{{ totalProductsCount }}

In cart {{totalProductsCount}} item(s)

Total:
{{sum | formatAmount}}

Your cart is empty

header-product QNAP TS-433eU 4-Bay Rack NAS Server with Cortex-A55 2.0 GHz Processor, 4 GB RAM, and Dual 2.5GbE Ports
739.99 €

QNAP TS-433eU 4-Bay Rack NAS Server with Cortex-A55 2.0 GHz Processor, 4 GB RAM, and Dual 2.5GbE Ports

Fast shipping
QNAP TS-433eU 4-Bay Rack NAS Server Photo 1
QNAP TS-433eU 4-Bay Rack NAS Server Photo 2
QNAP TS-433eU 4-Bay Rack NAS Server Photo 3
QNAP TS-433eU 4-Bay Rack NAS Server Photo 4
QNAP TS-433eU 4-Bay Rack NAS Server Photo 5
QNAP TS-433eU 4-Bay Rack NAS Server Photo 6
QNAP TS-433eU 4-Bay Rack NAS Server Photo 7
QNAP TS-433eU 4-Bay Rack NAS Server Photo 8
QNAP TS-433eU 4-Bay Rack NAS Server Photo 9
QNAP TS-433eU 4-Bay Rack NAS Server Photo 10
QNAP TS-433eU 4-Bay Rack NAS Server Photo 11
QNAP TS-433eU 4-Bay Rack NAS Server Photo 12
QNAP TS-433eU 4-Bay Rack NAS Server Photo 1
QNAP TS-433eU 4-Bay Rack NAS Server Photo 2
QNAP TS-433eU 4-Bay Rack NAS Server Photo 3
QNAP TS-433eU 4-Bay Rack NAS Server Photo 4
QNAP TS-433eU 4-Bay Rack NAS Server Photo 5
QNAP TS-433eU 4-Bay Rack NAS Server Photo 6
QNAP TS-433eU 4-Bay Rack NAS Server Photo 7
QNAP TS-433eU 4-Bay Rack NAS Server Photo 8
QNAP TS-433eU 4-Bay Rack NAS Server Photo 9
QNAP TS-433eU 4-Bay Rack NAS Server Photo 10
QNAP TS-433eU 4-Bay Rack NAS Server Photo 11
QNAP TS-433eU 4-Bay Rack NAS Server Photo 12
Keep track of price changes You keep track of price changes
Watch the price drop

Leave your address - as soon as the price of the product goes down, you'll know about it right away

You keep track of price changes

QNAP TS-433eU 4-Bay Rack NAS Server with Cortex-A55 2.0 GHz Processor, 4 GB RAM, and Dual 2.5GbE Ports

{{email}}
You keep track of price changes

QNAP TS-433eU 4-Bay Rack NAS Server with Cortex-A55 2.0 GHz Processor, 4 GB RAM, and Dual 2.5GbE Ports

{{email}}
{{selectedOffer && selectedOffer.price | formatAmount}}

Short description

QNAP TS-433eU 1U rackmount network attached storage server designed for small and medium businesses. Features a quad-core ARM Cortex-A55 2 GHz processor, 4 GB of internal memory, four unpopulated drive bays for SATA HDD and SSD, and two 2.5 Gigabit Ethernet ports. Runs on the QNAP Turbo System operating system, providing reliable data management, backup, and file sharing solutions for professional environments.
Available at price 739.99 €: 3 pcs.
Total available for order: 71 pcs.
Warranty: 3 Years
SKU: 11165519
free shipment

Cheapest delivery:

Unisend LV

Pick-up points

Unisend LV

Cost

1.99 €

Deliver

{{selectedOffer.parcelStationDeliveryString}}

Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
Tomorrow {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
Wednesday {{selectedOffer.courierDeliveryString}}
From 5.62 € (Weight: 5.90 kg)
Parcel couriers
Unisend LV / Latvijas Pasts nodaļa
Wednesday {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
0 credit

pay in 3 equal parts

today

0 €

afterward

3 mth. × 246.66 €

overpayment

0 €

All payment Methods:
Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities
36 months installment: from 20.56 euros per month
Leasing for legal entities: from 25.75 euros per month
Together cheaper
{{product.price | formatAmount}}
{{product.title}}
{{productBundle.reference.specialPrice | formatAmount}}
{{productBundle.title}}
{{productBundlePreviousPrice | formatAmount}}
{{productBundleSpecialPrice | formatAmount}}

You saving {{productBundleYouSave | formatAmount}}

Product information

Description

The QNAP TS-433eU 4-Bay Rack NAS Server is a compact 1U rackmount network-attached storage solution designed for small and medium businesses, edge storage, and professional environments with limited space. Powered by a quad-core ARM Cortex-A55 2.0 GHz processor and equipped with 4 GB of internal memory, this server delivers reliable performance for daily data management. Featuring four unpopulated drive bays for SATA hard disk drives and solid-state drives, dual 2.5 Gigabit Ethernet ports, and active cooling, it runs on the QNAP Turbo System operating system to provide secure file sharing, centralized backups, and efficient data handling.

