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The Western Digital Ultrastar DC HC550 WUH721818AL5204 is an enterprise-grade 18TB hard disk drive designed for high-capacity data centre and storage environments. It features a 3.5-inch form factor, SAS 12Gb/s interface and 7200 RPM rotational speed for dependable storage performance.

Built for demanding enterprise workloads, this drive uses CMR recording, Energy-Assisted Magnetic Recording (EAMR), HelioSeal technology and a 512MB cache buffer. The WUH721818AL5204 is the 512e Base (SE) SAS version and carries Western Digital part number 0F38353.

18TB Enterprise Storage: Provides 18TB of high-capacity storage in a standard 3.5-inch form factor, making it suitable for data centres, cloud storage, large-scale storage systems and other capacity-intensive enterprise applications.

SAS 12Gb/s Interface: Equipped with a SAS 12Gb/s interface for enterprise storage environments requiring a high-speed storage connection. The drive supports an interface transfer rate of up to 1200 MB/s.

7200 RPM Performance: Operates at 7200 RPM and features a 512MB cache buffer, delivering responsive storage performance for demanding enterprise workloads and high-capacity data storage applications.

Enterprise CMR Technology: Uses Conventional Magnetic Recording (CMR), designed for enterprise applications and environments. EAMR and Triple Stage Actuator technologies support accurate head positioning and consistent drive operation.

Verified Model & Part Number: Model WUH721818AL5204 corresponds to the 18TB 512e SAS 12Gb/s Base (SE) configuration, with Western Digital part number 0F38353 for accurate identification and system compatibility.

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We accept PayPal payments, please pay as soon as possible after winning the item, as that will allow us to ship your item to you sooner.

Shipping

We offer FREE ground shipping on ALMOST every product sold! ?

Your order will be shipped within 1-2 working days of receiving payment (Monday-Friday)

In the very unlikely event that your item is lost or damaged during post, then WE are responsible and will issue either a full refund or replacement.

Returns

If you are not happy with your item, then you are entitled to a full refund (including the original postage cost) if it is returned within 14 days.

If you have simply changed your mind, then you have to cover return shipping costs (we suggest using a trackable method).

However; if the item is damaged faulty or in any way not as described, then you will not be responsible for the return postage.

If you require any help with your order, please don’t hesitate to contact us by any of the below methods.

If you send an email or eBay message, you will get an answer back from us the same day, guaranteed! (Mon-Fri)

Western Digital DC HC550 WUH721818AL5204 3.5" 18TB 12Gbps SAS HDD Drive 0F38353

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