UCS-HD18TB10KS4K Cisco UCS 1.8TB 10K RPM SAS 12GBPS Hot Swap Hard Drive
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Cisco UCS-HD18TB10KS4K 1.8TB 10K SAS SFF Hot Swap Drive
The Cisco UCS-HD18TB10KS4K is a high-performance 2.5-inch small form factor (SFF) hot-swap hard disk drive designed for demanding enterprise environments. With a 1.8TB capacity, 10K RPM spindle speed, and SAS 12Gb/s interface, it delivers reliable, fast data access for Cisco UCS blade and rack servers.
General information
- Brand: Cisco
- Part number: UCS-HD18TB10KS4K
- Device type: Enterprise hard drive
Technical specifications
- Storage capacity: 1.8TB
- Drive format: 2.5-inch small form factor (SFF)
- Interface type: SAS 12Gb/s
- Data transfer rate: Up to 12Gbps
- Rotational speed: 10,000 RPM
Extended specifications
- Drive category: Hot-swap hard drive for enterprise servers
- Effective capacity: 1.8TB for mission-critical applications
- Form factor: 2.5-inch SFF for dense server configurations
- Interface: SAS 12Gb/s for robust, scalable connectivity
- External transfer rate: 12Gbps drive transfer rate
- Spindle speed: 10K RPM for low-latency access
- Interface ports: 1 x SAS 12Gb/s
- Compatible bay size: 2.5-inch SFF drive bays
Reliability and enterprise readiness
- Designed for: Cisco UCS blade and rack server platforms
- Ideal use cases: Virtualization, databases, and high-demand workloads
- Hot-swap capability: Enables replacement without powering down the system
Supported Cisco UCS blade servers
- Cisco UCS B200 M4 Blade Server (2.5)
- B200 M4 Blade Server (not sold standalone) (2.5)
- B200 M4 Entry SmartPlay (2.5)
- B200 M4 Performance Smart Play (2.5)
- B200 M4 Value Smart Play (2.5)
Supported Cisco UCS C220 M4 rack servers
- C220 M4 Entry Plus Smart Play (2.5)
- C220 M4 Entry Smart Play (2.5)
- C220 M4 High-density Rack Server (SFF disk drive model) (2.5)
- C220 M4 Rack Server (2.5)
- C220 M4 SFF (not sold standalone) (2.5)
- C220 M4 Value Smart Play (2.5)
Supported Cisco UCS C240 M4 rack servers
- C240 M4 High-density Rack Server (SFF HDD model) (2.5)
- C240 M4 Rack Server (2.5)
- C240 M4 SFF (not sold standalone) (2.5)
- VDI C240 M4 SFF (2.5)
Smart Play 8 C220 M4 SFF configurations
- Smart Play 8 C220 M4 SFF Entry (2.5)
- Smart Play 8 C220 M4 SFF Entry Expansion Pack (2.5)
- Smart Play 8 C220 M4 SFF Entry Plus (2.5)
- Smart Play 8 C220 M4 SFF Entry Plus Expansion Pack (2.5)
- Smart Play 8 C220 M4 SFF Performance (2.5)
- Smart Play 8 C220 M4 SFF Performance Plus (2.5)
- Smart Play 8 C220 M4 SFF Value (2.5)
- Smart Play 8 C220 M4 SFF Value Plus (2.5)
Smart Play 8 C240 M4 SFF configurations
- Smart Play 8 C240 M4 SFF Entry Plus (2.5)
- Smart Play 8 C240 M4 SFF Performance (2.5)
- Smart Play 8 C240 M4 SFF Performance Plus (2.5)
- Smart Play 8 C240 M4 SFF Value (2.5)
- Smart Play 8 C240 M4 SFF Value Expansion Pack (2.5)
- Smart Play 8 C240 M4 SFF Value Plus (2.5)
Smartplay Select C220 M4 series
- Smartplay Select C220 M4 Advanced 1 (2.5)
- Smartplay Select C220 M4 Advanced 2 (2.5)
- Smartplay Select C220 M4 Basic 1 (2.5)
- Smartplay Select C220 M4 Standard 1 (2.5)
- Smartplay Select C220 M4 Standard 2 (2.5)
Smartplay Select C240 M4 and M4L series
- Smartplay Select C240 M4 Advanced 1 (2.5)
- Smartplay Select C240 M4 Advanced 2 (2.5)
- Smartplay Select C240 M4 High Frequency 1 (2.5)
- Smartplay Select C240 M4 High Frequency 2 (2.5)
- Smartplay Select C240 M4 Standard 1 (2.5)
- Smartplay Select C240 M4 Standard 2 (2.5)
- Smartplay Select C240 M4L High Frequency 1 (2.5)
- Smartplay Select C240 M4L Standard 1 (2.5)
- Smartplay Select C240 M4L Standard 2 (2.5)
Cisco UCS-HD18TB10KS4K UCS 1.8TB 10K RPM SAS Hard Drive
