# Internal HDD Western Digital Purple 4 TB 5400 RPM 128 MB 3.5" Serial ATA III

**URL:** https://aio.lv/en/product--western-digital-wd44purz--11656852
**Data updated:** 2026-04-10 15:19 (EEST)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** Western Digital
**Manufacturer code:** WD44PURZ
**EAN:** 0718037905778
**Warranty:** 3 Years
**Availability:** Available for order
**Price:** 229.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 190.07 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--western-digital-wd44purz--11656852

## Delivery options

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

## Summary description

Western Digital Purple internal hard drive with 4 TB capacity, 5400 RPM spindle speed and 128 MB cache. 3.5" form factor and Serial ATA III interface provide reliable storage for surveillance systems, NAS or desktop use. Designed for continuous operation, it offers large capacity, efficient power use and compatibility with standard SATA controllers. Weight: 0.55 kg.

## Long description

WD Purple internal hard drive with 4 TB capacity, 5400 RPM spindle speed and 128 MB cache is engineered for continuous video surveillance recording. The 3.5" Serial ATA III drive is designed to operate 24/7 in DVR and NVR systems, offering compatibility with standard SATA controllers and support for multi-stream camera setups. Its construction helps withstand elevated temperatures and vibrations common in security environments.
Advantages
The drive is optimized for surveillance with AllFrame™ technology to reduce video frame loss and improve playback. It features an enhanced workload rating for continuous recording, compatibility with enclosures and chipsets commonly used in surveillance systems, and a long MTBF targeted at always-on operation. A 3-year limited warranty is provided.
Suitable for
Network Video Recorders (NVR) and Digital Video Recorders (DVR) operating 24/7
Multi-camera surveillance installations (up to 64 single-stream HD cameras supported)
Surveillance storage expansion in enclosures with multiple drive bays
Key specifications
Capacity: 4 TB
Form factor: 3.5 inch
Interface: Serial ATA III (SATA III)
Spindle speed: 5400 RPM
Cache buffer: 128 MB
Workload rating: up to 180 TB/year
Mean time between failures (MTBF): up to 1,000,000 hours
Weight: approximately 0.55 kg
How to use
Install the 3.5" SATA drive into a compatible DVR, NVR or enclosure following the system manufacturer’s installation instructions. Connect the drive using a SATA data cable and appropriate power connector, secure it in the drive bay, and configure the surveillance recorder software to initialize and format the drive if required. Verify firmware and system compatibility when adding capacity to existing surveillance systems.
Usage recommendations
Use the drive in systems designed for continuous operation and ensure adequate cooling and vibration control within the enclosure. For optimal performance in multi-camera setups, follow the recorder manufacturer’s guidelines for drive capacity and stream allocation. Maintain regular backups and monitor drive health using compatible diagnostic tools.

## Specifications

### Features

| Feature | Value |
|---|---|
| HDD capacity | 4000 GB |
| HDD size | 3.5 |
| HDD speed | 5400 |
| Component for | Surveillance system |
| HDD average transfer rate | 175 MB/s |
| Interface | Serial ATA III |
| Type | HDD |
| Storage drive buffer size | 128 MB |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -40 - 70 |
| Operating temperature (T-T) | 0 - 65 |

### Other features

| Feature | Value |
|---|---|
| Certification | BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.55 kg |
| Height | 26.1 mm |
| Width | 101.6 mm |
| Depth | 147 mm |

## FAQ

### How much does the Internal HDD Western Digital Purple 4 TB WD44PURZ cost, and is it available for purchase?

The price is 229.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 389 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 Tuesday 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, Installment. All transactions are 100% secure and encrypted.

### Can Internal HDD Western Digital Purple 4 TB WD44PURZ 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 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, 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.

## Image

https://aio.lv/img/cache/product/11656852/66994485_large.webp