Advantages

This 1U rackmount NAS server features a shallow depth design that allows for flexible installation in small media cabinets, wall-mounted network racks, and space-constrained environments. The energy-efficient quad-core processor helps reduce power consumption while maintaining dependable processing capabilities for routine business tasks. Integrated dual 2.5GbE network ports enable faster data transfer speeds, smoother file sharing, and reliable network connectivity. The operating system provides a comprehensive suite of storage management tools, comprehensive backup options, and snapshot protection to help safeguard stored files against accidental loss or security threats.

Suitable for

  • Centralized file storage and sharing for small and medium business teams
  • Automated local backups and data archiving workflows
  • Edge storage deployments in space-limited IT environments
  • Network-attached storage for multimedia organization and file distribution

When it may not be suitable

This server is not designed for heavy enterprise workloads, high-intensity virtualization clusters, or environments requiring high-end x86 processor architectures. It also lacks factory-installed storage drives, meaning users must separately purchase and install compatible SATA hard drives or solid-state drives before operation.

Key specifications

  • 1U rackmount chassis design with shallow depth
  • ARM Cortex-A55 quad-core 2.0 GHz processor
  • 4 GB internal memory
  • Four storage drive bays supporting SATA HDD and SSD
  • Two 2.5 Gigabit Ethernet ports
  • Active cooling system
  • QNAP Turbo System operating system
  • USB port connectivity

How to use

To set up the server, mount the 1U chassis into a compatible equipment rack and install up to four SATA hard drives or solid-state drives into the drive bays. Connect the device to your local network using one or both of the 2.5GbE network ports and attach the power supply. Power on the unit and access the management interface through a web browser to initialize the QNAP Turbo System operating system, configure storage pools, set up user permissions, and establish scheduled backup tasks.

What to consider before purchase

  • Verify that your equipment rack supports a 1U short-depth rackmount form factor
  • Ensure you acquire compatible SATA HDDs or SSDs separately, as drives are not included
  • Check your existing network switch or router capabilities to fully utilize the 2.5 Gigabit Ethernet speeds

Usage recommendations: Regularly update the QNAP Turbo System operating system to the latest version, configure automated backup routines to protect critical business files, and monitor system temperature and storage health through the administrative dashboard.

Specifications

Height: The measurement of the product from head to foot or from base to top.
43.3 mm
Depth: The distance from the front to the back of something.
292.3 mm
Width: The measurement or extent of something from side to side.
430 mm
Operating system installed: Type of operating system on a device e.g. IOS on Apple devices, Android for mobile devices.
QNAP Turbo System
Device class: The category to which this device belongs.
Small & Medium Business
Type: Characteristics of the device.
NAS
Cooling type: The method used to cool the device or to cool the air around the device.
Active
Chassis type: The type of rigid framework onto which is the hosuing for device components.
Rack (1U)
USB port: The device features a socket into which a USB cable can be plugged.
Yes
Ethernet LAN (RJ-45) ports: Number of Ethernet LAN (RJ-45) ports (connecting interfaces) in the device. Ethernet LAN (RJ-45) ports allow a computer to connect to the ethernet.
2
Ethernet LAN: An Ethernet LAN (Local Area Network) interface is present, for a wired conection via a cable.
Yes
Internal memory: A computer's memory which is directly accessible to the CPU.
4 GB
Processor frequency: The speed that the microprocessor executes each instruction or each vibration of the clock. The CPU requires a fixed number of clock ticks, or cycles, to execute each instruction. The faster the clocks rate, the faster the CPU, or the faster it can execute instructions. Clock Speeds are usually determined in MHz, 1 MHz representing 1 million cycles per second, or in GHz, 1 GHz representing 1 thousand million cycles per second. The higher the CPU speed, the better a computer will perform.
2 GHz
Processor model: The model number for the processor in a computer.
Cortex-A55
Processor family: A family of processors is a group of processors produced by one company over a short period of time e.g. Intel Pentium processors.
Cortex-A
Processor manufacturer: The manufacturer that produced the processor.
ARM
RAID support: The device uses RAID, which is a storage technology that combines multiple disk drive components into a logical unit for the purposes of data redundancy and performance improvement. Data is distributed across the drives in one of several ways, referred to as RAID levels, depending on the specific level of redundancy and performance required.
No
Supported storage drive types: The type of storage drives the device is compatible with.
HDD & SSD
Installed storage drive type: Type of storage drives built into the device e.g. HDD (hard disk drive), SSD (solid-state drive).
No
Number of storage drives supported: How many storage drives can be fit into the product at once.
4
Number of storage drives installed: Amount of storage drives built into the device.
0
Total installed storage capacity:
0 TB
Storage drives installed: Storage drives are built into the system.
No
Storage drive interface: Where the storage device links with other parts of the product, or an external device.
Serial ATA
All features

