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Computer & Network CablesDell 161-BCKY 12TB 7.2K RPM NL SAS-12GBPS 512e LFF Hot Plug HDD
161-BCKY
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Brief Overview of 161-BCKY
Dell 161-BCKY 12TB SAS-12GBPS 7.2K RPM NL 256MB Buffer 512e 3.5-inch Hot Plug Hard Drive With Tray For 14g/15g/16g Poweredge Server. New Sealed in Box (NIB) with 1-Year Warranty
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Description
Overview of the Dell 161-BCKY 12TB 12GBPS HDD
Dell 161-BCKY 12TB SAS 12Gbps enterprise-class hard drive is engineered for high-capacity storage environments, delivering reliable performance with 7200 RPM rotational speed and a 256MB buffer. Designed in a 3.5-inch hot-plug form factor with tray support, this nearline (NL) HDD ensures seamless integration into Dell PowerEdge 14th, 15th, and 16th generation servers, making it ideal for scalable data centers and mission-critical workloads requiring consistent throughput and durability.
General Information
- Brand: Dell
- Model Number: 161-BCKY
- Product Type: Enterprise Hard Disk Drive
Technical Specifications
- Storage Capacity: 12TB high-volume data storage
- Form Factor: 3.5 Inch enterprise HDD design
- Interface: SAS 12Gbps high-speed connectivity
- Cache Memory: 256MB buffer for optimized data handling
- Sector Format: 512e advanced sector emulation
Performance Details
- Rotational Speed: 7200 RPM for balanced performance and stability
- Average Latency: 4.16 ms response efficiency
- Read Transfer Rate: Up to 243 MB/s sustained performance
- Write Transfer Rate: Up to 255 MB/s optimized throughput
- Typical Seek Time (Read): 8.0 ms
- Typical Seek Time (Write): 8.6 ms
- Buffer Size: 256MB integrated cache memory
Expansion & Connectivity
- Interface: Single SAS 12Gb/s port
- Drive Bays: Hot-swappable 3.5-inch supported slot
- Deployment Type: Enterprise server-grade internal storage expansion
Compatibility List
- PowerEdge R240
- PowerEdge R250
- PowerEdge R340
- PowerEdge R350
- PowerEdge R360
- PowerEdge R440
- PowerEdge R450
- PowerEdge R540
- PowerEdge R550
- PowerEdge R640
- PowerEdge R650xs
- PowerEdge R660
- PowerEdge R6615
- PowerEdge R6625
- PowerEdge R6715
- PowerEdge R6725
- PowerEdge R740
- PowerEdge R740xd
- PowerEdge R750
- PowerEdge R750xs
- PowerEdge R7515
- PowerEdge R7525
- PowerEdge R760
- PowerEdge R7615
- PowerEdge R7625
- PowerEdge R7715
- PowerEdge R7725
- PowerEdge T350
- PowerEdge T360
- PowerEdge T550
- PowerEdge T560
Dell 161-BCKY 12TB 12GBPS Hot Plug Hard Drive
The Dell 161-BCKY 12TB SAS 12Gbps 7.2K RPM NL 256MB Buffer 512e 3.5-inch Hot Plug Hard Drive With Tray is designed as a high-capacity enterprise storage component engineered for modern data center environments where reliability, sustained throughput, and scalable storage density are critical. This drive belongs to the nearline enterprise class, combining large storage volume with consistent mechanical performance suitable for bulk data retention, archival systems, virtualization repositories, and structured backup environments. Its architecture is optimized to serve multi-user workloads in server infrastructures where continuous uptime and predictable performance behavior are essential.
Built to integrate seamlessly into Dell enterprise server ecosystems, this storage unit is positioned as a dependable solution for expanding storage pools without compromising operational stability. The combination of high-capacity platters and enterprise-grade firmware allows it to maintain balanced performance under sustained read and write operations, making it suitable for organizations handling large datasets across distributed systems.
SAS Interface and 12Gbps Data Transfer
The SAS 12Gbps interface is one of the defining characteristics of this drive, delivering a high-speed serial connection designed for enterprise storage fabrics. SAS technology provides dual-port connectivity, enabling redundancy and multipath I/O operations that significantly improve system resilience in clustered environments. The 12Gbps bandwidth allows the drive to sustain high sequential data transfer rates, which is essential when handling large-scale data operations such as database replication, virtualization image storage, and high-volume transaction logging.
Unlike consumer-grade interfaces, SAS ensures superior command queuing and error recovery mechanisms, allowing the drive to maintain stable communication even under heavy server load. This results in improved responsiveness in multi-tenant environments where simultaneous read and write requests are common. The interface also supports backward compatibility with earlier SAS generations, ensuring flexible integration within mixed infrastructure environments.
