# Internal Hard Drive Western Digital 12 TB 3.5" SAS3 Ultrastar DC HC555

**URL:** https://aio.lv/en/product--western-digital-0b47741--11191739
**Data updated:** 2025-09-05 07:48 (EEST)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** Western Digital
**Manufacturer code:** 0B47741
**EAN:** 0829686009325
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 044.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 863.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--western-digital-0b47741--11191739

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Western Digital Ultrastar DC HC555 is a high-capacity internal hard drive with 12 TB storage, 7200 RPM speed, and a 512 MB buffer. Designed for enterprise applications, it offers reliable performance and durability. The 3.5" form factor and SAS3 interface ensure compatibility with various systems, making it ideal for data centers and heavy workloads.

## Long description

The Western Digital Ultrastar DC HC555 is a 3.5" internal hard drive with 12 TB capacity, 7200 RPM spindle speed, SAS3 interface and a 512 MB buffer. Designed for enterprise and data center environments, this drive combines proven hardware platforms, HelioSeal helium sealing and energy-assisted perpendicular magnetic recording (ePMR) to deliver high capacity, low power consumption and dependable operation for continuous 24×7 multi-user workloads.
Advantages
The Ultrastar DC HC555 provides large storage density with reduced power draw thanks to helium technology and a Triple-Stage Actuator for improved track control. ePMR increases bits per platter to lower $/TB while maintaining enterprise-grade reliability. Rotation vibration (RV) and multi-axis shock sensors with dynamic fly height compensation protect performance under vibration and shock. The drive is built on a field-proven platform with a projected 2.5M-hour MTBF, supporting rapid qualification and integration into existing data center systems.
Suitable for
24×7 multi-user data center storage
High-density archival and object storage
Enterprise backup and disaster recovery
Workloads requiring SAS3 connectivity and 3.5" form factor
Key specifications
Capacity: 12 TB (12000 GB)
Form factor: 3.5"
Interface: SAS3
Rotational speed: 7200 RPM
Buffer: 512 MB
MTBF: 2,500,000 hours
Weight: 0.679 kg
How to use
Install the Ultrastar DC HC555 into a compatible 3.5" drive bay or enterprise storage chassis with SAS3 host connections. Follow your server or storage system manufacturer’s instructions for hot-swap or cold-install procedures. After physical installation, configure the drive within your RAID controller or storage management software and perform any recommended firmware updates and health checks before moving production data onto the drive.
Usage recommendations
Use this drive in environments that provide proper cooling and vibration control typical for server racks and data centers. For optimal lifetime and performance, monitor drive health with SMART or vendor management tools, maintain redundancy (RAID or replication) for critical data, and follow Western Digital’s integration and qualification guidance when deploying at scale.

## Specifications

### Features

| Feature | Value |
|---|---|
| HDD capacity | 12000 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 | 12 Gbit/s |
| HDD sustained transfer rate | 257 MiB/s |
| Component for | Server/workstation |
| HDD average transfer rate | 269 MB/s |
| Interface | SAS3 |
| 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) | 8.8 W |
| Operating voltage | 5 V |
| Power consumption (idle) | 5.4 W |

## FAQ

### How much does the Internal Hard Drive Western Digital 12 TB Ultrastar DC HC555 cost, and is it available for purchase?

The price is 1,044.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 20.07.2026 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### 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 Internal Hard Drive Western Digital 12 TB Ultrastar DC HC555?

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/11191739/61972382_large.webp