The Cisco UCS-HD18TB10KS4K UCS 1.8TB 10K RPM SAS 12Gbps SFF 2.5-Inch Hot Swap Hard Drive With Tray represents a high-performance, enterprise-grade storage solution designed specifically for demanding data center environments. This category focuses on small form factor SAS drives engineered for Cisco Unified Computing System servers, offering a balance of capacity, speed, reliability, and serviceability. With a 1.8TB capacity and 10K RPM spindle speed, this drive is optimized for workloads that require fast access to data, consistent throughput, and robust resilience in mission-critical applications. The 12Gbps SAS interface ensures rapid data transfer, while the hot swap capability and integrated tray simplify maintenance and scalability in dense server deployments.
Within this category, the emphasis is on enterprise storage components that integrate seamlessly into Cisco UCS architectures, supporting virtualization, database hosting, private cloud infrastructure, and high-availability services. The 2.5-inch small form factor design allows organizations to maximize storage density in rack servers and blade chassis, enabling more drives per unit of rack space without compromising performance. As data centers evolve toward higher consolidation ratios and more complex workloads, drives like the Cisco UCS-HD18TB10KS4K become essential building blocks for reliable, scalable, and efficient infrastructure.
Enterprise SAS storage for Cisco UCS environments
The Cisco UCS-HD18TB10KS4K belongs to a specialized category of enterprise SAS hard drives tailored for Cisco UCS servers and storage subsystems. These drives are engineered to deliver predictable performance under sustained workloads, making them ideal for transactional databases, virtual machine hosting, and mixed-use environments where both read and write operations are frequent. The 12Gbps SAS interface provides a robust, full-duplex connection that supports high bandwidth and low latency, ensuring that data flows smoothly between the drive and the server’s storage controller.
In Cisco UCS deployments, storage components must align with strict compatibility, reliability, and performance standards. This category of drives is validated for use with UCS rack servers, blade servers, and integrated infrastructure solutions, reducing the risk of interoperability issues and simplifying lifecycle management. Administrators can rely on these drives to integrate with Cisco management tools, monitoring utilities, and firmware updates, creating a cohesive ecosystem where hardware, software, and network resources work together efficiently.
Enterprise SAS drives like the UCS-HD18TB10KS4K are designed to handle intensive workloads over long periods, with features that support error correction, advanced caching, and stable rotational speeds. The 10K RPM spindle speed offers a strong balance between performance and power consumption, making these drives suitable for organizations that need fast access to data but also care about energy efficiency and thermal management in their data centers. This category is particularly relevant for businesses that run critical applications such as ERP systems, CRM platforms, analytics engines, and large-scale virtualization clusters.
Small form factor 2.5-inch design and data center density
A defining characteristic of the Cisco UCS-HD18TB10KS4K category is the 2.5-inch small form factor design. In modern data centers, space is a premium resource, and the ability to fit more drives into a single server chassis can significantly impact overall capacity and flexibility. Small form factor drives allow administrators to configure servers with multiple storage options, combining performance-oriented SAS drives with higher-capacity options or solid-state drives to create tiered storage architectures.
