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header-product Hard Drive Western Digital Purple WD40PURZ 3.5" 4 TB SATA III 5400 RPM
454.99 €

Hard Drive Western Digital Purple WD40PURZ 3.5" 4 TB SATA III 5400 RPM

Western Digital Purple WD40PURZ 3.5" 4 TB HDD Photo 1
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Hard Drive Western Digital Purple WD40PURZ 3.5" 4 TB SATA III 5400 RPM

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Hard Drive Western Digital Purple WD40PURZ 3.5" 4 TB SATA III 5400 RPM

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Short description

Western Digital Purple WD40PURZ is a 3.5" HDD with 4 TB capacity, SATA III interface and 5400 RPM rotational speed. Designed for surveillance and continuous-write environments, it supports long-term recording and storage of video footage and large data volumes. Suitable for NVRs, DVRs, desktop storage and archive use.
Available for order: 13 pcs.
Warranty: 2 Years
SKU: 4005942
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
17.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
22.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.65 kg)
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
22.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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3 mth. х 151.66 €

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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 12.64 euros per month
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Product information

Description

Western Digital Purple WD40PURZ is a 3.5" hard drive with 4 TB capacity, SATA III interface and 5400 RPM rotational speed, engineered for continuous-write surveillance environments. It is designed to store long-term video recordings and large volumes of data, and is suitable for use in NVRs, DVRs, desktop storage and archive systems.

Advantages

WD Purple drives are built for 24/7 operation in high-temperature environments and are optimized for surveillance workloads. The drive supports sustained recording rates appropriate for multi-camera systems and is designed for reliable video playback. Low power consumption and vibration-reducing IntelliSeek technology help maintain stable operation and reduce noise in always-on systems. Broad compatibility with common enclosures and chipsets simplifies integration into network video recorders.

Suitable for

  • Network Video Recorders (NVRs) and Digital Video Recorders (DVRs)
  • Multi-camera surveillance systems requiring continuous recording
  • Desktop storage for large media files and archives
  • Small business and home security setups with up to dozens of cameras

When it may not be suitable

The drive is purpose-built for surveillance and continuous-write workloads, so it may not be the best choice for applications requiring high sustained random I/O performance such as database servers or heavy transactional enterprise systems. Also, with a rotational speed of 5400 RPM, it provides lower peak throughput and higher latency compared with 7200 RPM drives or SSDs for latency-sensitive desktop tasks.

Key specifications

  • Form factor: 3.5 inch
  • Capacity: 4 TB
  • Interface: SATA III (6 Gb/s)
  • Rotational speed: 5400 RPM
  • Optimized workload: continuous surveillance recording
  • Designed for support of multi-camera systems

How to use

Install the drive into a compatible 3.5" bay in your NVR, DVR or desktop enclosure, connect via the SATA III interface and power connector, then initialize and format the drive according to your recorder or operating system instructions. Configure the NVR or DVR to use the drive for continuous video recording and set retention, overwrite and allocation settings based on available capacity and desired retention period. Ensure the enclosure provides adequate cooling for 24/7 operation.

What to consider before purchase

  • Compatibility with your NVR/DVR enclosure and supported chipset
  • Required capacity and expected retention period for recorded footage
  • Number of cameras and combined video bitrate the drive must support
  • Cooling and operating temperature conditions in the installation environment

Usage recommendations

For reliable continuous recording, use the drive in compatible surveillance recorders, monitor operating temperatures, and plan capacity and overwrite schedules based on camera count and bitrate. Consider RAID or multiple drives for redundancy and increased storage pool if retention or fault tolerance is required.

Specifications

HDD capacity:
4000 GB
HDD size:
3.5
HDD speed:
5400
Weight:
0.65 kg
All features

Features

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

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

Technical details

Sustainability certificates:
RoHS

Weight & dimensions

Weight:
0.65 kg
Height:
26.1 mm
Width:
101.6 mm
Depth:
147 mm

Power

Operating voltage:
5 V

Packaging content

Storage drive adapter included:
No

Logistics data

Harmonized System (HS) code:
84717050

Description

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Customer reviews

Customer questions

FAQ

How much does the Western Digital Purple WD40PURZ 3.5" 4 TB HDD cost, and is it available for purchase?

The price is 454.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 13 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. All transactions are 100% secure and encrypted.

Can Western Digital Purple WD40PURZ 3.5" 4 TB HDD be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Western Digital Purple WD40PURZ 3.5" 4 TB HDD online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.