ASUS Prime AP303 ATX Mid-Tower PC Case – Mesh Panel White

Product Overview

The ASUS Prime AP303 Mesh Edition is a compact yet highly capable ATX mid-tower chassis built for users who prioritize airflow, efficient space utilization, and clean modern aesthetics. With its mesh-front cooling-focused design, support for flagship hardware, reinforced GPU support, and flexible liquid cooling compatibility, the Prime AP303 is an excellent platform for gaming systems, creator desktops, and performance-focused PC builds.

Compact Footprint with Full-Size Hardware Compatibility

Despite its efficient 44-liter chassis design, the Prime AP303 offers generous internal hardware support for modern high-performance systems.

Hardware compatibility includes:
• Graphics cards up to 360mm in length
• Radiators up to 360mm with 60mm maximum thickness
• ATX power supplies up to 180mm long
• CPU air coolers up to 165mm tall

This makes it ideal for compact but powerful gaming and workstation builds.

High-Airflow Mesh Panel Design

The mesh edition prioritizes thermal efficiency with airflow-focused front panel engineering and quasi-filter mesh construction that balances cooling performance with dust resistance.

This design improves fresh air intake for demanding systems running modern CPUs and GPUs under sustained load.

Reinforced GPU Structural Support

To accommodate modern heavyweight graphics cards, the Prime AP303 includes a reinforced structural GPU support bracket designed to stabilize large GPUs between 310mm and 360mm.

Benefits include:
• Reduced GPU sag
• Better structural stability
• Improved long-term hardware support
• Cleaner internal presentation

Especially valuable for flagship next-generation graphics cards.

Optimized Cooling Architecture

The AP303 is engineered for strong airflow performance and flexible cooling deployment, supporting up to seven fans for efficient thermal management.

Perfect for gaming systems, creator workstations, and high-performance desktop builds.

Extensive Liquid Cooling Support

Radiator compatibility includes:

Top:
• 120mm
• 140mm
• 240mm
• 280mm
• 360mm

Rear:
• 120mm

Supports premium radiators up to 60mm thick, allowing compatibility with high-performance AIO cooling solutions.

Air Cooling Support

Fan support includes:

Top:
• 3 × 120mm
• 3 × 140mm

Rear:
• 1 × 120mm

Includes 1 pre-installed 120mm rear fan (model dependent).

Modern Front I/O Connectivity

Convenient front-panel connectivity includes:
• 1 × USB 3.2 Gen 2×2 Type-C (20Gbps)
• 2 × USB 3.2 Gen 1 Type-A
• 1 × headphone / microphone combo jack

Excellent for modern gaming accessories, external storage, and productivity peripherals.

Clean Cable Management Design

With up to 34mm cable routing clearance, the Prime AP303 supports clean, organized builds with improved airflow and easier maintenance.

The internal layout is optimized for tidy professional-looking installations.

Storage Support

Flexible internal storage options include:
• 2 × dedicated 2.5″ bays
• 1 × combo 2.5″/3.5″ drive bay

Suitable for SSD and HDD expansion.

Reliable Power Delivery Support

A UL-certified 15A power cable ensures stable power delivery for high-performance gaming and workstation systems.

Designed for dependable operation under heavy workloads.

Dust Protection & Maintenance

A removable bottom dust filter helps reduce dust buildup and simplify system maintenance for cleaner long-term operation.

Motherboard Compatibility

Supports multiple motherboard formats including:
• ATX
• Micro-ATX
• Mini-ITX

Flexible enough for mainstream and enthusiast system builds.

Dimensions & Weight

Dimensions:
215 × 425 × 485 mm

Weight:
Mesh Edition: 6.8 kg

A lightweight yet structurally capable airflow-focused chassis.

Premium White Aesthetic

Finished in a clean white exterior, the AP303 Mesh Edition delivers a sleek modern appearance that pairs perfectly with contemporary gaming and professional components.

Ideal For

Perfect for airflow-focused gaming PCs, creator systems, workstation desktops, compact ATX builds, liquid-cooled setups, and clean modern white PC builds.

Box Contents

Included in the package:
• ASUS Prime AP303 Mesh White Case
• GPU support bracket
• Pre-installed rear fan (model dependent)
• Installation hardware
• User documentation