# Chieftec UB-03B-350GPB Computer Case Mini Tower Black

**URL:** https://aio.lv/en/product--chieftec-ub-03b-350gpb--5697132
**Data updated:** 2025-12-30 06:00 (EET)
**Category:** Computer Cases
**Manufacturer:** CHIEFTEC
**Manufacturer code:** UB-03B-350GPB
**EAN:** 753263078049
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 77.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 64.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--chieftec-ub-03b-350gpb--5697132

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.99 EUR |
| Courier delivery to door | 20.07.2026 | 5.35 EUR |

## Summary description

The Chieftec UB-03B-350GPB is a Mini Tower computer case designed for PC builds. It features a sleek black design and includes a 350 W power supply. The case supports front fans with a diameter of 120 mm and rear fans of 80 mm, ensuring efficient cooling. It accommodates HDD sizes of 2.5" and 3.5", and is compatible with SD memory cards. With dimensions of 207 mm in width, 430 mm in depth, and 373 mm in height, it offers a compact solution for your computing needs.

## Long description

The Chieftec UB-03B-350GPB is a compact Mini Tower computer case in black with an included 350 W power supply. Designed for home and office environments, it supports Micro ATX and Mini-ITX motherboards, accommodates 2.5" and 3.5" drives, and offers modern connectivity including USB Type-C and a pre-installed SD card reader. Its dimensions (207 mm W x 430 mm D x 373 mm H) make it a space-saving option while allowing optional front 120 mm and rear 80 mm fan installation for improved airflow.
Advantages
The case provides a balance of compact size and expandability with support for one 3.5" bay and one 5.25" bay, a pre-installed 350 W power supply, and front USB Type-A ports. Built-in SD card compatibility and USB Type-C support simplify peripheral connections. Optional fan mounts in the front (120 mm) and rear (80 mm) enable targeted cooling upgrades without requiring a larger chassis.
Suitable for
Home desktop PCs with Micro ATX or Mini-ITX motherboards
Office workstations needing compact, space-saving cases
Systems requiring 2.5" and 3.5" drive compatibility
Key specifications
Form factor: Mini Tower
Included power supply: 350 W
Motherboard support: Micro ATX, Mini-ITX
Drive bays: 1 × 3.5", 1 × 5.25"
Front fan support: 1 × 120 mm (optional)
Rear fan support: 1 × 80 mm (optional)
Front ports: USB Type-C, 2 × USB 3.2 Gen 1 Type-A
Built-in: SD card reader
Dimensions (W×D×H): 207 × 430 × 373 mm
Weight: 4.51 kg
Colour: Black
How to use
Install a Micro ATX or Mini-ITX motherboard inside the chassis, mount the included 350 W power supply and connect power cables to the components. Fit 2.5" or 3.5" storage drives into the appropriate bays and connect them to the motherboard. If additional cooling is required, install an optional 120 mm fan in the front and/or an 80 mm fan in the rear and connect to available fan headers or the power supply. Use the front USB Type-C and USB-A ports and the integrated SD card reader for peripherals and removable media.
Usage recommendations
For reliable thermal performance, use at least one additional intake or exhaust fan when populating high-power components. Verify clearance for taller CPU coolers and cable routing when installing multiple drives to maintain airflow and ease of maintenance.

## Specifications

### Design

| Feature | Value |
|---|---|
| Type | PC |
| Form factor | Mini Tower |
| Supported motherboard form factors | Micro ATX, Mini-ITX |
| Number of 3.5" bays | 1 |
| Number of 5.25" bays | 1 |
| Product colour | Black |
| Number of internal 3.5" bays | 3 |
| Maximum CPU cooler height | 145 mm |
| Maximum graphics card length | 345 mm |
| Number of expansion slots | 4 |
| Cable lock slot | Yes |
| Reset button | Yes |
| Cable lock slot type | Kensington |
| On/off button | Yes |

### Power supply

| Feature | Value |
|---|---|
| Power supply | 350 W |
| Power supply included | Yes |

### Ports & interfaces

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

### Cooling

| Feature | Value |
|---|---|
| Number of front fans supported (max) | 1 |
| Front fans diameters supported | 120 |
| Rear fans diameters supported | 80 |
| Number of rear fans supported (max) | 1 |

### Storage

| Feature | Value |
|---|---|
| Compatible memory cards | SD |
| Card reader integrated | Yes |
| Supported HDD sizes | 2.5, 3.5 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Material thickness | 0.5 mm |
| Weight | 4.51 kg |
| Height | 373 mm |
| Width | 207 mm |
| Depth | 430 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 5240 g |

## FAQ

### How much does the Chieftec UB-03B-350GPB Computer Case cost, and is it available for purchase?

The price is 77.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 296 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 15.07.2026 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 CHIEFTEC 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 CHIEFTEC 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: type, form factor, number of 3.5" bays, number of 5.25" bays, power supply, power supply included, usb 2.0 ports quantity, usb 3.2 gen 1 (3.1 gen 1) type-a ports quantity, weight, supported motherboard form factors, 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 Chieftec UB-03B-350GPB Computer Case?

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.

## Image

https://aio.lv/img/cache/product/5697132/64982049_large.webp