAS (Serial Attached SCSI) architecture, this drive is optimized for continuous operation in environments where uptime, data integrity, and fast accessibility are essential.
SAS 12Gbps Performance
The SAS 12Gbps interface used in the Dell 400-BLWP category plays a crucial role in delivering stable and predictable data transfer rates. Unlike consumer-grade SATA drives, SAS technology is designed for enterprise environments where multiple users and applications access data simultaneously. The 12Gbps bandwidth ensures that large-scale read and write operations can be handled efficiently without bottlenecks, making it suitable for high-density server environments.
Dual-Port Connectivity
One of the defining characteristics of SAS-based storage is dual-port connectivity, which enhances system resilience. In enterprise deployments, the Dell 400-BLWP hard drive can connect to multiple controllers, allowing continuous access even in the event of a path failure. This architecture significantly reduces downtime risks and improves system availability, which is critical for financial institutions, cloud service providers, and enterprise applications that require uninterrupted access to stored data.
18TB High-Capacity
With an 18TB storage capacity, the Dell 400-BLWP category is designed for environments that require extensive data retention. This includes archival systems, surveillance storage, cloud repositories, and large-scale database management systems. The high capacity allows organizations to reduce physical drive counts, thereby optimizing rack space and power consumption in data centers.
7200 RPM Performance
The 7200 RPM rotational speed of the Dell 400-BLWP hard drive offers a balanced performance profile suitable for bulk data storage environments. While not as fast as SSDs, this speed is optimized for sustained throughput and reliability in sequential read and write operations, which are common in backup and archival systems.
512e Advanced Format
The 512e (512-byte emulation) format used in the Dell 400-BLWP category allows modern operating systems and storage controllers to maintain compatibility while benefiting from advanced physical sector designs. This improves storage efficiency and ensures smoother integration with legacy and modern systems.
Compatibility with RAID Systems
The 512e format is widely supported in RAID configurations, making the Dell 400-BLWP category ideal for redundant storage systems. It ensures compatibility with RAID controllers commonly used in Dell PowerEdge servers and enterprise storage solutions.
3.5-inch Form Factor
The 3.5-inch form factor is widely adopted in enterprise storage environments due to its balance of capacity, airflow efficiency, and mechanical stability. The Dell 400-BLWP fits seamlessly into standard server drive bays and storage enclosures, ensuring compatibility across multiple Dell enterprise systems.
Hot-Plug Capability
Hot-plug support allows administrators to replace or upgrade drives without shutting down the system. This feature is essential in mission-critical environments where downtime is not acceptable. The Dell 400-BLWP category ensures uninterrupted service continuity during maintenance or hardware replacement operations.
Backup and Archival Solutions
Backup systems benefit significantly from high-capacity drives, as they reduce the number of physical units required for large-scale data retention. The Dell 400-BLWP category is well-suited for long-term archival storage and disaster recovery systems.
Hybrid Storage Architectures
In hybrid systems combining SSDs and HDDs, the Dell 400-BLWP serves as the high-capacity storage layer, while SSDs handle caching and high-speed operations. This creates a balanced and cost-effective storage architecture.