Other features

Warranty period:
3 year(s)

Operational conditions

Storage temperature (T-T): The minimum and maximum temperatures at which the product can be safely stored.
-20 - 70
Operating relative humidity (H-H):
5 - 95
Operating temperature (T-T): The minimum and maximum temperatures at which the product can be safely operated.
0 - 40

Packaging content

Package type: The type of product package e.g. box.
Box

Weight & dimensions

Package weight: Weight of the packaged product.
5900 g
Package height: The distance from the top to the bottom of the packaging.
542 mm
Package depth: The distance from the front to the back of the packaging.
179 mm
Package width: The distance from one side of the packaging to the other.
415 mm
Weight: Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
4.01 kg
Height: The measurement of the product from head to foot or from base to top.
43.3 mm
Depth: The distance from the front to the back of something.
292.3 mm
Width: The measurement or extent of something from side to side.
430 mm

Power

Fan voltage:
12 V
AC input voltage: The voltage of the AC electricity that is inputted into the product.
100-240
Power consumption (sleep):
9.32 W
Power consumption (typical): Amount of power consumed by this model, often expressed in watts (W). Typical values that manufacturers give are power consumption when off, standby/suspended mode, typical use, maximum usage.
23.74 W
Number of power supply units:
1
Power supply unit (PSU) capacity:
60 W
Power supply location: Where the power supply is positioned.
Built-in

Software

Mac operating systems supported: Mac operating systems e.g. OS X can be used with the device.
Y
Linux operating systems supported: 8 RT. Linux (9.4, 9.5), Red Hat Enterprise Linux 5.0 (supported with a pre-built package); SUSE Linux (10.3, 11.0, 11, 11.1, 11.2), Fedora (9, 9.0, 10, 10.0, 11.0, 11, 12, 12.0), Ubuntu (8.04, 8.04.1, 8.04.2, 8.10, 9.04, 9.10, 10.04), Debian (5.0, 5.0.1, 5.0.2, 5.0.3)
Y
Windows operating systems supported: Windows vesions wich can be used with the device.
Y
Operating system version: The version of the operating system used e.g. 4.1, 4.2 for Android.
4.1
Operating system installed: Type of operating system on a device e.g. IOS on Apple devices, Android for mobile devices.
QNAP Turbo System

Performance

Browser supported: List of supported browsers for this product.
Microsoft Internet Explorer 10+, Mozilla Firefox 8+, Apple Safari 4+, Google Chrome
Reset button:
Yes
On/off switch: The button which is pressed to switch the device on or off.
Yes
Built-in FTP server:
Yes
Hot spare:
Yes
Share folder:
CIFS/SMB
Buzzer:
Yes
Device class: The category to which this device belongs.
Small & Medium Business
Type: Characteristics of the device.
NAS

Design

Cable lock slot type:
Kensington
Cable lock slot: Holes on the edge of devices through which a cable lock can be passed, so the device can be locked to a desk etc.
Yes
LED indicators:
USB, Status, LAN, HDD
Fan diameter: The size of the fan, measured by the distance from one side of the fan to the other, via a straight line going through the middle of the fan.
40 mm
Number of fans: The quantity of fans (apparatus with rotating blades that creates a current of air for cooling or ventilation).
3 fan(s)
Product colour: The colour e.g. red, blue, green, black, white.
Black
Cooling type: The method used to cool the device or to cool the air around the device.
Active
Chassis type: The type of rigid framework onto which is the hosuing for device components.
Rack (1U)

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity:
2
USB port: The device features a socket into which a USB cable can be plugged.
Yes
Ethernet LAN (RJ-45) ports: Number of Ethernet LAN (RJ-45) ports (connecting interfaces) in the device. Ethernet LAN (RJ-45) ports allow a computer to connect to the ethernet.
2

Network

Wake-on-LAN ready:
Yes
Ethernet LAN data rates: The different speed levels of the Ethernet LAN connection.
2500, 1000
Ethernet LAN: An Ethernet LAN (Local Area Network) interface is present, for a wired conection via a cable.
Yes

Memory

Internal memory: A computer's memory which is directly accessible to the CPU.
4 GB

