# HDD Seagate 18 TB 3.5" SAS ST18000NM004J

**URL:** https://aio.lv/en/product--seagate-st18000nm004j-ob--4218742
**Data updated:** 2025-12-29 15:46 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** SEAGATE
**Manufacturer code:** ST18000NM004J-OB
**EAN:** 0763649138915
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 235.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 1 021.07 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--seagate-st18000nm004j-ob--4218742

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The Seagate Enterprise ST18000NM004J is a high-capacity internal hard drive with 18 TB storage. It operates at 7200 RPM, ensuring fast data access and retrieval. With a 256 MB buffer size, it enhances performance for demanding applications. The 3.5" form factor and SAS interface make it ideal for enterprise environments, providing reliability and efficiency for data-intensive tasks.

## Long description

The Seagate Exos X18 (model ST18000NM004J) is an enterprise-class 3.5" SAS internal hard drive with 18 TB of storage, 7200 RPM spindle speed and a 256 MB cache. Part of the Seagate Exos X series designed for hyperscale cloud and data-centre applications, this drive balances high capacity and performance for demanding server, storage and business NAS environments. The SAS interface and enterprise reliability characteristics make it suitable for continuous operation in data-intensive infrastructures.
Advantages
The Exos X18 offers a large 18 TB capacity in a 3.5" form factor with a 7200 RPM rotational speed and 256 MB buffer, delivering improved sequential throughput and faster access compared with lower-speed drives. Designed for enterprise deployments, it features an MTBF of 2,500,000 hours and a SAS interface for robust connectivity and compatibility with server and storage platforms. Its specification supports scalability and sustained workloads typical of cloud and hyperscale environments.
Suitable for
Enterprise servers and blade systems
High-density storage arrays and SAN/NAS systems
Hyperscale cloud infrastructure and data centres
Business-focused NAS used for backup and file services
Key specifications
Model: ST18000NM004J
Capacity: 18,000 GB (18 TB)
Form factor: 3.5"
Interface: SAS
Rotational speed: 7200 RPM
Cache: 256 MB
MTBF: 2,500,000 hours
Weight: 0.67 kg
How to use
Install the drive into a compatible 3.5" bay on a server, storage enclosure or NAS that supports SAS drives. Ensure proper ESD precautions and follow the host system instructions for mounting, cabling and firmware compatibility. After physical installation, initialise and format the drive according to the operating system or storage controller requirements, and integrate it into RAID or storage pools as needed for redundancy and performance.
Usage recommendations
Use the Exos X18 in enterprise-class environments with appropriate cooling, redundant power and monitoring. Deploy within supported RAID configurations or storage management systems for data protection, and keep firmware up to date to maintain compatibility and reliability.

## 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 |
| Hot-swap | Yes |
| HDD interface transfer rate | 12 Gbit/s |
| HDD sustained transfer rate | 258 MiB/s |
| Component for | Disk array |
| HDD average transfer rate | 270 MB/s |
| Interface | SAS |
| Type | HDD |
| Storage drive buffer size | 256 MB |
| Rotational Vibration (RV) sensors | 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 | 0.67 kg |
| Height | 26.1 mm |
| Width | 101.85 mm |
| Depth | 147 mm |

### Power

| Feature | Value |
|---|---|
| Operating voltage | 5 V |
| Power consumption (idle) | 5.8 W |
| Power consumption (read) | 9.9 W |
| Power consumption (write) | 7 W |

### Logistics data

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

## FAQ

### How much does the HDD Seagate 18 TB ST18000NM004J cost, and is it available for purchase?

The price is 1,235.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 17.07.2026 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can HDD Seagate 18 TB ST18000NM004J 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 HDD Seagate 18 TB ST18000NM004J?

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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