ASUS A21 BLACK CASE

Case, Components

ASUS A21 Micro-ATX Case – Black
- Supports micro-ATX and mini-ITX motherboards
- Front-panel mesh with 40% porosity for optimal airflow
- Up to 360 mm radiator support (front/top), 120 mm (rear)
- Maximum GPU length: 380 mm; CPU cooler height: 165 mm
- Cable management compartment: 33 mm width
- Color-coordinated black internal I/O cables

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Description Build Specification

ASUS A21 Micro-ATX Case – Black

The ASUS A21 is a sleek micro-ATX case designed for minimalist DIY PC builders. It supports up to 360 mm radiators, graphics cards up to 380 mm in length, and CPU air coolers up to 165 mm in height. The front-panel mesh is 40% porous, balancing airflow, dust filtering, and RGB visibility. It offers ample cable management with a 33 mm wide compartment behind the motherboard to keep wiring tidy. The case also features color-coordinated black internal I/O cables to complement your build theme.