WUSTVA119BSS200 Western Digital Ultrastar DC SS540 1.92TB SSD SAS-12Gbps 3D TLC NAND LSE SFF

WD WUSTVA119BSS200 1.92TB SAS-12Gbps SSD

The Western Digital WUSTVA119BSS200 Ultrastar DC SS540 1.92TB SAS-12Gbps 3D TLC NAND LSE SFF Solid State Drive is a high-performance enterprise-class storage device designed to meet the rigorous demands of modern data centers, cloud computing platforms, and high-speed enterprise workloads. Engineered by Western Digital, one of the global leaders in storage technology, this solid-state drive represents a blend of durability, reliability, and superior performance optimized for 24/7 enterprise operations. Built with cutting-edge 3D TLC NAND flash and supported by a 12Gbps SAS interface, the Ultrastar DC SS540 delivers high-speed data throughput, consistent latency, and outstanding endurance, making it an ideal choice for mission-critical applications that require continuous availability and predictable I/O performance.

Enterprise-Grade Performance and Reliability

The Western Digital Ultrastar DC SS540 SSD stands as a cornerstone in enterprise data storage technology due to its exceptional performance metrics. Featuring a SAS 12Gbps dual-port interface, this drive ensures high data transfer rates and redundancy capabilities, allowing seamless operation in environments that demand constant data access. The dual-port SAS configuration enhances reliability by enabling failover paths, which means even in the event of one port or path failure, data accessibility remains uninterrupted. This capability is particularly important for data center infrastructures, enterprise servers, and mission-critical applications that rely heavily on consistent uptime and low-latency data delivery.

Designed for Data Center Efficiency

The Western Digital WUSTVA119BSS200 Ultrastar DC SS540 is tailored for data centers seeking both high performance and energy efficiency. Built with advanced power management features, it provides an optimal balance between energy consumption and performance output. With its 1.92TB capacity, this SSD can support large-scale virtualization workloads, intensive transactional databases, and large analytics operations without compromising on speed or responsiveness. The drive's low latency and high IOPS (input/output operations per second) capability allow servers to respond faster to data requests, significantly enhancing overall system efficiency and performance per watt.

Endurance and Reliability Engineering

Enterprise storage demands not only speed but also endurance, and the Ultrastar DC SS540 is engineered to deliver both. It uses Western Digital’s 3D TLC NAND flash memory, which provides exceptional write endurance and data retention even under heavy workloads. The drive is designed to handle multiple drive writes per day (DWPD), allowing organizations to write large volumes of data consistently without performance degradation. Additionally, the SSD incorporates advanced error correction, power loss protection, and end-to-end data path protection technologies to ensure that data integrity is maintained even in adverse conditions. These features make the WUSTVA119BSS200 model suitable for high-write environments such as online transaction processing (OLTP), financial analytics, and high-frequency trading systems.

Western Digital Ultrastar DC SS540 1.92TB

The Ultrastar DC SS540 series from Western Digital features enterprise-grade hardware specifications designed for performance, endurance, and scalability. The WUSTVA119BSS200 model offers a total storage capacity of 1.92 terabytes and uses the SAS 12Gbps interface standard for high-speed connectivity and dual-port redundancy. Its compact SFF (Small Form Factor) 2.5-inch design allows it to fit easily into high-density storage arrays, servers, and all-flash data center environments. The use of 3D TLC NAND technology ensures an optimal combination of capacity, performance, and cost-effectiveness. The SSD delivers sequential read speeds up to 1980 MB/s and sequential write speeds up to 1800 MB/s, depending on workload and configuration. Random read and write performance also excel, making it ideal for mixed-use enterprise workloads.

3D TLC NAND Flash Memory Advantages

The 3D TLC NAND flash used in the Western Digital Ultrastar DC SS540 provides several advantages over traditional planar NAND technology. With its vertically stacked cell architecture, 3D NAND enables greater storage density, improved endurance, and reduced power consumption. This design allows more data to be stored within a smaller footprint while maintaining consistent performance and reliability. The TLC (Triple-Level Cell) configuration balances endurance and cost-efficiency, making it ideal for enterprise storage environments where both capacity and reliability are essential. Additionally, the use of advanced error correction and wear-leveling algorithms ensures uniform cell usage, prolonging the life of the drive and maintaining performance consistency over time.

