WD 0B47747 HDD

Western Digital 0B47747 | 18 TB Enterprise SAS Hard Drive

Unlock unparalleled storage capacity and enterprise-class reliability with the Western Digital 0B47747, a premier 18 TB hard drive engineered for the most demanding data center environments. As data continues to grow exponentially, this high-capacity HDD provides a robust and cost-effective solution to scale your storage infrastructure, reduce footprint, and lower the total cost of ownership (TCO). Designed for relentless 24/7 operation, it delivers the performance and endurance required for mission-critical applications, cloud storage, big data analytics, and bulk data storage.

Experience exceptional performance and data integrity. This drive is built to handle intensive workloads with ease, featuring a high-speed SAS 3.0 interface that ensures seamless integration into enterprise-level servers and storage arrays. The rapid 7.200 RPM rotation speed, combined with a vast 512 MB cache memory, facilitates quick data retrieval and a highly responsive system. Achieve impressive throughput with sustained data transfer speeds of up to 269 MB/s, making it ideal for moving and processing large datasets efficiently. The drive´s remarkably low access time of 4.16 ms ensures that your applications get the data they need without delay.

Built for longevity and maximum uptime, the Western Digital 0B47747 boasts an extraordinary Mean Time Between Failures (MTBF) of 2.500,000 hours, a testament to its superior engineering and suitability for continuous operation. It utilizes Conventional Magnetic Recording (CMR) technology, which guarantees consistent write performance across all use cases without the performance degradation sometimes found in other recording technologies. With a workload rating that supports up to 600.000 load/unload cycles, this drive is a durable foundation for your data storage strategy. Its energy-efficient design optimizes power consumption, operating at just 9.2 W and idling at 5.7 W, helping to manage operational costs in large-scale deployments. Furthermore, it operates quietly and is built to withstand the typical environmental conditions of a data center, with significant shock and vibration resistance to protect your data.

Technical Specifications

Brand: Western Digital
Model: 0B47747

Core Features:

* Capacity: 18 TB
* Interface: 1 x SAS 3.0 (12Gb/s)
* Rotation Speed: 7.200 rpm
* Cache Memory: 512 MB
* Technology: CMR (Conventional Magnetic Recording)
* Sector Size: 512e

Performance:

* Sustained Transfer Speed: 269 MB/s
* Average Access Time: 4.16 ms

Reliability & Endurance:

* Mean Time Between Failures (MTBF): 2.500,000 hours
* Load/Unload Cycles: 600.000
* Suitability: Designed for continuous 24h operation

Power Consumption:

* Operating: 9.2 W
* Idle Mode: 5.7 W

Environmental Conditions:

* Noise Level (Operating): 32 dB
* Sound Level (Idle): 20 dB
* Shock Resistance (Operating): 50 G
* Vibration Resistance (Operating): 0.67 G

Dimensions and Weight:

* Dimensions (L x W x H): 147x101.6x26.1 mm
* Weight: 690 g

Revision date: 27-07-2026 by IS