The compact size of the 2.5-inch drive contributes to improved airflow and cooling efficiency within UCS servers. Because these drives occupy less physical space, server designers can optimize internal layouts to reduce hotspots and maintain stable operating temperatures. This is particularly important in high-density environments where racks are populated with numerous servers, each hosting multiple drives. The category of SFF SAS drives with trays is therefore closely associated with efficient thermal management and the ability to maintain performance under continuous load.
From a deployment perspective, the small form factor design also supports flexible configuration options. Organizations can choose different drive combinations based on workload requirements, mixing 1.8TB 10K RPM SAS drives with other capacities or technologies to achieve the desired balance of speed, capacity, and cost. This category enables data center architects to design storage layouts that align with business priorities, whether that means maximizing IOPS for transactional workloads or optimizing capacity for large data sets and archives.
Hot swap capability and integrated tray for simplified maintenance
The hot swap feature of the Cisco UCS-HD18TB10KS4K category is a critical advantage in enterprise environments where uptime is paramount. Hot swap capability allows administrators to replace or add drives without shutting down the server or disrupting running applications. This is particularly valuable in clustered environments, high-availability configurations, and production systems that must remain online around the clock. The integrated tray further simplifies the process, providing a standardized, tool-less mechanism for inserting and removing drives from UCS server bays.
In practice, hot swap functionality reduces maintenance windows and minimizes the impact of hardware failures. When a drive shows signs of degradation or reaches the end of its lifecycle, it can be replaced quickly while the system continues to operate. This category of drives is therefore closely associated with operational efficiency and resilience, enabling IT teams to maintain storage infrastructure with minimal disruption. The tray design ensures that drives are securely seated, properly aligned with connectors, and easy to handle, reducing the risk of physical damage or improper installation.
For organizations that manage large fleets of servers, the standardized tray and hot swap design also streamline inventory management and support processes. Technicians can work with a consistent form factor and mounting system across multiple UCS models, simplifying training and reducing the complexity of spare parts management. This category supports best practices in data center operations, where consistency, repeatability, and reliability are essential for maintaining service levels and meeting business expectations.
Performance characteristics of 10K RPM SAS drives
The 10K RPM spindle speed of the Cisco UCS-HD18TB10KS4K category is a key factor in its performance profile. Rotational speed directly influences seek times and latency, affecting how quickly the drive can access data stored on its platters. At 10,000 revolutions per minute, these drives offer faster access than traditional 7.2K RPM enterprise drives, making them well-suited for workloads that require frequent random reads and writes. This includes database operations, virtual machine storage, and application servers that handle numerous concurrent requests.
Combined with the 12Gbps SAS interface, the 10K RPM speed ensures that the drive can sustain high throughput and respond quickly to I/O requests. The SAS protocol supports robust error handling, dual-port connectivity, and advanced queuing mechanisms, which contribute to consistent performance under heavy load. In this category, drives are optimized to deliver a balance of IOPS, bandwidth, and reliability, making them a versatile choice for mid-range and high-end enterprise applications.
The 1.8TB capacity further enhances the utility of this category, providing ample space for data sets, virtual machine images, and application files while maintaining strong performance characteristics. Organizations can deploy these drives in RAID configurations to improve redundancy and performance, leveraging the strengths of 10K RPM SAS technology to build resilient storage pools. This category is therefore associated with performance-oriented storage solutions that still offer substantial capacity, bridging the gap between ultra-high-speed but lower-capacity drives and slower, high-capacity options.
Workload suitability and application scenarios
The Cisco UCS-HD18TB10KS4K category is particularly well-suited for workloads that demand a combination of speed, reliability, and moderate-to-high capacity. Transactional databases, such as those used in financial systems, e-commerce platforms, and inventory management applications, benefit from the fast access times and consistent throughput of 10K RPM SAS drives. Virtualization platforms, including large VMware, Hyper-V, or KVM environments, can leverage these drives to host virtual machine disks, ensuring responsive performance for users and applications.
Application servers that handle web services, APIs, and business logic also align well with this category. When multiple applications share the same storage pool, the ability to handle mixed read and write workloads becomes crucial. The 10K RPM SAS drives in this category are designed to maintain performance even as workload patterns shift, supporting both sequential and random access efficiently. This makes them a strong choice for organizations that run diverse workloads on shared infrastructure.