Advanced SAS 12Gbps Interface

The SAS 12Gbps interface used in the WUSTVA119BSS200 SSD provides high bandwidth and low latency communication between the storage device and the host system. Compared to SATA interfaces, SAS offers greater reliability, scalability, and dual-port capabilities, which are crucial for enterprise-grade storage configurations. The dual-port feature enables multi-path I/O operations, allowing two independent data paths for increased availability and fault tolerance. This ensures that if one path fails, the other remains active, maintaining uninterrupted data access. The SAS interface also supports backward compatibility with 6Gbps SAS environments, ensuring flexibility and ease of integration with existing infrastructure.

Application Scenarios for Ultrastar DC SS540 1.92TB SSD

The Western Digital WUSTVA119BSS200 Ultrastar DC SS540 SSD is purpose-built for environments that demand both high reliability and sustained performance. Its combination of endurance, capacity, and throughput makes it suitable for a broad range of enterprise applications. From data center virtualization to high-performance computing and real-time analytics, this drive is designed to handle workloads that push storage systems to their limits. It is particularly well-suited for database servers, hyper-scale cloud environments, and enterprise resource planning (ERP) systems where fast data access and consistent latency are critical for performance.

Data Center and Cloud Infrastructure

Modern data centers require scalable and efficient storage solutions that can handle large volumes of data without compromising on performance. The Ultrastar DC SS540 delivers precisely that with its robust design and energy efficiency. In cloud environments, it supports multi-tenant workloads and ensures predictable performance across virtual machines. The drive’s low latency helps improve application responsiveness, enabling cloud providers to deliver better service level agreements (SLAs) to their clients. Additionally, the power efficiency of the drive reduces operational costs, which is vital for large-scale data center operations where energy savings directly translate to cost reductions.

Virtualization and High-Performance Workloads

Virtualized environments place unique demands on storage, requiring consistent I/O performance across multiple virtual instances. The Western Digital WUSTVA119BSS200 Ultrastar DC SS540 meets these demands by delivering high throughput and consistent performance across diverse workloads. This makes it an excellent choice for virtual desktop infrastructure (VDI) setups, where many users simultaneously access shared resources. The drive’s low latency ensures quick response times and minimal bottlenecks, providing a seamless user experience even under heavy load conditions.

Enterprise Database and Transactional Applications

For enterprise databases such as Microsoft SQL Server, Oracle, and MySQL, the need for consistent I/O performance and data reliability is paramount. The Ultrastar DC SS540’s SAS interface and 3D TLC NAND design allow it to handle high transaction rates with minimal latency. Its superior write endurance and sustained performance ensure that database operations, including read-heavy queries and write-intensive transactions, run smoothly without degradation over time. This level of reliability and performance makes it ideal for industries like finance, telecommunications, and e-commerce, where data integrity and speed are critical.

Thermal Stability and Longevity

The Ultrastar DC SS540 incorporates advanced thermal throttling and monitoring technologies to maintain consistent operation even under high-temperature conditions. This ensures that the drive continues to deliver stable performance over prolonged use. The device’s enclosure and controller are designed to dissipate heat efficiently, supporting dense data center deployments where cooling is often a challenge. The result is an SSD that performs reliably, even when subjected to intensive workloads and continuous operation cycles.

Data Security and Protection Features

In enterprise environments, data protection is as important as performance. The Western Digital WUSTVA119BSS200 Ultrastar DC SS540 incorporates multiple layers of data security to safeguard against both internal and external threats. With hardware-based encryption and secure erase features, sensitive data remains protected throughout its lifecycle. The SSD supports TCG enterprise security protocols, ensuring compliance with industry standards for data confidentiality and integrity. Additionally, features like end-to-end data path protection, error detection, and correction mechanisms ensure that data written to the drive remains accurate and reliable even during extensive use.

