# PC case Chieftec CM-25B-OP Tower Black

**URL:** https://aio.lv/en/product--chieftec-cm-25b-op--3576006
**Data updated:** 2026-02-12 18:01 (EET)
**Category:** Computer Cases
**Manufacturer:** CHIEFTEC
**Manufacturer code:** CM-25B-OP
**EAN:** 753263077103
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 70.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 58.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--chieftec-cm-25b-op--3576006

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 7.06 EUR |

## Summary description

The Chieftec CM-25B-OP is a sleek black tower PC case designed for optimal airflow and compatibility. It supports ATX power supplies and accommodates front fans of 90 and 120 mm, as well as rear fans of 80, 90, and 120 mm. With space for 2.5" and 3.5" HDDs, this case offers versatility for storage solutions. Its dimensions are 198 mm in width, 490 mm in depth, and 437 mm in height, making it a compact yet spacious option for your build.

## Long description

The Chieftec CLASSIC Series renews the established reliability of Chieftec cases with an updated front panel design and improved internal features. Constructed from 0.7 mm SECC steel and equipped with toolless drive installation kits, this case line targets system builders who require durable materials and a timeless, functional design.
Advantages
The CLASSIC Series combines sturdy 0.7 mm SECC construction with toolless drive installation for faster assembly and maintenance. The refreshed exterior front panel preserves a classic look while internal enhancements support reliable component installation and long-term use.
Key specifications
Material: 0.7 mm SECC steel
Drive installation: Toolless drive kits included
Design focus: Timeless exterior with upgraded interior features
How to use
Install components following standard PC assembly procedures: mount the power supply, secure the motherboard to the standoffs, insert drives using the toolless kits, and route cables for optimal airflow. Verify all connections before powering on and consult the motherboard and component manuals for specific installation details.
Recommendations
For best results, use compatible ATX or micro-ATX components and ensure adequate cooling by installing appropriate case fans; refer to component specifications to confirm fit and clearance.

## Specifications

### Design

| Feature | Value |
|---|---|
| Type | PC |
| Form factor | Tower |
| Supported motherboard form factors | ATX, Micro ATX, Mini-ITX |
| Number of 3.5" bays | 4 |
| Number of 2.5" bays | 1 |
| Number of 5.25" bays | 1 |
| Side window | No |
| Material | SECC |
| Product colour | Black |
| Maximum CPU cooler height | 165 mm |
| Maximum graphics card length | 400 mm |
| Number of expansion slots | 7 |
| Reset button | Yes |
| On/off button | Yes |

### Power supply

| Feature | Value |
|---|---|
| Power supply included | No |
| Supported power supply form factors | ATX |

### Ports & interfaces

| Feature | Value |
|---|---|
| USB 2.0 ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| Audio input | Yes |
| Audio output | Yes |

### Cooling

| Feature | Value |
|---|---|
| Number of front fans supported (max) | 1 |
| Front fans diameters supported | 90, 120 |
| Rear fans diameters supported | 80, 90, 120 |
| Number of rear fans supported (max) | 1 |

### Storage

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Material thickness | 0.7 mm |
| Weight | 6.89 kg |
| Height | 437 mm |
| Width | 198 mm |
| Depth | 490 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 7820 g |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84733080 |

## FAQ

### How much does the PC case Chieftec CM-25B-OP cost, and is it available for purchase?

The price is 70.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 264 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 29.06.2026 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 Chieftec CM-25B-OP 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 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 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.

## Image

https://aio.lv/img/cache/product/3576006/64931717_large.webp