# PC Case be quiet! DARK BASE PRO 901 \| Full Tower \| Black

**URL:** https://aio.lv/en/product--bequiet-bgw50--10504157
**Data updated:** 2025-12-16 16:50 (EET)
**Category:** Computer Cases
**Manufacturer:** bequiet!
**Manufacturer code:** BGW50
**EAN:** 4260052190142
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 293.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 242.97 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--bequiet-bgw50--10504157

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 15.91 EUR |

## Summary description

The be quiet! DARK BASE PRO 901 is a full tower PC case designed for optimal airflow and cooling. It features a bottom-mounted power supply, supports ATX and PS2 power supply form factors, and comes with two pre-installed 140 mm front fans. The case supports various fan sizes (120 mm and 140 mm) and HDD sizes (2.5", 3.5", 5.25"). With dimensions of 275 mm width, 604 mm depth, and 569 mm height, it provides ample space for high-performance components.

## Long description

The be quiet! DARK BASE PRO 901 is a Full Tower PC case engineered for high-performance builds that require efficient airflow and quiet operation. The case supports ATX, EATX, Micro ATX, Mini-ATX and XL-ATX motherboards, accommodates multiple drive sizes (2.5", 3.5", 5.25") and ships with two pre-installed 140 mm front fans. With a bottom-mounted power supply layout and a robust construction of aluminium, glass and steel, the DARK BASE PRO 901 provides spacious internal volume (275 mm width, 604 mm depth, 569 mm height) for large components and advanced cooling setups.
Advantages
The case combines versatile compatibility with a silent design, offering support for a wide range of fan sizes (120 mm and 140 mm) and multiple drive bays (two 3.5" and six 2.5" bays plus one 5.25" bay). Its solid materials and side window allow for durable build quality and component visibility while the included front 140 mm fans improve out-of-the-box airflow. The bottom-mounted PSU layout and support for ATX and PS2 power supply form factors simplify cable management and installation.
Suitable for
High-performance gaming PCs with large graphics cards
Workstations requiring multiple storage drives and expansion
Silent or quiet-focused builds using multiple fans or liquid cooling
Key specifications
Type: PC, Form factor: Full Tower
Supported motherboard form factors: ATX, EATX, Micro ATX, Mini-ATX, XL-ATX
Drive bays: 2 × 3.5", 6 × 2.5", 1 × 5.25"
Pre-installed fans: 2 × 140 mm front fans
Fan support: 120 mm and 140 mm sizes
Power supply: bottom-mounted (PSU not included), supports ATX and PS2
Materials: Aluminium, Glass, Steel
Dimensions (W×D×H): 275 × 604 × 569 mm; Weight: 16.3 kg
Colour: Black
How to use
Install the chosen motherboard according to its form factor (ATX/EATX/Micro ATX/Mini-ATX/XL-ATX) using the standoffs provided. Mount storage drives in the designated 3.5" and 2.5" bays and secure the 5.25" device if required. Fit the power supply in the bottom compartment and connect cables through the case grommets for tidy cable routing. Position additional fans or radiators in supported 120 mm or 140 mm locations as needed to achieve the desired cooling performance. Use the side window to monitor component layout and clearance during assembly.
Usage recommendations
For optimal quiet operation and airflow, keep cable routing tidy, use the included 140 mm front fans for intake, and configure additional exhaust or radiator fans to create a balanced airflow. Verify component clearances (GPU length, cooler height, radiator thickness) against the case dimensions before purchase.

## Specifications

### Design

| Feature | Value |
|---|---|
| Type | PC |
| Form factor | Full Tower |
| Supported motherboard form factors | ATX, EATX, Micro ATX, Mini-ATX, XL-ATX |
| Number of 3.5" bays | 2 |
| Number of 2.5" bays | 6 |
| Number of 5.25" bays | 1 |
| Side window | Yes |
| Material | Aluminium, Glass, Steel |
| Product colour | Black |
| Illumination | Yes |
| Anti-dust filter | Yes |
| Illumination colour | Multi |
| Suitable for | Gaming |
| Maximum CPU cooler height | 190 mm |
| Maximum graphics card length | 495 mm |
| Number of expansion slots | 8 |
| LED indicators | Y |
| On/off button | Yes |

### Power supply

| Feature | Value |
|---|---|
| Power supply included | No |
| Power supply location | Bottom |
| Supported power supply form factors | ATX, PS2 |

### Ports & interfaces

| Feature | Value |
|---|---|
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| Audio input | Yes |
| Audio output | Yes |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 4 |

### Cooling

| Feature | Value |
|---|---|
| Fan speed | 0 - 1900 |
| Front fans installed | 2x 140 mm |
| Number of front fans supported (max) | 3 |
| Front fans diameters supported | 120, 140 |
| Side fans diameters supported | 120 |
| Rear fans diameters supported | 120, 140 |
| Top fans diameters supported | 140, 120 |
| Bottom fans diameters supported | 140, 120 |
| Number of side fans supported (max) | 3 |
| Number of rear fans supported (max) | 1 |
| Number of top fans supported (max) | 3 |
| Number of bottom fans supported (max) | 1 |
| Rear fans installed | 1x 140 mm |
| Maximum airflow | 78.4 cfm |
| Maximum air pressure | 2.36 mmH2O |
| Rear radiator sizes supported | 120, 140 |
| Front radiator sizes supported | 140, 420, 120, 240, 280, 360 |
| Top radiator sizes supported | 120, 240, 360 |
| Fan speed control | Yes |
| Bottom radiator sizes supported | 140 |
| Fan 2 maximum airflow | 78.4 cfm |
| Fan 2 maximum air pressure | 2.36 mmH2O |
| Side radiator sizes supported | 120, 240, 360 |

### Storage

| Feature | Value |
|---|---|
| Supported HDD sizes | 3.5, 5.25, 2.5 |

### Technical details

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |
| Sustainability certificates | Triman |
| Warranty period | 3 year(s) |
| Compliance certificates | CE, REACH, RoHS, UKCA |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 16.3 kg |
| Height | 569 mm |
| Width | 275 mm |
| Depth | 604 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 20800 g |
| Package depth | 633 mm |
| Package height | 684 mm |
| Package width | 357 mm |

## FAQ

### How much does the PC Case be quiet! DARK BASE PRO 901 cost, and is it available for purchase?

The price is 293.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1174 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 01.07.2026 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 be quiet! DARK BASE PRO 901 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 bequiet! 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 bequiet! 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 2.5" bays, number of 5.25" bays, side window, 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, 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 be quiet! DARK BASE PRO 901?

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/10504157/64991723_large.webp