ASUS 

PRIME AP303 MESH BLA ASUS PRIME AP303 BLK CHASSIS ATX PC CASE GPU SUPPORT FOR UP TO 3

Mfg Part Number:  PRIME AP303 MESH BLA  
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Price: $137.29
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Last Updated: Mar 03, 2026
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ASUSPrime AP303-Mesh Panel

Compact Frame. Massive Potential.

The ASUS Prime AP303 is a compact 44-liter ATX chassis that accommodates 360mm radiators up to 60mm thick and graphics cards up to 360mm long. It features a graphics card bracket and holder to keep cards firmly mounted, plus an internal power cable that delivers 15 amperes to maintain stable power delivery for high-end PC builds.

Compact ATX Case with Max. Capacity

360mm Graphics Card

StructuralGraphics Card Bracket

Exceptional Space Efficiency

The AP303 is designed to maximize internal space, enabling installation of graphics cards up to 360mm long, radiators up to 360mm long and ATX power supplies up to 180mm long.

Superior Stability Under Heavy Loads

Alongside the graphics card holder is a graphics card bracket that supports GeForce RTX 50 Series graphics cards from 310mm to 360mm long. It securely mounts the graphics card with screws, reducing sagging and movement.

Efficient Cooling

With support for up to 360mm radiators and up to seven fans, the AP303 is primed to deal with the thermal scenarios of high-performance hardware.

Quasi-FilterMesh Panels

Metallic quasi-filter mesh panels are designed to enhance airflow and minimize dust ingress, delivering both performance and protection in a sleek style.

Pioneering Cable for High-End Systems

The UL-certified internal power cable delivers 15 amperes of current to ensure stable operation for high-end systems with a 1200W power supply.

USB Type-C®Support

AP303 includes one 20Gbps Type-C port and two USB 3.0 ports for future-ready and backward-compatible connectivity.

Unified Front I/O Header

A thoughtful header design makes connecting Front Input/Output (FIO) components to the motherboard easy.

Organized Cabling

A 34mm-wide compartment behind the motherboard provides ample space to neatly organize cables, despite the relatively compact dimensions of the chassis.

Tool-FreeSide Panels

The side panels of the AP303 use a simple but secure clip mechanism to attach to the case. This makes them easy to remove, providing easy access to the interior of the chassis.

Multiple Colorsand Styles

The AP303 is available in either black or white, giving you options to create a rig that blends in or stands out. In addition, the tempered glass side panel version provides an elegant appearance, whereas the mesh side panel version boosts airflow efficiency andthermal performance.

Main Specification
General Information
Manufacturer ASUS Computer International
Manufacturer Part Number PRIME AP303 MESH BLA
Manufacturer Website Address http://usa.asus.com
Brand Name Asus
Product Model Prime AP303 - Mesh Panel
Product Name Prime AP303 - Mesh Panel Computer Case
Product Type Computer Case
Technical Information
Motherboard Supported Micro ATX
Motherboard Supported Mini ITX
Motherboard Supported ATX
Number of Fans Supported 4
Fan Supported Details

Cooling Support (Top):

  • 3 x 120 mm
  • 3 x 140 mm

Cooling Support (Rear):

  • 1 x 120 mm

Pre-installed Fans (Rear):

  • 1 x 120 mm (vary by model)
Number of Fans Installed 1
Fan Size Supported 5.51"
Fan Size Supported 4.72"
Installed Fan Size 4.72"
Installed Fan Size Details 1 x 120mm
Features Compact
Features Cable Management
Features Dust Filter
Bays
Number of Internal 2.5" Bays 2
Number of Internal 2.5"/3.5" Bays 1
Number of Total Expansion Bays 3
I/O Expansions
Total Number of Expansion Slots 7
Interfaces/Ports
Total Number of USB Ports 3
USB Port Details 1 x USB 3.2 Gen 2x2 Type C
USB Port Details 2 x USB 3.2 Gen 1
Front USB Yes
Total Number of Audio In Ports 1
Front Audio In Yes
Total Number of Audio Out Ports 1
Front Audio Out Yes
Microphone Yes
Headphone/Microphone Combo Port Yes
Power Description
Power Supply Wattage 1200 W
Physical Characteristics
Color Family Black
Product Color Black
Product Material Mesh
Maximum CPU Cooler Height 6.50"
Maximum PSU Length 7.09"
Maximum GPU Length 14.17"
Height 16.7"
Width 8.5"
Depth 19.1"
Weight (Approximate) 14.99 lb
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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