ASUS A21 CASE/BLK Mini Tower Black
Available in stock (86)
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.
Couldn't load pickup availability
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Key specifications
- Product colour: Black
- Number of 3.5" bays: 2
- Rear fans diameters supported: 120 mm
- Maximum graphics card length: 38 cm
- Maximum CPU cooler height: 16.5 cm
- USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2
- Type: PC
- Supported motherboard form factors: micro ATX, Mini-ITX
- Supported HDD sizes: 2.5,3.5"
- Number of top fans supported (max): 3
- Top fans diameters supported: 120,140 mm
- Number of rear fans supported (max): 1
- Number of 2.5" bays: 1
- Top radiator sizes supported: 120,140,240,280,360 mm
- Form factor: Mini Tower
- Maximum PSU length: 21 cm
- Number of expansion slots: 5
- On/off button: Yes
- Rear radiator sizes supported: 120 mm
- Cable management: Yes
Cooling
- Front fans diameters supported
- 120,140 mm
- Front radiator sizes supported
- 120,140,240,280,360 mm
- Number of front fans supported (max)
- 3
Ports & interfaces
- Audio input
- Yes
- Audio output
- Yes
Weight & dimensions
- Depth
- 46.5 cm
- Height
- 43 cm
- Weight
- 7.3 kg
- Width
- 22 cm
Materials
Compare With Similar Items
|
|
|
|
|
|
| Description | 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. |
270° Panoramic View Experience a seamless view unobstructed by a front pillar, offering an unparalleled visual display of the internal components and ensuring your build shines from every angle. ROBUST THERMAL DESIGN Four pre-installed ARGB fans The A32 PLUS chassis is engineered for optimal cooling, with four ARGB fans pre-installed—three reverse- blade models and one standard model—and support for six more. Optimally located side panel grilles also facilitate high-volume airflow. Broad Compatibility A32 PLUS supports radiators up to 360mm long, graphics cards up to 420mm long, CPU air coolers up to 165mm tall, ATX power supplies up to 220mm long, and up to ten 120mm fans, giving builders plenty of options to assemble their next PC. Front Panel USB Type-C The A32 PLUS front I/O panel features a USB 10Gbps Type-C® port for transfer speeds up to 10Gbps, in addition to two USB-A ports. Easy Way To Detach Side Panels The side panels use an intuitive mechanism to open effortlessly. This user-friendly design ensures quick accessibility. Silicone Cable Grommet For Easy Cable Management And Aesthetics High-quality silicone grommets help organize wires, enhance durability and create an aesthetically pleasing interior. User-Friendly Storage Support The A32 PLUS features a removable drive cage to enhance storage flexibility. The cage supports up to two 3.5-inch or three 2.5-inch drives. Color-Coordinated Builds The two colorways of the A32 PLUS have matching black or white internal I/O cables to complement any build theme. |
270° Panoramic View Experience a seamless view unobstructed by a front pillar, offering an unparalleled visual display of the internal components and ensuring your build shines from every angle. ROBUST THERMAL DESIGN Four pre-installed ARGB fans The A32 PLUS chassis is engineered for optimal cooling, with four ARGB fans pre-installed—three reverse- blade models and one standard model—and support for six more. Optimally located side panel grilles also facilitate high-volume airflow. |
270° Panoramic View Experience a seamless view of your internal components, ensuring your build shines from every angle. Robust Thermal Design The A32 is engineered for optimal cooling, supporting up to ten 120mm fans. Optimally located side panel grilles also facilitate high-volume airflow. |
270° Panoramic View Experience a seamless view of your internal components, ensuring your build shines from every angle. Robust Thermal Design The A32 is engineered for optimal cooling, supporting up to ten 120mm fans. Optimally located side panel grilles also facilitate high-volume airflow. |
| Price | Regular price
$121.10
Sale price
Regular price
|
Regular price
$160.35
Sale price
Regular price
|
Regular price
$164.83
Sale price
Regular price
|
Regular price
$132.31
Sale price
Regular price
|
Regular price
$127.83
Sale price
Regular price
|
| Product variants |
Explore our FAQ
Where do the specifications come from?
Where do the specifications come from?
Product specifications are sourced from Icecat and displayed only when supporting data is available. Where information is missing, the field is left blank rather than populated with estimated or inferred values.
How current is stock availability?
How current is stock availability?
Stock levels are checked and updated automatically, ensuring the availability displayed on each product page reflects real-time data.
What is the shipping policy?
What is the shipping policy?
Free shipping is offered on orders over $550 within Australia, with tracked delivery included on every order. For full details, please refer to our Shipping Policy in the Customer Service section of the website.
What is the returns policy?
What is the returns policy?
We accept returns within 14 days of purchase, provided items are unopened and in their original packaging. For full details, please refer to our Returns Policy in the Customer Service section of the website.
A Partnership-First Approach
At NUTEC, we take a partnership-first approach to every engagement. We start by understanding your business - its challenges, priorities, and long-term goals before recommending any technology solution. From workplace modernization and cloud infrastructure to cyber security and systems integration, our team works closely with you at every stage, ensuring the right technology is procured, implemented, and supported with clarity and confidence. We believe in transparent communication, tailored outcomes, and building lasting partnerships that grow with your business.

