PC Case Jonsbo U4 Mini

Name: PC Case Jonsbo U4 Mini U4 MINI BLACK MESH
Brand: Jonsbo
SKU: 10739279
Price: 73.49 EUR
Availability: InStock

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PC Case Jonsbo U4 Mini Mini Tower Black

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Short description

The Jonsbo U4 Mini is a compact Mini Tower PC case designed for efficient cooling and optimal performance. It supports ATX power supplies and accommodates up to three 120mm fans for enhanced airflow. With dimensions of 222mm width, 440mm depth, and 385mm height, it fits easily in tight spaces. The case supports 3.5" HDDs and 2.5" SSDs, making it versatile for various storage needs. Its sleek black design adds a modern touch to any setup.

Available at price 73.49 €: 42 pcs.

Total available for order: 147 pcs.

Warranty: 2 Years

SKU: 10739279

Manufacturer: Jonsbo

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Deliver the order:

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to the Customer Service Center at Kengaraga 2b, Riga

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2b. Kengaraga str., Riga, Latvia, LV-1063

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From 6.60 € (Weight: 7.30 kg)

Parcel couriers

Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa

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From 1.99 €

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Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment

36 months installment: from 2.04 euros per month

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Product information

Description

The Jonsbo U4 Mini Mini Tower Black is a compact PC case designed for space-saving desktop builds while maintaining effective airflow. It supports standard ATX power supplies, accepts both 3.5" HDD and 2.5" SSD drives, and can accommodate up to three 120 mm fans. The front mesh panel improves intake airflow, and the case dimensions of 222 mm (W) × 440 mm (D) × 385 mm (H) make it suitable for small workspaces.

Advantages

The compact footprint allows placement in tight work areas without sacrificing support for standard ATX power supplies. A mesh front panel combined with support for up to three 120 mm fans increases cooling potential, while compatibility with both 3.5" and 2.5" drives provides flexible storage options. The black finish offers a neutral, professional appearance that integrates with various setups.

Suitable for

Small-form-factor desktop builds (Mini Tower, Mini-ATX/ITX systems)
Home office or limited-desk environments requiring compact cases
Systems that need a mix of 3.5" HDD and 2.5" SSD storage
Builds prioritizing straightforward ATX power supply compatibility

Key specifications

Brand: Jonsbo
Model: U4 Mini Mini Tower Black
MPN: U4 MINI BLACK MESH
EAN: 6970620553078
Dimensions: 222 mm (W) × 440 mm (D) × 385 mm (H)
Power supply: supports ATX power supplies
Cooling: up to 3 × 120 mm fans (front/intake and interior)
Drive bays: supports 3.5" HDD and 2.5" SSD
Front panel: mesh for improved airflow
Color: Black

How to use

Before assembly, verify the clearance for your graphics card and CPU cooler relative to the case dimensions. Install the ATX power supply in its compartment and secure the motherboard on standoffs, connecting all required power and peripheral cables. Mount storage devices in the designated 3.5" and 2.5" bays, install up to three 120 mm fans where mounting points are provided, and route cables through available openings to keep airflow unobstructed. Check that all connectors are properly seated before powering the system.

Usage recommendations

Check the length of your graphics card and the height of your CPU cooler against the Jonsbo U4 Mini dimensions before purchase. For balanced airflow in this compact Mini Tower, install at least one intake fan and ensure an exhaust path; use cable management to prevent obstruction of cool air intake.

The product description was generated using AI technologies based on the customer's request. Inaccuracies may occur.

Specifications

Type:: PC
Form factor:: Mini Tower
Number of 3.5" bays:: 1
Number of 2.5" bays:: 1
Side window:: Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity:: 1
Supported motherboard form factors:: Mini-ATX, ITX
Material:: Mesh, Steel
Product colour:: Black

All features

Design

Type:: PC
Form factor:: Mini Tower
Supported motherboard form factors:: Mini-ATX, ITX
Number of 3.5" bays:: 1
Number of 2.5" bays:: 1
Side window:: Yes
Material:: Mesh, Steel
Product colour:: Black
Suitable for:: Gaming
Maximum CPU cooler height:: 165 mm
Maximum graphics card length:: 420 mm
Maximum PSU length:: 200 mm
Cable management:: Yes
Heat sink included:: Yes
On/off button:: Yes
Tempered glass panel(s):: Yes

Power supply

Number of power supply units:: 1
Power supply location:: Rear
Supported power supply form factors:: ATX

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity:: 1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity:: 1
Audio input:: Yes
Audio output:: Yes
USB Type-C ports quantity:: 1

Cooling

Rear fans diameters supported:: 120
Top fans diameters supported:: 120, 140
Bottom fans diameters supported:: 120
Number of rear fans supported (max):: 1
Number of top fans supported (max):: 3
Number of bottom fans supported (max):: 1
Liquid cooling capability:: Yes

Storage

Supported HDD sizes:: 3.5
SSD form factor:: 2.5"

Weight & dimensions

Material thickness:: 1.2 mm
Height:: 385 mm
Width:: 222 mm
Depth:: 440 mm

Packaging content

Manual:: Yes

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Instructions

jonsbo-U4 MINI BLACK MESH-10739279.pdf

Description

Instructions

jonsbo-U4 MINI BLACK MESH-10739279.pdf

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Warehouse	Stock	Delivery to the store	Store Price
EU57	42	02.07.2026 Best delivery	73.49 €
WH320	35	03.07.2026	79.99 €
WH354	35	10.07.2026	83.99 €

Available only for legal entities
Warehouse	Stock	Delivery to the store	Store Price
WH109	35	17.07.2026	86.49 €

73.49 €

Stock: 42

Delivery Date: 02.07.2026 Best delivery

Warehouse: EU57

79.99 €

Stock: 35

Delivery Date: 03.07.2026

Warehouse: WH320

83.99 €

Stock: 35

Delivery Date: 10.07.2026

Warehouse: WH354

Available only for legal entities

86.49 €

Stock: 35

Delivery Date: 17.07.2026

Warehouse: WH109

Customer reviews

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Customer questions

FAQ

How much does the PC Case Jonsbo U4 Mini cost, and is it available for purchase?

The price is 73.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 147 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 02.07.2026 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 PC Case Jonsbo U4 Mini 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 PC Case Jonsbo U4 Mini 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 Jonsbo 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 Jonsbo 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: type, form factor, number of 3.5" bays, number of 2.5" bays, side window, usb 3.2 gen 1 (3.1 gen 1) type-a ports quantity, supported motherboard form factors, material, product colour, 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 PC Case Jonsbo U4 Mini?

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.

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