# Internal Hard Drive Seagate 4TB 3.5" SAS ST4000NM027B

**URL:** https://aio.lv/en/product--seagate-st4000nm027b--8055160
**Data updated:** 2026-03-20 09:46 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** SEAGATE
**Manufacturer code:** ST4000NM027B
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 363.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 300.82 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--seagate-st4000nm027b--8055160

## 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 | 1.99 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The Seagate Enterprise ST4000NM027B is a 4TB internal hard drive with a speed of 7200 RPM and a 256 MB buffer. Designed for enterprise use, it features a 3.5" form factor and SAS interface, ensuring high performance and reliability for demanding applications.

## Long description

The Seagate Internal Hard Drive Seagate 4TB 3.5" SAS ST4000NM027B is a 4 TB enterprise-class 3.5-inch HDD with a 7200 RPM spindle speed and a 256 MB cache. Designed for continuous operation in data centers and server environments, this SAS drive delivers a balance of capacity, consistent performance and durability for demanding storage workloads. The drive is part of Seagate's Exos E series, engineered for efficient and reliable handling of unstructured data and large-scale enterprise storage deployments.
Advantages
This 4 TB SAS hard drive offers high-capacity storage with sustained 7200 RPM performance and a sizeable 256 MB buffer to smooth random and sequential I/O. The enterprise-grade design includes a high MTBF rating, making it suitable for 24/7 operation in racks and arrays. Its SAS interface provides robust connectivity and compatibility with enterprise controllers, while the 3.5" form factor supports standard server and storage chassis installations.
Suitable for
 Enterprise servers and storage arrays
 Database and transaction systems requiring consistent performance
 Archival and backup systems with large capacity needs
 Virtualization hosts and hyperconverged infrastructure
 Cold or warm storage tiers for unstructured data
Key specifications
 Capacity: 4000 GB
 Form factor: 3.5 inch
 Interface: SAS (Serial Attached SCSI)
 Spindle speed: 7200 RPM
 Cache buffer: 256 MB
 Mean time between failures (MTBF): 2,000,000 hours
 Weight: 0.62 kg
How to use
Install the drive into a compatible 3.5" drive bay in a server or storage enclosure that supports SAS connectivity. Ensure the host controller and firmware support the Seagate Exos series and configure the drive in the desired RAID or JBOD arrangement according to your storage design. After physical installation, initialize and format the drive in the operating system or storage controller, then migrate or store data following your standard procedures. Observe ESD precautions and follow the server vendor's guidelines for hot-swap or cold-swap insertion.
Usage recommendations
Use this HDD in enterprise environments where continuous operation and predictable performance are required. Pair with enterprise-grade controllers, appropriate cooling, and RAID configurations to maximize reliability. For large unstructured datasets, consider deploying these drives in capacity-optimized tiers and combine with data protection and monitoring tools to maintain availability and health.

## Specifications

### Features

| Feature | Value |
|---|---|
| HDD capacity | 4000 GB |
| HDD size | 3.5 |
| HDD speed | 7200 |
| Mean time between failures (MTBF) | 2000000 h |
| Average latency | 4.16 ms |
| HDD interface transfer rate | 12 Gbit/s |
| Component for | Disk array |
| Interface | SAS |
| 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 | 70 G |
| Non-operating shock | 300 G |
| Non-operating vibration | 5 G |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.62 kg |
| Height | 26.11 mm |
| Width | 101.85 mm |
| Depth | 147 mm |

### Power

| Feature | Value |
|---|---|
| Power consumption (typical) | 10.3 W |
| Operating voltage | 5 V |
| Power consumption (idle) | 5.9 W |

### Logistics data

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

## FAQ

### How much does the Internal Hard Drive Seagate 4TB ST4000NM027B cost, and is it available for purchase?

The price is 363.99 € (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 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: 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 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 Internal Hard Drive Seagate 4TB ST4000NM027B?

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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