345-BELF Dell 1.92TB SSD Up to SAS 24Gbps ISE Read Intensive 2.5in Drive

Comprehensive Product Description

Product Overview

• Brand: Dell Technologies
• Part Number: 345-BELF
• Product Line: Enterprise-Class Solid State Drive
• Device Type: Hot-Plug SSD for Servers

Storage & Interface

• Capacity: 1.92TB
• Form Factor: 2.5-Inch SFF
• Interface: SAS 24Gbps high-speed connectivity
• Emulation Support: 512e (512-byte sector emulation)
• Workload Type: Read-Intensive endurance for enterprise use

Expansion & Connectivity

• Available Interfaces: 1 x SAS 24Gb/s
• Bay Compatibility: Hot-plug 2.5-Inch slots
• Integration: Designed for seamless Dell PowerEdge deployment

Performance Benefits

Read-Intensive Optimization

• Ideal for analytics workloads and database acceleration
• Reliable throughput for cloud computing and virtualization
• Lower latency for data retrieval operations

Enterprise-Class Reliability

• Certified and validated for Dell PowerEdge servers
• Engineered for 24/7 uptime in mission-critical environments
• Hot-plug feature ensures minimal downtime during maintenance

Compatibility

Rack Servers

• R440, R450, R550, R640
• R650, R650xs, R6515, R6525
• R660, R660xs, R6615, R6625
• R740, R740xd, R750, R750xa, R750xs
• R7515, R7525, R760, R760xa, R7615, R7625
• R840, R860, R940, R940xa, R960

Modular & High-Density Systems

• C6420, C6520, C6525, C6600, C6615, C6620
• MX760c
• HS5610, HS5620

Tower Servers

• T550, T560

Specialized Systems

• XR7620
• PowerVault MD2424

Key Advantages

• High-speed SAS 24Gbps bandwidth for faster data handling
• 1.92TB enterprise-grade capacity for storage-hungry workloads
• 512e emulation ensures compatibility with modern and legacy systems
• Hot-plug support for quick swaps without downtime
• Energy-efficient design with optimized endurance for read-heavy use

Best-Fit Use Cases

Optimized Applications

• Business intelligence and reporting
• Data warehousing and cloud storage
• Virtual desktop infrastructure (VDI)
• Web-scale applications and enterprise workloads

Deployment Value

The Dell 1.92TB SAS 24Gbps SSD combines speed, reliability, and secure hot-plug functionality, making it an excellent fit for PowerEdge and PowerVault environments that demand both high capacity and efficiency.

Dell 345-BELF 1.92TB SAS 24Gbps Read Intensive SSD: Enterprise-Class Storage for High-Performance Data Access

The Dell 345-BELF 1.92TB SSD is a high-capacity, read-intensive solid-state drive engineered for enterprise environments that demand rapid data access, low latency, and robust reliability. Featuring a SAS interface capable of up to 24Gbps throughput, Instant Secure Erase (ISE) functionality, and a 2.5-inch hot-plug form factor, this SSD is optimized for workloads such as boot volumes, virtual desktop infrastructure (VDI), media streaming, and web hosting. Its read-intensive classification makes it ideal for applications with frequent data retrieval and minimal write operations, ensuring long-term endurance and consistent performance.

Interface and Connectivity

Next-Generation SAS 24Gbps Interface

The Dell 345-BELF SSD leverages the latest SAS-4 (Serial Attached SCSI) interface, delivering up to 24Gbps bandwidth. This interface offers dual-port redundancy, full-duplex communication, and advanced error correction, making it suitable for mission-critical enterprise deployments. Compared to SAS-12Gbps and SATA interfaces, SAS-24Gbps significantly enhances throughput, scalability, and signal integrity.

Backward Compatibility and Integration

While optimized for SAS-24Gbps controllers, the drive maintains backward compatibility with SAS-12Gbps infrastructure, ensuring seamless integration into existing server environments. This flexibility allows IT administrators to upgrade storage performance without overhauling entire systems.

Dual-Port Redundancy

The dual-port architecture of SAS drives enables failover support and multipath I/O configurations, enhancing data availability and fault tolerance. This is critical for high-availability clusters and storage arrays where uninterrupted access is paramount.

Form Factor and Hot-Plug Capability

2.5-Inch Enterprise Form Factor

The Dell 345-BELF SSD features a standard 2.5-inch form factor, compatible with most Dell PowerEdge servers and storage enclosures. Its compact design supports dense storage configurations, allowing for high-capacity deployments in limited rack space.

Hot-Plug Functionality

Hot-plug support enables drive replacement or upgrades without system downtime. This feature is essential for minimizing service interruptions in environments requiring 24/7 availability, such as data centers, financial institutions, and healthcare systems.