7.2K RPM Rotational Performance
The 7,200 RPM rotational speed class positions this drive within the nearline storage segment, where capacity and endurance take priority over ultra-low latency performance. This rotational speed provides a balanced equilibrium between energy efficiency and sustained data access performance. It is particularly well suited for sequential workloads and large-block data transfers that are common in backup systems and archival storage environments.
Nearline drives are engineered for extended operational cycles, making them suitable for environments where data is accessed frequently but not continuously at ultra-high speeds. The mechanical stability of the rotational system ensures consistent platter movement, reducing performance variance under long-duration workloads. This design supports predictable throughput in enterprise storage arrays where uniform performance across multiple drives is required.
Cache Memory and Data Optimization
The integrated 256MB cache buffer plays a critical role in enhancing data handling efficiency by temporarily storing frequently accessed or pending write data. This high-capacity cache significantly reduces latency during repetitive read operations and helps smooth out performance fluctuations during intensive write bursts. In enterprise workloads where multiple applications access shared storage resources, the buffer acts as a dynamic optimization layer that improves responsiveness.
By leveraging intelligent caching algorithms, the drive prioritizes data movement based on usage patterns, ensuring that critical data paths remain efficient even during peak demand periods. This contributes to improved overall system throughput and reduces the likelihood of bottlenecks in multi-user environments. The buffer also assists in maintaining data integrity during sudden power loss scenarios by ensuring that in-flight data is properly managed.
512e Advanced Format Sector
The 512e sector format represents an advanced storage architecture that emulates traditional 512-byte sectors while physically utilizing larger 4K sectors on the disk platters. This hybrid approach ensures compatibility with legacy systems while benefiting from the improved efficiency of modern sector layouts. The result is enhanced error correction capabilities, improved storage density utilization, and better alignment with contemporary file systems.
This format allows enterprise environments to transition smoothly from older storage infrastructures without requiring extensive reconfiguration of existing applications. It also improves the efficiency of data encoding and error recovery processes, reducing the overhead associated with frequent read-write cycles. The architecture contributes to improved reliability and long-term data stability in high-density storage deployments.
Form Factor and Hot Plug 3.5-inch Tray Design
The 3.5-inch form factor is widely used in enterprise storage systems due to its ability to accommodate high-capacity platters while maintaining mechanical stability. The inclusion of a hot plug tray enables seamless installation and replacement of drives without requiring system shutdown, which is essential for maintaining uptime in production environments. This feature supports dynamic infrastructure management and simplifies maintenance operations in large-scale server deployments.
Hot plug functionality is particularly valuable in data centers where continuous availability is a critical requirement. It allows administrators to replace or upgrade storage components without interrupting ongoing services. The tray design also ensures proper alignment and secure mounting within server bays, reducing vibration and improving operational reliability.
Compatibility with Dell PowerEdge Servers
This storage drive is engineered for seamless integration with Dell PowerEdge server generations 14G, 15G, and 16G. These server platforms are widely deployed in enterprise environments for virtualization, database hosting, cloud computing, and large-scale application hosting. Compatibility ensures that the drive can be deployed without firmware conflicts or hardware adaptation issues.
The drive's firmware is optimized for Dell server architectures, allowing it to communicate effectively with RAID controllers and storage backplanes. This ensures consistent performance across multi-drive configurations and enhances system-level stability. The compatibility across multiple server generations also provides organizations with flexibility in scaling or upgrading their infrastructure without replacing entire storage ecosystems.
Reliability and Enterprise Durability
Reliability is a core attribute of this enterprise-grade storage device. It is designed to withstand continuous operation in high-temperature, high-load environments typical of data centers. The mechanical components are engineered for long operational lifespan, with reinforced spindle motors and precision-balanced platters that reduce wear over time.
Enterprise firmware features include advanced error correction, predictive failure analysis, and sector remapping capabilities. These systems work together to detect and mitigate potential data integrity issues before they impact system performance. The result is improved uptime and reduced maintenance requirements across large storage deployments.
Storage Expansion and Scalability
The 12TB capacity of this drive makes it a strategic component for scalable storage expansion in enterprise systems. Organizations can incrementally increase storage capacity without redesigning existing infrastructure, allowing for cost-effective growth. The high-density design reduces rack space requirements, enabling more efficient data center utilization.
Scalability is further enhanced by compatibility with modular server architectures, allowing additional drives to be integrated as data demands increase. This flexibility supports long-term infrastructure planning and ensures that storage systems can evolve alongside organizational data growth patterns.
Features
Manufacturer Warranty:
None
Product/Item Condition:
New Sealed in Box (NIB)
ServerOrbit Replacement Warranty:
1 Year Warranty
