# HDD Western Digital 4 TB 3.5" Serial ATA III WD40PURZ

**URL:** https://aio.lv/en/product--western-digital-wd40purz--333686
**Data updated:** 2025-12-28 21:15 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** Western Digital
**Manufacturer code:** WD40PURZ
**EAN:** 718037856773
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 427.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 353.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--western-digital-wd40purz--333686

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

The Western Digital Purple internal hard drive offers a capacity of 4 TB and operates at 5400 RPM with a 64 MB buffer. Designed for surveillance systems, it provides reliable performance and durability for continuous video recording. The 3.5" form factor and Serial ATA III interface ensure compatibility with various setups, making it an ideal choice for security applications.

## Long description

Western Digital Purple 4 TB (WD40PURZ) is a 3.5" internal SATA III hard drive designed for continuous, always-on surveillance recording. With 4 TB capacity, 5400 RPM speed and a 64 MB cache, this drive is built to handle sustained video workloads up to 180 TB/year and is compatible with many NVR and DVR systems requiring reliable storage for multiple cameras.
Advantages
WD Purple drives are engineered for the thermal and workload demands of 24/7 surveillance environments, offering compatibility with a wide range of enclosures and chipsets. The drive supports up to 64 cameras, delivers dependable video playback, and uses IntelliSeek technology to reduce power consumption, noise and vibration in always-on systems.
Suitable for
Network video recorders (NVRs) and digital video recorders (DVRs) for small to medium surveillance installations
Continuous 24/7 video recording and storage
Multi-camera setups up to 64 cameras
Key specifications
Capacity: 4 TB (4000 GB)
Form factor: 3.5"
Interface: Serial ATA III (SATA III)
Spindle speed: 5400 RPM
Cache: 64 MB
Supported workload: up to 180 TB/year
Weight: 0.65 kg
Model/MPN: WD40PURZ
EAN: 718037856773
How to use
Install the WD Purple 3.5" drive into a compatible NVR/DVR or desktop SATA III bay following the device manufacturer’s instructions. Secure the drive in the enclosure, connect the SATA data and power cables, and initialize or format the drive within your recorder or operating system as required. Configure your surveillance system settings to recognize the drive and allocate storage for continuous recording.
Usage recommendations
For reliable long-term performance, use this drive in properly ventilated, temperature-controlled surveillance enclosures, ensure firmware compatibility with your NVR/DVR vendor, and monitor drive health and available capacity regularly. Avoid using the drive as a typical desktop workload drive; it is optimized for sequential video write workloads common in surveillance systems.

## Specifications

### Features

| Feature | Value |
|---|---|
| HDD capacity | 4000 GB |
| HDD size | 3.5 |
| HDD speed | 5400 |
| Start/stop cycles | 300000 |
| HDD interface transfer rate | 6 Gbit/s |
| HDD sustained transfer rate | 210 MiB/s |
| Component for | Surveillance system |
| Interface | Serial ATA III |
| Type | HDD |
| Storage drive buffer size | 64 MB |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -40 - 70 |
| Operating temperature (T-T) | 0 - 65 |
| Operating shock | 30 G |
| Non-operating shock | 250 G |

### Other features

| Feature | Value |
|---|---|
| Compliance certificates | RoHS |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.65 kg |
| Height | 26.1 mm |
| Width | 101.6 mm |
| Depth | 147 mm |

### Power

| Feature | Value |
|---|---|
| Operating voltage | 5 V |

### Packaging content

| Feature | Value |
|---|---|
| Storage drive adapter included | No |

### Logistics data

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

## FAQ

### How much does the HDD Western Digital 4 TB WD40PURZ cost, and is it available for purchase?

The price is 427.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 62 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 23.07.2026 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. 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 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/333686/62629104_large.webp