# Western Digital Ultrastar DC HC555 18TB Internal Hard Drive, 3.5-inch, 7200 RPM, SATA 6Gb/s

**URL:** https://aio.lv/en/product--western-digital-wuh722018cle6l4--11602403
**Data updated:** 2026-06-30 09:19 (EEST)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** Western Digital
**Manufacturer code:** WUH722018CLE6L4
**Warranty:** 5 Years
**Availability:** Available for order
**Price:** 1 020.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 843.79 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--western-digital-wuh722018cle6l4--11602403

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Tuesday | free |
| Pickup points | Friday | 1.89 EUR |
| Courier delivery to door | Friday | 4.99 EUR |

## Summary description

The Western Digital Ultrastar DC HC555 is a high-capacity 18TB enterprise-grade hard drive designed for data centers and server environments. Featuring a 3.5-inch form factor, 7200 RPM spindle speed, and a 512MB cache, it ensures reliable performance and high-speed data access. With a 2.5 million hour MTBF, this SATA III drive is built for continuous operation and demanding storage workloads.

## Long description

Western Digital Ultrastar DC HC555. HDD capacity: 18 TB, HDD speed: 7200 RPM, Storage drive buffer size: 512 MB, HDD size: 3.5", Interface: Serial ATA III
Key Features
Capacities up to 20TB in standard 3.5-inch form factor
Conventional Magnetic Recording (CMR) technology
Superior reliability of field-proven hardware and firmware designs
Seamless integration with existing applications & environments
18 TB 3.5" 7200 RPM Serial ATA III
Server/workstation HDD
Storage drive buffer size: 512 MB
6 Gbit/s
679 g
Engineered to handle high-intensity workloads with proven technology

Ultrastar Data Center HC555 hard drives are engineered to deliver the large capacity, strong performance and proven reliability needed to handle high-intensity workloads in 24×7 multi-user data center environments.

Handle Data Center Workloads with Proven Technology
The combination of field-proven hardware with the latest innovative technologies delivers the performance, capacity and reliability needed to handle high-intensity workloads in 24×7 multi-user data center environments.

Grow Capacity while Lowering Costs
Western Digital’s energy-assisted perpendicular magnetic recording (ePMR) technology enables customers to grow capacities while lowering TCO (total cost of ownership) including both $/TB and OpEx.

Rapid qualification and integration
Leveraging hardware designs from generations of highly successful products ensures easy qualification, seamless integration and rapid adoption by existing customers.

Reliability You Can Trust
Built off the same platform that is deployed in thousands of data centers around the world, these drives deliver superior dependability and field-proven reliability for hassle free data storage.

Increase Density with Low Power
Western Digital’s Triple-Stage Actuator (TSA) increases tracks-per-inch (TPI) while providing greater control over the actuator arm, enabling the highest capacities with low power.

Meet Eco Goals with Helium
The stable internal environment created by our HelioSeal® technology enables this high-capacity helium drive to deliver one of the lowest power profiles in the industry.

Protected Against Vibration & Shock
Disturbances caused by increased vibration are anticipated and proactively counteracted by Rotation Vibration (RV) sensors and subtle shock events are automatically detected by multi-axis shock sensors and compensated for with dynamic fly height technology to maintain performance and protect data.

Trusted Reliability, Quality and World-Class Support
As an industry-leading hard drive manufacturer, Western Digital stands behind their Ultrastar hard drives with the assurance of a projected 2.5M-hour MTBF rating.

## Specifications

### Features

| Feature | Value |
|---|---|
| HDD capacity | 18000 GB |
| HDD size | 3.5 |
| HDD speed | 7200 |
| Mean time between failures (MTBF) | 2500000 h |
| Average latency | 4.16 ms |
| Start/stop cycles | 600000 |
| Hot-swap | No |
| HDD interface transfer rate | 6 Gbit/s |
| HDD sustained transfer rate | 257 MiB/s |
| Component for | Server/workstation |
| HDD average transfer rate | 269 MB/s |
| Interface | Serial ATA III |
| Type | HDD |
| Storage drive buffer size | 512 MB |
| 24/7 operation | Yes |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -40 - 70 |
| Operating temperature (T-T) | 5 - 60 |
| Operating shock | 50 G |
| Non-operating shock | 250 G |
| Non-operating vibration | 1.04 G |
| Operating vibration | 0.67 G |

### Other features

| Feature | Value |
|---|---|
| Warranty period | 5 year(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.679 kg |
| Height | 26.1 mm |
| Width | 101.6 mm |
| Depth | 147 mm |

### Power

| Feature | Value |
|---|---|
| Power consumption (typical) | 6.4 W |
| Power consumption (idle) | 5.3 W |
| Operating voltage | 5 / 12 |

## FAQ

### How much does the Western Digital Ultrastar DC HC555 18TB Hard Drive cost, and is it available for purchase?

The price is 1,020.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on Tuesday at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can Western Digital Ultrastar DC HC555 18TB Hard Drive be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: hdd capacity, hdd size, hdd speed, mean time between failures (mtbf), weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Western Digital Ultrastar DC HC555 18TB Hard Drive?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11602403/68921383_large.webp