In addition, this category can play a role in tiered storage architectures, where different types of drives are used for different performance tiers. The Cisco UCS-HD18TB10KS4K can serve as a mid-tier option, sitting between high-speed solid-state drives and high-capacity, lower-speed spinning disks. Data that requires frequent access but does not demand the absolute lowest latency can be placed on these 10K RPM SAS drives, optimizing overall storage costs while maintaining acceptable performance levels.
Integration with RAID and data protection strategies
The drives in this category are commonly deployed in RAID configurations to enhance data protection and performance. RAID levels such as RAID 10, RAID 5, and RAID 6 can be used to combine multiple Cisco UCS-HD18TB10KS4K drives into arrays that provide redundancy against drive failures and improved throughput. In RAID 10, for example, mirroring and striping work together to deliver high performance and strong fault tolerance, making it suitable for critical databases and transactional systems.
RAID 5 and RAID 6 offer different trade-offs between capacity, performance, and redundancy, and the 1.8TB capacity of this category’s drives allows organizations to build arrays with substantial usable space. When integrated with Cisco UCS storage controllers and management tools, these RAID configurations can be monitored and maintained efficiently, ensuring that data remains protected and accessible. The category is therefore closely associated with robust data protection strategies that leverage both hardware capabilities and software management.
Beyond RAID, organizations may implement backup and replication solutions that work in tandem with these drives. Snapshot technologies, remote replication, and backup-to-disk strategies can all be built on top of arrays that use the Cisco UCS-HD18TB10KS4K. This category supports comprehensive data protection frameworks, helping businesses safeguard critical information against hardware failures, human error, and other risks.
Reliability, durability, and enterprise-grade design
Reliability is a core attribute of the Cisco UCS-HD18TB10KS4K category. Enterprise SAS drives are designed with higher durability standards than consumer-grade drives, incorporating features such as enhanced error correction, vibration resistance, and rigorous testing procedures. These drives are expected to operate continuously in data center environments, handling heavy workloads and elevated temperatures without compromising data integrity. The category emphasizes long-term stability and predictable behavior, which are essential for mission-critical applications.
The mechanical design of 10K RPM drives must account for rotational forces, vibration, and wear over time. Manufacturers implement technologies to minimize these effects, ensuring that drives maintain consistent performance throughout their lifecycle. In the context of Cisco UCS servers, these drives are validated to meet specific reliability criteria, including mean time between failures and error rate thresholds. This category therefore represents storage components that organizations can trust to support their most important systems.
Firmware and microcode also play a role in reliability. Drives in this category are equipped with firmware that manages error handling, caching behavior, and communication with the SAS controller. Regular updates and compatibility testing within the Cisco UCS ecosystem help ensure that these drives remain stable and secure. For enterprises that prioritize reliability and uptime, the Cisco UCS-HD18TB10KS4K category offers a compelling combination of mechanical robustness and intelligent firmware design.
Compatibility and integration within Cisco UCS architecture
The Cisco UCS-HD18TB10KS4K category is defined not only by its hardware specifications but also by its tight integration with Cisco UCS architecture. Compatibility with UCS rack servers, blade servers, and converged infrastructure solutions ensures that these drives can be deployed confidently across a wide range of configurations. Cisco’s validation processes confirm that the drives work seamlessly with UCS storage controllers, backplanes, and management tools, reducing the risk of unexpected behavior or performance issues.
In practical terms, this means that administrators can add or replace drives in UCS systems knowing that they will be recognized correctly, configured easily, and monitored effectively. The category supports integration with Cisco UCS Manager and related tools, enabling centralized control over storage resources. Health monitoring, performance metrics, and alerting mechanisms help IT teams maintain visibility into drive status, identify potential issues early, and plan maintenance activities proactively.
The tray included with the Cisco UCS-HD18TB10KS4K is designed specifically for UCS drive bays, ensuring proper fit and alignment. This reduces installation complexity and helps maintain consistent mechanical and electrical connections. The category therefore encompasses not just the drive itself but also the physical integration components that make deployment straightforward and reliable in Cisco environments.
