# Internal HDD SEAGATE ST12000NM000J 12 TB 3.5" 7200 RPM 256 MB SATA III

**URL:** https://aio.lv/en/product--seagate-st12000nm000j-rf--11028080
**Data updated:** 2025-12-07 08:54 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** SEAGATE
**Manufacturer code:** ST12000NM000J-RF
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 368.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 304.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--seagate-st12000nm000j-rf--11028080

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Seagate Enterprise ST12000NM000J is a 3.5" internal hard drive with 12 TB capacity, 7200 RPM rotational speed and 256 MB cache. It uses a Serial ATA III interface and is designed for enterprise storage with 2,500,000 h MTBF. Suitable for servers, NAS and high-capacity backup where reliable, high-density storage is required.

## Long description

The Seagate Exos X18 enterprise hard drive is designed for large-scale data centre and cloud storage environments. Built for high capacity and rack-space efficiency, the Exos X18 delivers up to 18 TB of storage in a 3.5" form factor and supports demanding server, storage array and NAS workloads.
Advantages
Exos X series drives provide scalable capacity and reliability for hyperscale applications and massive scale-out data centres. They are optimized for big data, distributed file systems such as Hadoop and Ceph, and enterprise backup and restore workflows. With a 256 MB buffer and a 7200 RPM spindle speed, the drive balances performance and density for enterprise RAID and external storage arrays.
Key specifications
Model family: Seagate Exos X18 (enterprise class)
Capacity: up to 18 TB (3.5")
Interface: Serial ATA III, 6 Gbit/s
Form factor: 3.5 inch, 7200 RPM
Buffer size: 256 MB
Intended applications: hyperscale/cloud data centres, scale-out data centres, big data, RAID storage, enterprise external arrays
Compatible with distributed file systems including Hadoop and Ceph
Use cases: enterprise backup and restore (D2D, virtual tape), centralised surveillance
Uncorrectable Bit Error Rate (UBER): \< 1 per 10^15 bits read
Weight: 650 g
How to use
Install the Exos X18 in a compatible 3.5" drive bay or storage enclosure that supports SATA III (6 Gbit/s). Configure the drive within your server, RAID controller, or storage array according to vendor guidelines for capacity, redundancy and performance. For distributed file systems or large-scale deployments, follow recommended best practices for drive placement, cooling and firmware updates to ensure reliability and optimal throughput.
Recommendations
Use the Exos X18 in enterprise-grade chassis and RAID configurations to maximise reliability. Regularly apply firmware updates from the manufacturer, monitor drive health with compatible management tools, and implement appropriate backup and redundancy schemes for critical data.

## 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 |
| HDD interface transfer rate | 6 Gbit/s |
| HDD sustained transfer rate | 258 MiB/s |
| Component for | Disk array |
| Interface | Serial ATA III |
| Type | HDD |
| Uncorrectable Bit Error Rate (UBER) | \< 1 per 10^15 bits read |
| Storage drive buffer size | 256 MB |
| Rotational Vibration (RV) sensors | Yes |
| 24/7 operation | Yes |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 5 - 60 |
| Operating shock | 50 G |
| Non-operating shock | 200 G |
| Non-operating vibration | 2.27 G |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.65 kg |
| Height | 26.1 mm |
| Width | 101.85 mm |
| Depth | 147 mm |

### Power

| Feature | Value |
|---|---|
| Power consumption (idle) | 4.4 W |
| Power consumption (read) | 8.6 W |
| Power consumption (write) | 5.8 W |
| Operating voltage | 5 / 12 |

### Packaging data

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

### Logistics data

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

## FAQ

### How much does the SEAGATE ST12000NM000J 12 TB internal HDD cost, and is it available for purchase?

The price is 368.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 21 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 09.07.2026 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can SEAGATE ST12000NM000J 12 TB internal HDD 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 SEAGATE 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 SEAGATE 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 SEAGATE ST12000NM000J 12 TB internal HDD?

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/11028080/66932850_large.webp