Power Loss Protection and Data Integrity

Sudden power interruptions can result in data corruption or loss in traditional storage systems. The Ultrastar DC SS540 addresses this with built-in power loss protection circuitry that maintains data integrity even in the event of unexpected shutdowns. This feature uses capacitors to preserve in-transit data, ensuring that all data in the cache is safely written to NAND flash before the drive loses power. Combined with end-to-end data protection, these mechanisms ensure that every bit of data remains accurate and accessible, minimizing downtime and data recovery costs.

Scalability and Integration

The Western Digital Ultrastar DC SS540 1.92TB SSD is designed for seamless integration into existing IT infrastructures. With its standard 2.5-inch SFF form factor and SAS interface, it is compatible with a wide range of enterprise servers, storage arrays, and JBOD systems. Its backward compatibility with SAS 6Gbps systems provides additional flexibility, allowing organizations to upgrade their storage solutions incrementally without replacing existing hardware. The drive’s scalability ensures that as data requirements grow, enterprises can easily add more drives to their systems, creating high-performance storage clusters that deliver both capacity and speed.

Deployment in Hybrid and All-Flash Environments

The Ultrastar DC SS540 is versatile enough to be deployed in both hybrid and all-flash storage configurations. In hybrid systems, it can serve as a high-performance tier, accelerating data access for frequently used applications while traditional HDDs handle archival data. In all-flash arrays, it contributes to ultra-fast performance and reduced latency, ideal for workloads that demand maximum responsiveness. This flexibility makes it a preferred choice for system architects and IT professionals designing scalable, efficient, and reliable enterprise storage infrastructures.

Western Digital’s Commitment to Quality

The Western Digital Ultrastar DC SS540 series exemplifies the company’s commitment to quality, innovation, and enterprise reliability. Every drive undergoes rigorous testing and validation to ensure consistent performance and long-term reliability under diverse workloads. Western Digital’s decades of expertise in storage technology translate into products that deliver not only performance but also peace of mind for enterprise customers. The WUSTVA119BSS200 model benefits from advanced firmware optimization, improved error handling, and robust quality assurance, ensuring that it meets or exceeds industry standards for enterprise-grade solid-state storage.

Comparative Advantages of the Ultrastar DC SS540

When compared to other enterprise-grade SSDs, the Western Digital Ultrastar DC SS540 offers a unique balance of capacity, endurance, and performance. Its 3D TLC NAND technology provides better cost-per-gigabyte efficiency while maintaining reliability levels similar to higher-endurance SLC or MLC designs. The SAS 12Gbps interface outperforms SATA SSDs in data transfer speeds and redundancy capabilities, ensuring faster access to critical data and enhanced fault tolerance. Moreover, the LSE (Limited Service Error) optimization feature improves data consistency and reduces latency variations, which is vital for enterprise applications that demand deterministic performance. With these characteristics, the WUSTVA119BSS200 stands as an ideal solution for businesses looking to upgrade their infrastructure to high-performance flash storage.

Performance Under Mixed Workloads

Many enterprise environments feature mixed workloads involving both sequential and random I/O operations. The Ultrastar DC SS540 is designed to handle such conditions gracefully, maintaining consistent throughput across different data access patterns. Whether processing streaming data, running complex analytical queries, or supporting transactional systems, the drive ensures predictable performance that scales efficiently with demand. This ability to sustain performance consistency under diverse conditions sets it apart from consumer-grade SSDs and even some enterprise alternatives.

Long-Term Investment Value

Investing in enterprise-grade storage like the Western Digital Ultrastar DC SS540 1.92TB SSD ensures long-term operational efficiency and reduced total cost of ownership. Its high endurance rating, reliable SAS interface, and robust data protection mechanisms mean fewer drive replacements and less downtime over time. The energy-efficient design also contributes to operational savings by reducing power consumption across large-scale deployments. Combined with Western Digital’s proven track record in reliability and customer support, the Ultrastar DC SS540 offers substantial return on investment for data-driven organizations.