Role in unified computing and converged infrastructure
Cisco UCS is built around the concept of unified computing, where servers, networking, and storage are integrated into a cohesive system. The Cisco UCS-HD18TB10KS4K category plays a vital role in this ecosystem by providing the storage foundation for compute workloads. In converged and hyperconverged infrastructure solutions, these drives may be used to host virtualized storage pools, application data, and system images, contributing to the overall performance and resilience of the platform.
As organizations adopt private cloud architectures and software-defined data centers, the need for reliable, high-performance storage becomes even more pronounced. The category of 1.8TB 10K RPM SAS drives with trays supports these initiatives by offering predictable performance and straightforward integration. Whether used in traditional three-tier architectures or modern converged systems, these drives help ensure that storage does not become a bottleneck for compute and network resources.
The unified nature of Cisco UCS also means that storage decisions can be aligned with broader infrastructure strategies. Administrators can plan capacity, performance, and redundancy across servers and storage components in a coordinated manner. The Cisco UCS-HD18TB10KS4K category fits neatly into this planning process, providing a known, validated option for mid-range performance and capacity requirements.
Scalability and future-proofing in data center deployments
Scalability is a key consideration for any data center storage solution, and the Cisco UCS-HD18TB10KS4K category is designed to support growth over time. As workloads expand and data volumes increase, organizations can add more drives to existing UCS servers or deploy additional servers with the same drive category. The small form factor design and hot swap capability make it easy to scale storage capacity without major disruptions or infrastructure changes.
Future-proofing is also an important aspect of this category. While storage technologies continue to evolve, 10K RPM SAS drives remain a reliable and widely used option for many enterprise workloads. The 12Gbps SAS interface ensures compatibility with current-generation controllers and provides a performance envelope that can support demanding applications. By standardizing on a category like the Cisco UCS-HD18TB10KS4K, organizations can build storage strategies that remain relevant and effective over multiple hardware refresh cycles.
In addition, the ability to integrate these drives into hybrid storage environments, where solid-state and spinning media coexist, offers flexibility for future optimization. As certain workloads migrate to flash storage, others may continue to rely on 10K RPM SAS drives for cost-effective performance. The category therefore supports a balanced approach to storage evolution, allowing organizations to adapt gradually rather than making abrupt, disruptive changes.
Energy efficiency and thermal considerations
Energy efficiency and thermal management are increasingly important in modern data centers, and the Cisco UCS-HD18TB10KS4K category addresses these concerns through its small form factor and optimized design. While 10K RPM drives consume more power than lower-speed options, their compact size and efficient mechanical design help mitigate overall energy usage. When deployed in UCS servers with well-designed airflow and cooling systems, these drives can operate within acceptable temperature ranges without excessive power draw.
The 2.5-inch form factor contributes to better airflow patterns within the server chassis, allowing cooling systems to remove heat effectively. This helps maintain stable operating conditions, which in turn supports drive reliability and performance. The category is therefore associated with storage solutions that balance performance with responsible energy use, aligning with broader sustainability goals in data center operations.
Organizations that monitor power consumption and thermal metrics can use data from UCS management tools to optimize drive deployment and configuration. By understanding how drives in this category behave under different workloads, administrators can make informed decisions about rack layout, cooling strategies, and capacity planning. This contributes to a more efficient and sustainable data center environment, where performance and reliability are achieved without unnecessary energy expenditure.
Use cases and deployment strategies for Cisco UCS-HD18TB10KS4K
The Cisco UCS-HD18TB10KS4K category lends itself to a wide range of use cases in enterprise IT. One common deployment scenario involves using these drives as primary storage for database servers, where the combination of 10K RPM speed and 1.8TB capacity provides a strong foundation for transactional workloads. Another scenario is hosting virtual machine disks in virtualization clusters, where multiple drives in RAID arrays deliver the IOPS and throughput needed to support many concurrent users and applications.
Application servers that run business-critical software, such as ERP, CRM, and analytics platforms, can also benefit from this category. By deploying these drives in UCS servers dedicated to application hosting, organizations can ensure responsive performance and reliable data access. In some cases, the drives may be used in mixed configurations, where certain volumes are optimized for performance while others prioritize capacity, all within the same UCS environment.
