# 3.5" HDD Western Digital Ultrastar DC HC555 16 TB SATA III 7200 RPM 512 MB cache

**URL:** https://aio.lv/en/product--western-digital-wuh722016cle6l4-0b48722--11688862
**Data updated:** 2026-02-07 21:05 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** Western Digital
**Manufacturer code:** WUH722016CLE6L4 0B48722
**Warranty:** 5 Years
**Availability:** Out of stock

## Summary description

Western Digital Ultrastar DC HC555 is a 3.5" enterprise HDD with 16 TB capacity, SATA III interface, 7200 RPM spindle speed and 512 MB buffer. Designed for 24/7 operation, it offers average latency of 4.16 ms and operates in 5–60 °C. Suited for servers, NAS and large-scale storage where high capacity and reliable continuous performance are required.

## Long description

Western Digital Ultrastar DC HC555 is a 3.5" enterprise-class hard drive with 16 TB capacity, SATA III interface, 7200 RPM spindle speed and 512 MB cache. Built for continuous 24/7 operation, the drive provides an average latency of 4.16 ms and is rated to operate in ambient temperatures from 5 to 60 °C. It is intended for use in servers, NAS systems and large-scale storage environments that require high capacity and reliable sustained performance.
Advantages
The Ultrastar DC HC555 combines high storage density with a 7200 RPM spindle and a 512 MB buffer to deliver stable throughput for heavy workloads. Enterprise-grade design supports round‑the‑clock operation and a wide operating temperature range. The SATA III interface ensures broad compatibility with existing server and NAS platforms.
Suitable for
 Enterprise servers and data centers
 Network-attached storage (NAS) for multi-bay systems
 Backup and archival storage with high capacity needs
 Applications requiring continuous 24/7 availability
Key specifications
 Form factor: 3.5 inch
 Capacity: 16 TB
 Interface: Serial ATA III (SATA 6 Gb/s)
 Spindle speed: 7200 RPM
 Cache: 512 MB
 Average latency: 4.16 ms
 Designed for continuous 24/7 operation
 Operating temperature range: 5–60 °C
 Weight: 679 g
How to use
Install the 3.5" Ultrastar DC HC555 into a compatible bay on a server or NAS that supports SATA III connections. Secure the drive according to the chassis or tray instructions, connect power and SATA cables, then initialize and format the drive in the operating system or RAID controller as required. Monitor drive health via the system management tools or SMART monitoring utilities to ensure continued reliability.
Usage recommendations
Use this drive in systems with adequate cooling and power delivery, maintain regular backups for critical data, and monitor SMART attributes for early detection of potential failures. For best results in multi-drive arrays, follow manufacturer guidelines for RAID configuration and drive population.

## FAQ

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### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Western Digital products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Western Digital service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

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