Other Related Part Numbers: 0B40553, WUSTR1538ASS200

Overview

The Western Digital Ultrastar DC SS530 (WUSTR1538ASS200) is a high-performance Read Intensive (RI) enterprise SSD designed for demanding data center workloads. Built on 3D TLC NAND with a dual-port SAS 12Gb/s interface, it is optimized for virtualization, database analytics, and high-throughput storage environments in Dell Technologies PowerEdge servers.

• Capacity: 3.84TB
• Interface: Dual-port SAS 12Gb/s (backward compatible with 6Gb/s)
• Form Factor: 2.5-inch SFF (15mm height)
• NAND Type: 3D TLC NAND
• Workload Type: Read Intensive (RI)
• Endurance: 1 DWPD (5 years)
• Total Bytes Written: ~7,000 TBW

• Sequential Read: Up to 2,150 MB/s
• Sequential Write: Up to 2,120 MB/s
• Random Read (4K): Up to 440,000 IOPS
• Random Write (4K): Up to 100,000 IOPS

• MTBF: 2.5 million hours
• AFR: 0.35%
• Power Consumption: ~3.2W idle / 9W–14W active (configurable)

• Instant Secure Erase (ISE)
• Enterprise-grade data protection and reliability features

15th Generation

R250, R350, R450, R550, R650, R650xs, R750, R750xs, R750xa, T350, T550

14th Generation

R240, R340, R440, R540, R640, R6415, R740, R740xd, R740xd2, R7415, R7425, R840, R940, R940xa, T340, T440, T640

13th Generation

R330, R430, R630, R730, R730xd, R830, R930, T430, T630

12th Generation

R320, R420, R620, R720, R720xd, R820, R920, T320, T420, T620

• C-Series: C6320, C6420, C6520
• M-Series (Blade): M630, M640
• Precision Rack: 7920 Rack, R7910

• PowerVault Series: ME4024, MD1420

Full Server Compatibility (Multi-Manufacturer)

Supported across UCS platforms with SAS controllers:

• C-Series Rack: C220 M4/M5/M6, C240 M4/M5/M6, C460 M4, C480 M5
• B-Series Blades: B200 M3/M4/M5/M6, B480 M5

Requires Cisco SAS RAID/HBA controller; may show as non-certified if not Cisco-branded.

Compatibility Notes

• Requires 2.5" SFF SAS backplane (not SATA-only systems).
• Backward compatible with older SAS 6Gb/s controllers (reduced speed).
• OEM systems may show “Non-Authentic / Uncertified” warnings.
• Proper manufacturer-specific tray/caddy is required for installation.

• Requires 2.5" SFF SAS backplane and compatible RAID/HBA controller
• Fully backward compatible with 6Gb/s SAS systems (reduced speed)
• Requires correct Dell hot-swap drive tray (generation dependent)
• OEM firmware ensures full compatibility with Dell management tools
• Ideal for read-heavy workloads, virtualization, and enterprise storage environments

The Dell 3.84TB SAS SSD, based on the Ultrastar DC SS530 platform, delivers strong enterprise performance and reliability across Dell PowerEdge 12th through 15th generation servers, including rack, tower, blade, and storage systems.