Backup and recovery systems represent another important use case. While high-capacity drives are often used for long-term archival storage, 10K RPM SAS drives like those in this category can serve as staging areas for backup operations, providing fast access for restore processes and replication tasks. This can be particularly valuable in environments where rapid recovery is essential for maintaining business continuity.
Designing storage tiers with 1.8TB 10K RPM SAS drives
Storage tiering is a strategy that involves assigning different types of storage media to different performance tiers based on workload requirements. The Cisco UCS-HD18TB10KS4K category fits naturally into mid-tier storage, where performance and capacity must be balanced. Data that is frequently accessed but does not require the ultra-low latency of solid-state drives can be placed on these 10K RPM SAS drives, ensuring that users experience responsive performance without incurring the higher costs associated with all-flash solutions.
In a typical tiered architecture, the top tier might consist of NVMe or SAS SSDs, the middle tier of 10K RPM SAS drives, and the lower tier of high-capacity, lower-speed disks. The category of 1.8TB 10K RPM drives provides a robust middle tier that can handle a wide variety of workloads, from virtual machines to application data and frequently accessed files. By carefully mapping workloads to tiers, organizations can optimize both performance and cost, making efficient use of their storage investments.
Tiering strategies can be implemented manually or through automated storage management tools that move data between tiers based on access patterns. In either case, the Cisco UCS-HD18TB10KS4K category plays a crucial role in providing a reliable, high-performance tier that supports dynamic data movement and evolving workload demands.
Operational best practices for managing this drive category
Effective management of the Cisco UCS-HD18TB10KS4K category involves a combination of monitoring, maintenance, and planning. Administrators should regularly review drive health metrics, including error rates, temperature readings, and performance statistics, using Cisco UCS management tools and any additional monitoring solutions in place. Early detection of potential issues allows for proactive maintenance, such as replacing drives before they fail or adjusting workloads to prevent performance degradation.
Firmware updates and compatibility checks are also important. Ensuring that drives in this category run the latest validated firmware helps maintain stability, security, and performance. When planning hardware refreshes or expansions, organizations should consider how new drives will integrate with existing arrays and controllers, maintaining consistency across the storage environment.
Capacity planning is another key aspect of operational best practices. By analyzing current and projected data growth, administrators can determine when additional drives or servers will be needed. The 1.8TB capacity of this category provides a useful baseline for planning, allowing organizations to estimate how many drives will be required to support specific workloads and redundancy levels. Thoughtful planning helps avoid unexpected capacity constraints and ensures that storage remains aligned with business needs.
Strategic value of the Cisco UCS-HD18TB10KS4K category
The strategic value of the Cisco UCS-HD18TB10KS4K UCS 1.8TB 10K RPM SAS 12Gbps SFF 2.5-Inch Hot Swap Hard Drive With Tray category lies in its ability to deliver reliable, high-performance storage that integrates seamlessly with Cisco UCS infrastructure. By standardizing on this category for mid-tier storage needs, organizations can simplify procurement, deployment, and management processes, creating a consistent foundation for critical workloads. The combination of 10K RPM speed, 12Gbps SAS connectivity, 1.8TB capacity, small form factor design, and hot swap capability makes these drives a versatile and dependable choice for modern data centers.
As enterprises continue to evolve their IT environments, adopting new applications, expanding virtualization, and embracing hybrid cloud strategies, the need for robust on-premises storage remains. The Cisco UCS-HD18TB10KS4K category addresses this need by offering a proven, enterprise-grade solution that supports a wide range of use cases. Its alignment with Cisco UCS architecture ensures that storage decisions can be made confidently, with full awareness of compatibility and performance characteristics.
Ultimately, this category represents a key component in building resilient, scalable, and efficient data center infrastructure. Organizations that leverage the strengths of the Cisco UCS-HD18TB10KS4K UCS 1.8TB 10K RPM SAS 12Gbps SFF 2.5-Inch Hot Swap Hard Drive With Tray can create storage environments that support their strategic objectives, from delivering responsive applications to maintaining high availability and protecting critical data.
