What type of motherboards are compatible with the ASUS A21 case?

The ASUS A21 case is compatible with Micro ATX and Mini ITX motherboards.

What color options are available for the internal I/O cables in the ASUS A21 case?

The internal I/O cables in the ASUS A21 case are available in color-coordinated black or white.

How many drives can I install in this case?

This case supports 2 internal 3.5-inch drive bays and 1 internal 2.5-inch drive bay.

Can the ASUS A21 case support a decent airflow for cooling?

Yes, the ASUS A21 case supports a decent airflow for cooling as it features a front-panel mesh that is 40% porous to balance airflow, dust filtering, and RGB visibility.

Can I install a large graphics card in this case?

Yes, the case supports graphics cards up to 380 mm in length, allowing for the installation of large graphics cards.

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ATX Mid-Tower PC Cases

Computer Case Size Buying Guide

ASUS A21/WHT// Micro ATX Computer Case Steel / Plastic / Tempered Glass-White

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Options: A21 (White)

A21 (White)
A21 (Black)
AP201 (Tempered Glass, White)
AP201 (Tempered Glass, Black)
AP201 (Mesh, White)
AP201 (Mesh, Black)

Hidden Connectors: ASUS A21 is compatible with BTF hidden connector motherboards to maximize clean cable management
Broad Compatibility: A21 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: The front-panel mesh is 40% porous to maximize the balance of airflow, dust filtering and RGB visibility
Ample Cable Management: The A21 provides a compartment behind the motherboard that is 33 mm wide to keep your wiring tucked away and tidy
Color-coordinated Builds: ASUS A21 comes with color-coordinated black or white internal I/O cables to compliment your build theme

🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available

Overview

Specs

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Model
Brand	ASUS
Model	A21/WHT//
Part Number	90DC00H3-B08000

Details
Type	Micro ATX
Color	White
Case Material	Steel / Plastic / Tempered Glass
Motherboard Compatibility	Micro ATX / Mini ITX
Dust Filters	Bottom / Top

Expansion
Internal 3.5" Drive Bays	2
Internal 2.5" Drive Bays	1
Expansion Slots	5

Front Panel Ports
Front Ports	2 x Audio, 2 x USB 3.2 Gen 1

Cooling System
Fan Options	Front: 3 x 120 mm / 2 x 140 mm Top: 3 x 120 mm / 2 x 140 mm Rear: 1 x 120 mm
Radiator Options	Front:120 mm / 140 mm / 240 mm / 280 mm / 360 mm Top: 120 mm / 140 mm / 240 mm / 280 mm / 360 mm Rear: 120 mm

Dimensions & Weight
Max GPU Length	380 mm
Max CPU Cooler Height	165 mm
Max PSU Length	210 mm
Dimensions	18.3" x 8.7" x 16.9"
Weight	18.52 lbs.

Additional Information
First Listed on Newegg	January 09, 2024

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Warranty

Limited Warranty period (parts): 2 years
Limited Warranty period (labor): 2 years
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Return for refund within: 30 days

Return for replacement within: 30 days

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Item#: N82E16811173058

Sponsored Products

ASUS A21/WHT// Micro ATX Computer Case Steel / Plastic / Tempered Glass-White

Learn more about the ASUS A21/WHT//

Customer Reviews of the ASUS A21/WHT//

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info