ASUS A21 PLUS White
£85.12 inc VAT
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About This Item
- White micro ATX case with multi-colour ARGB illumination
- Supports 360 mm front radiators and 380 mm graphics cards
- Five expansion slots with 16.5 cm CPU cooler clearance
- Two USB 3.2 Gen 1 Type-A ports on front panel
- HDD/SSD combo cage supporting 2.5″ and 3.5″ drives
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ASUS A21 PLUS | Micro-ATX Case with ARGB Fans
The ASUS A21 PLUS White is a compact micro-ATX case built for high-performance builds, supporting up to 360 mm radiators and 380 mm graphics cards. Designed with clean cable management and hidden-connector motherboard support, it comes with four pre-installed ARGB fans and a sleek white finish.
Key Specifications
| Metric | Spec. |
|---|---|
| Motherboard Compatibility | Micro-ATX, Mini-ITX |
| Maximum GPU Length | 380 mm |
| Maximum CPU Cooler Height | 165 mm |
| Front Fan Configuration | 3x 120 mm (ARGB) |
| Rear Fan Configuration | 1x 120 mm (ARGB) |
High-Airflow Cooling with ARGB Fans
The A21 PLUS White features four pre-installed ARGB fans—three in the front and one at the rear—delivering excellent airflow for sustained cooling performance. With support for radiators up to 360 mm in the front and 280 mm on top, this case is ideal for liquid cooling setups that demand both aesthetics and thermal efficiency.
Compact Yet Spacious Interior
Despite its compact footprint (220 x 430 x 465 mm), the A21 PLUS White supports full-length graphics cards up to 380 mm, making it suitable for high-end gaming and workstation builds. The internal layout accommodates standard ATX PSUs up to 210 mm long and CPU coolers up to 165 mm tall, ensuring compatibility with most mainstream hardware.
Versatile Storage and Expansion Options
This case offers support for both 2.5″ and 3.5″ drives, with a dedicated HDD/SSD combo cage included. Five expansion slots allow for multiple GPU or add-in card configurations, while the clean internal design helps maintain optimal airflow and easy cable routing.
Box Contents
- ASUS A21 PLUS White case
- 3x 120 mm ARGB front fans
- 1x 120 mm ARGB rear fan
- Mounting hardware and screws
- User manual
Check Before You Buy
- Confirm your motherboard fits micro-ATX or Mini-ITX form factors.
- Verify your GPU length does not exceed 380 mm.
- Ensure your CPU cooler height is within 165 mm.
- Check that your PSU length is under 210 mm.
Frequently Asked Questions
Q: Does the ASUS A21 PLUS White support liquid cooling?
A: Yes, it supports radiators up to 360 mm in the front and 280 mm on top.
Q: How many fans come pre-installed?
A: Four ARGB fans are included—three in the front and one at the rear.
Q: What motherboard sizes fit in this case?
A: It supports micro-ATX and Mini-ITX motherboards.
Q: Can I install a full-size ATX power supply?
A: Yes, as long as the PSU is not longer than 210 mm.
Q: Is the case windowed?
A: Yes, it features a tempered glass side panel for showcasing your build.
The Consultant’s Verdict & Warranty
The ASUS A21 PLUS White is an excellent choice for builders seeking a compact yet capable micro-ATX case with strong cooling potential and modern aesthetics. Its support for large radiators, full-length GPUs, and ARGB lighting makes it ideal for gaming and content creation systems. Covered by the standard Manufacturer Warranty.
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