Capacity and Endurance

1.92TB Storage for Read-Heavy Workloads

With a capacity of 1.92TB, the Dell 345-BELF SSD provides ample space for operating systems, application binaries, and read-centric datasets. This capacity supports scalable deployments across virtualized environments, cloud platforms, and enterprise databases.

Read Intensive Classification

The drive is classified as read-intensive, meaning it is optimized for applications that involve frequent data access and minimal write activity. Typical use cases include boot volumes, media libraries, web content repositories, and log storage.

Endurance Rating and DWPD

The drive supports a 1 Drive Write Per Day (DWPD) endurance rating over a five-year warranty period. This ensures reliable performance for workloads that require consistent read throughput without excessive write cycles.

Performance Characteristics

High Sequential Read Throughput

The Dell 345-BELF SSD delivers exceptional sequential read speeds, enabling rapid access to large files and datasets. This performance is critical for media streaming platforms, backup restoration, and software distribution systems.

Optimized Random Read IOPS

The drive is tuned for high random read IOPS, ensuring responsiveness in environments with frequent small-block data access. This includes virtual machine boot processes, search indexing, and metadata retrieval in file systems.

Low Latency Architecture

The SSD’s low-latency design minimizes response times, enhancing application performance and user experience. Whether serving web pages or booting virtual desktops, the drive maintains consistent latency under varying load conditions.

Security Features

Instant Secure Erase (ISE)

The Dell 345-BELF SSD includes Instant Secure Erase functionality, allowing administrators to quickly and securely wipe all data from the drive. This feature is essential for compliance with data protection regulations and secure decommissioning of hardware.

Data Sanitization and Compliance

ISE ensures that sensitive data is irrecoverable, supporting compliance with standards such as NIST 800-88 and GDPR. It simplifies asset disposal and reduces the risk of data breaches during hardware transitions.

Reliability and Durability

Enterprise-Grade NAND Flash

The SSD utilizes high-quality NAND flash memory with advanced wear-leveling, error correction, and over-provisioning algorithms. These features enhance reliability, extend lifespan, and ensure consistent performance in demanding environments.

MTBF and UBER Ratings

With a Mean Time Between Failures (MTBF) exceeding 2 million hours and a low Unrecoverable Bit Error Rate (UBER), the Dell 345-BELF SSD offers robust durability. These metrics confirm its suitability for continuous operation in mission-critical applications.

Compatibility and Deployment

Dell PowerEdge Server Integration

The Dell 345-BELF SSD is validated for use in Dell PowerEdge servers and storage arrays. It integrates seamlessly with Dell RAID controllers, management software, and firmware update tools, ensuring optimal performance and simplified deployment.

RAID Support and Storage Architectures

The drive supports standard RAID configurations such as RAID 1, RAID 5, and RAID 10. Its 2.5-inch form factor and SAS interface make it compatible with hot swap bays in rack-mounted servers and storage enclosures, enabling flexible storage architectures tailored to specific workload requirements.

Use Case Scenarios

Boot Volumes and Operating System Storage

The Dell 345-BELF SSD is ideal for use as a boot drive in enterprise servers. Its high read performance ensures fast operating system loading and application startup. The 1.92TB capacity accommodates OS files, system logs, and essential binaries.

Web Hosting and Content Delivery

In web hosting environments, the SSD delivers rapid access to static content, scripts, and media files. Its read-intensive optimization ensures fast page loads and responsive user experiences. The drive supports content delivery networks (CDNs) by serving cached assets with minimal latency.

Media Streaming Platforms

For video-on-demand and audio streaming services, the SSD provides the read throughput necessary to deliver high-resolution content to multiple users simultaneously. Its SAS interface ensures sustained performance under concurrent access conditions.

Archival and Log Storage

The drive is suitable for storing logs, audit trails, and archival data that require frequent access but minimal updates. Its endurance rating supports long-term retention of read-heavy datasets without compromising reliability.

Environmental and Operational Specifications

Operating Temperature Range

The SSD supports a wide operating temperature range, typically from 0°C to 70°C, ensuring reliable performance in varied environmental conditions. This makes it suitable for deployment in data centers, industrial settings, and remote locations.

Shock and Vibration Resistance

Built to withstand physical stress, the drive features enhanced shock and vibration resistance. This ensures data integrity and operational stability during transport, installation, and continuous operation in high-vibration environments such as mobile data centers or ruggedized enclosures.

Management and Monitoring

SMART and Health Monitoring

The Dell 345-BELF SSD supports Self-Monitoring, Analysis, and Reporting Technology (SMART), allowing administrators to monitor drive health, performance metrics, and predictive failure indicators. This proactive monitoring helps prevent data loss and enables timely maintenance.

Firmware Updates and Lifecycle Management

Dell provides firmware update tools and lifecycle management utilities that ensure the SSD remains secure and optimized throughout its operational life. These tools integrate with Dell OpenManage and other enterprise platforms, simplifying updates and reducing administrative overhead.