# Hard Disk Drive HP 4TB 3.5" SATA 6Gb/s 7,200 RPM (model 845647-B21)

**URL:** https://aio.lv/en/product--hp-845647-b21--12019661
**Data updated:** 2026-03-11 20:54 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** HP
**Manufacturer code:** 845647-B21
**EAN:** 5715063334034
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 430.49 €
**Prices and availability valid until:** 2026-08-08 23:59
**Price without VAT (21%):** 355.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-845647-b21--12019661

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 28.07.2026 | free |
| Pickup points | 31.07.2026 | 1.89 EUR |
| Courier delivery to door | 31.07.2026 | 4.99 EUR |

## Summary description

Internal 3.5-inch hard disk drive by HP with 4TB capacity, SATA III 6 Gb/s interface and 7,200 RPM rotational speed. Designed for desktop, workstation and server storage, it provides high-capacity magnetic storage for file archives, backups and data-intensive applications. Suitable for systems supporting 3.5" SATA drives and standard SATA power/data connections.

## Long description

HP 4TB 3.5" SATA 6Gb/s 7,200 RPM is an internal hard disk drive designed for desktop, workstation and server environments where high-capacity magnetic storage is required. The drive fits standard 3.5-inch SATA bays and uses a SATA III 6 Gb/s interface with a 7,200 RPM spindle speed to deliver consistent sequential performance for file archives, system backups and data repositories.
Advantages
The drive combines large 4TB capacity with a 7,200 RPM rotational speed to balance storage density and sustained throughput for everyday and data-intensive workloads. Its SATA III interface ensures compatibility with a wide range of motherboards and controllers that support standard SATA 3.5-inch mechanical drives. The device is intended for use where reliable magnetic storage and straightforward installation are required.
Suitable for
 Desktop computers that need additional internal storage
 Workstations handling large project files and media
 Small business servers and NAS enclosures supporting 3.5" SATA drives
 Local backups, file archives and bulk data storage
Key specifications
 Form factor: 3.5-inch internal hard drive
 Capacity: 4 TB magnetic storage
 Interface: SATA III, up to 6 Gb/s
 Rotational speed: 7,200 RPM
 Suitable connections: standard SATA data and power
How to use
Install the drive into a compatible 3.5-inch internal bay in a desktop, workstation or server chassis. Connect the drive to the system using a standard SATA data cable to the motherboard or SATA controller and a SATA power connector from the power supply. Initialize, partition and format the drive in the operating system or RAID controller as required for the intended use. Follow system and chassis manufacturer guidance for secure mounting and cable routing to ensure reliable operation.
Usage recommendations
Use the drive in systems that support standard 3.5" SATA mechanical drives and ensure adequate cooling and vibration control when multiple drives are installed. For critical data, implement regular backups or redundancy (RAID) and monitor drive health through system tools or SMART utilities.

## FAQ

### How much does the HP 4TB 3.5" SATA HDD 6Gb/s 7200 RPM cost, and is it available for purchase?

The price is 430.49 € (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 28.07.2026 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 HP 4TB 3.5" SATA HDD 6Gb/s 7200 RPM 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 HP 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 HP 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

## Image

https://aio.lv/img/cache/product/12019661/67508076_large.webp