ASUS A21 MicroATX w/ Tempered Glass Gaming PC Case - Black



  • Black Colour
  • 3 Years Warranty
  • 90DC00H0-B09010
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£79.95 inc. VAT.

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Product Description

ASUS A21 MicroATX w/ Tempered Glass Gaming PC Case - Black

Discover Hidden Potential

The ASUS A21 is a PC case crafted for minimalist mainstream DIY PC builders, with support for a variety of AIO coolers and graphics cards, and plenty of airflow potential to keep things running smoothly.
Broad Compatibility

Despite being a micro-ATX case, the A21 still supports up to 360 mm radiators, graphics cards up to 380 mm in length and CPU air coolers up to 165 mm in height, giving builders plenty of options to assemble their next PC.
Capable Cooling

The front-panel mesh of the A21 is 40% porous to maximize the balance of airflow and RGB visibility. Users can add up to three 120 mm fans to this section of their build to solidly manage system temperatures.

Ample Cable Management

The A21 provides a compartment behind the motherboard that is 33 mm wide to help you keep your wiring tucked away and tidy.
Colour-Coordinated Builds

The A21 come with colour-coordinated internal I/O cables to compliment your build theme.

Note: The content above is generic for the series.
For Correct info about this particular model, please refer to Specifications section.

Technical Specifications

Condition New
Product Identifiers
MPN 90DC00H0-B09010
EAN 4711387111475
Type Hardshell case
Brand ASUS
Key Specifications
Compatible Brand ASUS
Compatible Model ASUS BTF
Other Specifications
Warranty 3 Years
Colour Black
Item Weight 7.3 kg
Dimensions (WxDxH) 220 mm x 465 mm x 430 mm

Frequently Asked Questions

What payment method do you accept?

At checkout, you can explore our payment methods. Choose from either credit/debit card, or PayPal Express Checkout. You can also purchase via PayPal Pay in 3. Pay in 3 eligibility is subject to status and approval.

When will I receive my order?

At Box, we offer free next-day delivery on all items! Order before 3pm to quality for free next working day delivery. We aim to process and deliver all orders in the expected delivery timeframes as specified during the checkout process. Orders made on a Saturday or Sunday will be processed on the next working day. Excludes Bank Holidays

What's the process of return and replacement?

If your item has developed any faults that is not caused by physical damage, liquid damage, neglect, misuse, normal wear & tear, and it is still within the warranty period covered by the manufacturer, please simply contact BOX Warranty support at for repairs or exchange.

How many days it will take for the return procedure?

Once we receive your item back at our premises, it may take up to 5 working days to process the return. This could be bit longer during the peak times. Please email us at if you have any questions pertaining your return.

What if my Product is not as described?

In the rare event if your item is not as described, please send us an email at with the details and we will organise a free return and a replacement for you.

Can I return or get a refund for my order if I have change of mind?

Yes, we offer refund policy to all BOX customers. If you change your mind, you can return the goods at your expense via Insured (to cover the cost of the goods) & Signed for service within 30 days and we will issue full refund.