# Internal 3.5" SAS Hard Drive Western Digital Ultrastar DC HC310 4TB 7200 RPM 12 Gbit/s 256MB

**URL:** https://aio.lv/en/product--western-digital-0b36048--1922055
**Data updated:** 2026-01-21 10:52 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** Western Digital
**Manufacturer code:** 0B36048
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 282.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 233.46 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--western-digital-0b36048--1922055

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

3.5" internal SAS hard drive Western Digital Ultrastar DC HC310 with 4 TB capacity, 7200 RPM spindle speed and 256 MB cache. Interface supports 12 Gbit/s transfer rate. Designed for server and enterprise storage with MTBF 2,000,000 h, average latency 4.16 ms and robust shock/vibration ratings. Typical power 12.1 W; dimensions 101.6×147×26.1 mm, weight 715 g.

## Long description

The Western Digital Ultrastar DC HC310 is a 3.5" internal hard drive with 4 TB capacity, 7,200 RPM spindle speed and a SAS interface designed for data center and enterprise storage environments. With a 256 MB buffer and an MTBF of 2,000,000 hours, this drive is built to support sustained workloads and fast data access for server, storage and distributed computing applications.
Advantages
The Ultrastar DC HC310 combines mid-range capacity with enterprise-grade reliability, offering a balance of cost-efficiency and performance. Its 7,200 RPM speed and SAS interface provide low-latency access, while the 256 MB cache and advanced drive design support workloads up to 550 TB/year. The 3.5" form factor and 4 TB capacity make it suitable for dense storage arrays and scalable architectures.
Suitable for
 Enterprise servers and storage arrays
 Block and file storage systems
 Distributed and scalable computing environments
 Data center applications requiring reliable mid-range capacity
Key specifications
 Capacity: 4 TB
 Form factor: 3.5"
 Interface: SAS (12 Gb/s compatible)
 Spindle speed: 7,200 RPM
 Cache: 256 MB
 MTBF: 2,000,000 hours
 Weight: 0.715 kg
 Designed workload rating: up to 550 TB/year
How to use
Install the Ultrastar DC HC310 in a compatible 3.5" drive bay with a SAS-capable controller or backplane. Ensure proper cooling and secure mounting in the server or storage enclosure. Configure RAID or storage policies according to your environment's redundancy and performance requirements, then initialize and format the drive within the operating system or storage management software before placing it into production.
Usage recommendations
Use this drive in enterprise-class systems with adequate cooling and power. For sustained high-write environments, monitor drive health via SMART and storage management tools and follow vendor guidelines for firmware updates and maintenance to maintain performance and reliability.

## Specifications

### Features

| Feature | Value |
|---|---|
| HDD capacity | 4000 GB |
| HDD size | 3.5 |
| HDD speed | 7200 |
| Mean time between failures (MTBF) | 2000000 h |
| Read seek time | 8 ms |
| Average latency | 4.16 ms |
| Write seek time | 8.6 ms |
| Start/stop cycles | 600000 |
| HDD interface transfer rate | 12 Gbit/s |
| Component for | Server/workstation |
| Interface | SAS |
| Type | HDD |
| Storage drive buffer size | 256 MB |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -40 - 70 |
| Operating temperature (T-T) | 5 - 60 |
| Operating shock | 70 G |
| Non-operating shock | 300 G |
| Non-operating vibration | 1.04 G |
| Operating vibration | 0.67 G |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.715 kg |
| Height | 26.1 mm |
| Width | 101.6 mm |
| Depth | 147 mm |

### Power

| Feature | Value |
|---|---|
| Power consumption (typical) | 12.1 W |
| Operating voltage | 5 V |
| Power consumption (idle) | 7 W |

### Packaging data

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84717050 |

## FAQ

### How much does the Western Digital Ultrastar DC HC310 4TB 3.5" SAS cost, and is it available for purchase?

The price is 282.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 88 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 01.07.2026 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. 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 Western Digital Ultrastar DC HC310 4TB 3.5" SAS?

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

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