Processor

Processor architecture:
ARM Cortex-A55
Processor cores: The number of central processing units ('cores') in a processor. Some processors have 1 core, others have 2 (e.g. Intel Core Duo) or more (e.g. the Intel Xeon E7-2850 has 10 cores).
4
Processor frequency: The speed that the microprocessor executes each instruction or each vibration of the clock. The CPU requires a fixed number of clock ticks, or cycles, to execute each instruction. The faster the clocks rate, the faster the CPU, or the faster it can execute instructions. Clock Speeds are usually determined in MHz, 1 MHz representing 1 million cycles per second, or in GHz, 1 GHz representing 1 thousand million cycles per second. The higher the CPU speed, the better a computer will perform.
2 GHz
Processor model: The model number for the processor in a computer.
Cortex-A55
Processor family: A family of processors is a group of processors produced by one company over a short period of time e.g. Intel Pentium processors.
Cortex-A
Processor manufacturer: The manufacturer that produced the processor.
ARM

Storage

Hot-swap drive bays: The places where drives (hot-swap drives) can be inserted to or removed from the computer.
Yes
RAID support: The device uses RAID, which is a storage technology that combines multiple disk drive components into a logical unit for the purposes of data redundancy and performance improvement. Data is distributed across the drives in one of several ways, referred to as RAID levels, depending on the specific level of redundancy and performance required.
No
Storage drive size: The size of the storage drive, given in inches ('').
2.5/3.5
Storage drive interface: Where the storage device links with other parts of the product, or an external device.
Serial ATA
Supported storage drive types: The type of storage drives the device is compatible with.
HDD & SSD
Installed storage drive type: Type of storage drives built into the device e.g. HDD (hard disk drive), SSD (solid-state drive).
No
Number of storage drives supported: How many storage drives can be fit into the product at once.
4
Number of storage drives installed: Amount of storage drives built into the device.
0
Total installed storage capacity:
0 TB
Storage drives installed: Storage drives are built into the system.
No

Similar products

{{product.title}}
Show details Hide details

{{highlightedFeature.featureTitle}}:

{{getProductFeatureValueById(product, highlightedFeature.featureId)}}

{{product.price | formatAmount}}
Might be useful
{{product.manufacturerName}}
{{product.categoryName}}
{{product.title}}
{{product.specialPrice}}
{{product.price}}
Stock data
Warehouse Stock Delivery to the store Store Price
BT19 3 Tomorrow Best delivery
Fast shipping
739.99 €
EU2 1 Tuesday
765.49 €
EU1 4 09.11.2026
775.49 €
Show all offers Hide
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
WH109 2 27.11.2026
825.49 €
WH15 3 12.11.2026
857.49 €
Fast shipping
739.99 €
Stock: 3
Delivery Date: Tomorrow Best delivery
Warehouse: BT19
765.49 €
Stock: 1
Delivery Date: Tuesday
Warehouse: EU2
775.49 €
Stock: 4
Delivery Date: 09.11.2026
Warehouse: EU1
779.99 €
Stock: 2
Delivery Date: 12.11.2026
Warehouse: EU3
798.49 €
Stock: 1
Delivery Date: 12.11.2026
Warehouse: EU86
800.49 €
Stock: 15
Delivery Date: 12.11.2026
Warehouse: WH94
812.49 €
Stock: 1
Delivery Date: 11.11.2026
Warehouse: EU57
812.49 €
Stock: 30
Delivery Date: 23.11.2026
Warehouse: EU58
835.49 €
Stock: 9
Delivery Date: 12.11.2026
Warehouse: WH353
Available only for legal entities
825.49 €
Stock: 2
Delivery Date: 27.11.2026
Warehouse: WH109
857.49 €
Stock: 3
Delivery Date: 12.11.2026
Warehouse: WH15

Customer reviews

Customer questions

FAQ

How much does the QNAP TS-433eU 4-Bay Rack NAS Server cost, and is it available for purchase?

The price is 739.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 71 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 Tomorrow 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

Can QNAP TS-433eU 4-Bay Rack NAS Server 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 QNAP TS-433eU 4-Bay Rack NAS Server 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 QNAP 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 QNAP 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: height, depth, width, operating system installed, device class, type, cooling type, chassis type, usb port, ethernet lan (rj-45) ports, ethernet lan, internal memory, processor frequency, processor model, processor family, processor manufacturer, raid support, supported storage drive types, installed storage drive type, number of storage drives supported, number of storage drives installed, total installed storage capacity, storage drives installed, storage drive interface, 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 QNAP TS-433eU 4-Bay Rack NAS Server?

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.
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.
shipping
Fast Delivery
Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment
Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
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.