The ASUS A21 PLUS microATX case offers support for hidden-connector motherboards, 360 mm radiators and 380 mm graphics cards, with two color options, four pre-installed ARGB fans and clean cable management.
Hidden Connectors: Compatible with motherboards featuring hidden connectors and maximizes clean cable management for a clutter-free build.
Broad Compatibility: A21 PLUS supports up to 360 mm radiators, graphics cards up to 380 mm in length and CPU air coolers up to 165 mm in height.
Capable Cooling: A21 PLUS features four ARGB fans for exceptional cooling, and the front-panel mesh is 40% porous to maximize the balance of airflow, dust filtering and RGB visibility.
Ample cable management: The A21 PLUS provides a compartment behind the motherboard that is 33 mm wide to keep your wiring tucked away and tidy.
Discover Hidden Potential
The ASUS A21 PLUS is a PC case crafted for minimalist mainstream DIY PC builders, with support for a variety of AIO coolers and graphics cards, and the four pre-installed ARGB fans provide plenty of airflow potential to keep things running smoothly.
Broad Compatibility
Despite being a micro-ATX case, the A21 PLUS 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 PLUS is 40% porous to maximize the balance of airflow and RGB visibility. Within, four pre-installed ARGB fans ensure ample cooling.
Ample Cable Management
The A21 PLUS provides a compartment behind the motherboard that is 33 mm wide to help you keep your wiring tucked away and tidy.
Colour-Coordinated Builds
Both variants of the A21 PLUS come with color-coordinated black or white internal I/O cables to compliment your build theme.
Motherboard Support: “E-ATX, XL-ATX, ATX, Micro ATX, Mini ITX”
#Hide#Window(s): Yes (Window)
#Hide#LED Lighting: Yes (LED Lighting)
Connectors / Controls: 1 x USB 3.2 Gen2 Type-C 2 x USB 3.2 Type-A Mic + Audio
#Hide#Max Radiator Support: 420mm
Drive Bays: 1 x 3.5″” slots (scope of delivery) 2 x 3.5″” slots (max.) 4 x 2.5″” slots (scope of delivery) 6 x 2.5″” slots (max.)
Expansion Slots: 8 x Expansion Slots
Cooling System:Included: No Fans included 2 ARGB and PWM Hubs included
Fan Mounts: Front: None Top: 3 x 140 / 3 x 120 mm Side: 3 x 140 / 3 x 120 mm Rear: 1 x 140 / 1 x 120 mm Bottom: 3 x 140 / 3 x 120 mm
.: Radiator Support: Front: None Top: Up to 420 mm Side: Up to 360 mm Rear: Up to 140 mm Bottom: Up to 420 mm
#Hide#Back-Connect MB Support: Yes (Back-Connect)
Back-Connect MB Support: Yes
Colour: White
Material: Top cover: Steel Front panel: Glass Side panel: Steel Side panel window: Glass Stands: ABS
Compatibility:GPU max height: 495 mm
CPU cooler max height: 190 mm
PSU max length: 225 mm
Weight/Dimensions: 15.3 kg Excl. stands (LxWxH): 532 x 327 x 465 mm Incl. stands (LxWxH): 532 x 327 x 484 mm
Additional Features: Fully windowed front and side panel Illumination from every angle with massive ARGB LED strip Can be switched to inverted or horizontal layout Back connector motherboard support 2 ARGB and fan hubs with 12 connectors in total
See Overview for more details
Accessories: Screw set (Drives/Motherboard) 1 x Additional standoffs 12 x Cable ties (pcs.) VGA holder VGA holder for inverted layout
Connectors / Controls: 1 x USB 3.2 Gen2 Type-C 2 x USB 3.2 Type-A Mic + Audio ARGB Controller Button
#Hide#Max Radiator Support: 360mm
Drive Bays: 2 x 3.5″” 5 x 2.5″”
Expansion Slots: 7 x Expansion Slots
Cooling System:Included: Top: 1 x Pure Wings 3 140mm PWM Fan Front: 1 x Pure Wings 3 140mm PWM Fan Rear: 1 x Pure Wings 3 140mm PWM Fan
Fan Mounts: Top: 2 x 140 / 2 x 120 mm Front: 2 x 140 / 3 x 120 mm Side: None Rear: 1 x 140 / 1 x 120 mm Bottom: None PSU shroud: None
.: Radiator Support: Front: Up to 360 mm Top: Up to 240 mm Side: None Rear: Up to 140 mm Bottom: None
Colour: Black
Material: Top Cover: Steel Front Panel: ABS Side Panel: Steel Side Panel Window: Glass Stands: ABS
Compatibility:GPU Max Height: 368 mm
CPU Cooler Max Height: 178 mm
PSU Max Length: Excl. Bottom Fan: 200 mm Incl. Bottom Fan: 180 mm
Weight/Dimensions: 7.8 kg Excl. Stands (LxWxH): 450 x 231 x 449 mm Incl. Stands (LxWxH): 450 x 231 x 463 mm
Additional Features: Compact design High airflow intake front panel and top cover Optional vertical graphics card installation Comfortable cable management with clever cable routing ARGB LEDs on the front and inside
See Overview for more details
Accessories: Screw set (Drives/Motherboard) 1 x Additional standoffs 2 x LED strips 12 x Cable ties
Connectors / Controls: 1 x USB 3.2 Gen2 Type-C 2 x USB 3.2 Type-A Mic + Audio ARGB Controller Button
#Hide#Max Radiator Support: 360mm
Drive Bays: 2 x 3.5″” 5 x 2.5″”
Expansion Slots: 7 x Expansion Slots
Cooling System:Included: Top: 1 x Pure Wings 3 140mm PWM Fan Front: 1 x Pure Wings 3 140mm PWM Fan Rear: 1 x Pure Wings 3 140mm PWM Fan
Fan Mounts: Top: 2 x 140 / 2 x 120 mm Front: 2 x 140 / 3 x 120 mm Side: None Rear: 1 x 140 / 1 x 120 mm Bottom: None PSU shroud: None
.: Radiator Support: Front: Up to 360 mm Top: Up to 240 mm Side: None Rear: Up to 140 mm Bottom: None
Colour: White
Material: Top Cover: Steel Front Panel: ABS Side Panel: Steel Side Panel Window: Glass Stands: ABS
Compatibility:GPU Max Height: 368 mm
CPU Cooler Max Height: 178 mm
PSU Max Length: Excl. Bottom Fan: 200 mm Incl. Bottom Fan: 180 mm
Weight/Dimensions: 7.8 kg Excl. Stands (LxWxH): 450 x 231 x 449 mm Incl. Stands (LxWxH): 450 x 231 x 463 mm
Additional Features: Compact design High airflow intake front panel and top cover Optional vertical graphics card installation Comfortable cable management with clever cable routing ARGB LEDs on the front and inside
See Overview for more details
Accessories: Screw set (Drives/Motherboard) 1 x Additional standoffs 2 x LED strips 12 x Cable ties
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