PC case ASUS A21 PLUS Micro ATX white — supports Micro ATX/Mini-ITX, 3x120mm front fans, 1x120mm rear, 360mm front radiator, GPU up to 380 mm

The ASUS A21 PLUS microATX case supports hidden-connector motherboards and accommodates up to 360 mm radiators and 380 mm graphics cards. It is available in two color options and comes with four pre-installed ARGB fans and integrated cable management features for a tidy interior.

Advantages

The case provides broad component compatibility for compact builds, including support for large radiators and long GPUs. Four pre-installed ARGB fans offer immediate airflow and customizable lighting. Built-in cable management helps keep the interior organized for better cooling and simpler assembly. Two color options let buyers match the case to their setup.

Key specifications

• Form factor: microATX
• Radiator support: up to 360 mm
• Graphics card length support: up to 380 mm
• Pre-installed fans: 4 × ARGB
• Motherboard compatibility: hidden-connector motherboards supported
• Color options: two available

How to use

Install a compatible microATX motherboard following the board manufacturer’s instructions, connect cables through the case’s cable management channels, and mount cooling components such as a 360 mm radiator or air cooler within the available space. Install the graphics card up to 380 mm in length and connect the ARGB fans to the motherboard or controller to configure lighting. Verify clear airflow paths before closing the case panels.

Recommendations

For optimal cooling, use a front or top-mounted 360 mm radiator with properly routed cables and check GPU length against the case’s 380 mm limit before purchasing large graphics cards.