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ASUS A21 Mid-Tower Case (Black)

BH #ASA21BLK • MFR #A21/BLK//
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ASUS A21 Mid-Tower Case (Black)
Key Features
  • Micro-ATX and Mini-ITX Support
  • Steel Frame & Windowed Side Panel
  • 2 x 2.5 or 3.5" Drive Bays
  • 1 x 2.5" Drive Bay
Lay the foundation for your next small form factor build using the black ASUS A21 Mid-Tower Case. With support for micro-ATX and mini-ITX motherboards, this case takes up less space on your desk without sacrificing powerful compatibility, making it perfect for those who game in compact spaces.
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Expected availability: 2-4 Weeks
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ASUS A21 Overview

Lay the foundation for your next small form factor build using the black ASUS A21 Mid-Tower Case. With support for micro-ATX and mini-ITX motherboards, this case takes up less space on your desk without sacrificing powerful compatibility, making it perfect for those who game in compact spaces.

Featuring a steel frame and tempered glass side panel, the A21 case features five expansion slots, a 2.5" drive bay, and two drive bays that fit either 2.5 or 3.5" drive bays for future additions and storage expansion.

Connectivity
Two USB-A 3.2 Gen 1 ports can be used for peripherals like a mouse and keyboard. The input and output 3.5mm audio jacks allow you to connect headphones and a microphone to your system.
Fan and Radiator Support
To cool your system, this case supports up to three 120mm or two 140mm fans in the front and top panels and a single 120mm fan in the back. For water cooling, radiators up to 360mm can fit in the front or top while the rear can hold a 120mm radiator.
Component Support
This case fits GPUs up to 380mm long, PSUs up to 210mm long, and CPU coolers up to 165mm in height. BTF hidden-connector motherboards are also compatible with this case, and with the 3mm-wide rear compartment, you can maximize clean cable management.
UPC: 197105365100

ASUS A21 Specs

Key Specs
Motherboard Support
Micro-ATX, Mini-ITX
Internal Drive Bays
2x 2.5/3.5"
and
1x 2.5"
Expansion Slots
5 x Full Height Horizontal
Maximum GPU Length
15" / 380 mm
CPU Cooler Height
6" / 165 mm
Fans Included
No
I/O
2x USB-A (USB 3.0 / 3.1/3.2 Gen 1)
1x 3.5 mm Input
1x 3.5 mm Output
Windowed Panel
Yes
Compatibility
Motherboard Support
Micro-ATX, Mini-ITX
External Drive Bays
No
Internal Drive Bays
2x 2.5/3.5"
and
1x 2.5"
Expansion Slots
5 x Full Height Horizontal
Maximum GPU Length
15" / 380 mm
CPU Cooler Height
6" / 165 mm
Supported PSU Size
ATX
Maximum PSU Length
8" / 210 mm
PSU Mounting Location
Bottom
Cooling
Fan Mounting
Front
3x 120 mm
or
2x 140 mm

Top
3x 120 mm
or
2x 140 mm

Rear
1x 120 mm
Fans Included
No
Maximum Radiator Size
Front, Top:
360 mm
Rear:
120 mm
Fan Controller Included
No
Filters Included
No
Inputs / Outputs
I/O
2x USB-A (USB 3.0 / 3.1/3.2 Gen 1)
1x 3.5 mm Input
1x 3.5 mm Output
Physical
Windowed Panel
Yes
Color
Black
Material
Plastic, Steel, Tempered Glass
Built-In Lighting
No
Tool-Less Design
Yes
Security
No
Cable Management Space
Yes: 1" / 33 mm
Dimensions (W x H x D)
8.7 x 16.9 x 18.3" / 220 x 430 x 465 mm
Weight
16.1 lb / 7.3 kg
Packaging Info
Package Weight
19.085 lb
Box Dimensions (LxWxH)
20.7 x 19.5 x 12.8"

ASUS A21 Reviews

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