ASUS A31 Mid-Tower Case
ASUS · Cabinet

ASUS A31 Mid-Tower Case

Mid-Tower · ATX / mATX / ITX · GPU up to 380 mm

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  • Form factor Mid-Tower
  • Motherboard support ATX / mATX / ITX
  • GPU clearance 380 mm

ASUS A31 Mid-Tower Case is a mid-tower PC cabinet that takes ATX / mATX / ITX motherboards and graphics cards up to 380 mm long. It came out in 2025.

Released
2025-11-24

Specifications

Key specs

Form factor
Mid-Tower
Motherboard support
ATX / mATX / ITX
GPU clearance
380 mm
Released
2025-11-24
Part number
90DC00R0-B08000

Design

Form factor
Midi Tower
Type
PC
Product colour
Black
Supported motherboard form factors
ATX, micro ATX, Mini-ITX
Number of 3.5" bays
2
Number of storage drives supported
2
Number of expansion slots
7
Side window
Yes
Tempered glass panel(s)
Yes
Anti-dust filter
Yes
Cable management
Yes
On/off button
Yes
Maximum CPU cooler height
16.5 cm
Maximum graphics card length
38 cm
Maximum PSU length
20 cm

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2
Combo headphone/mic port
Yes
USB 3.2 Gen 2x2 Type-C ports quantity
1
View all specifications +3 more sectionsShow fewer specifications

Cooling

Number of rear fans supported (max)
1
Rear fans diameters supported
120,140 mm
Number of top fans supported (max)
3
Top fans diameters supported
120,140 mm
Liquid cooling capability
Yes
Rear radiator sizes supported
120 mm
Top radiator sizes supported
140,240,360,120,280 mm

Storage

Supported HDD sizes
2.5,3.5"

Weight & dimensions

Width
238 mm
Depth
511 mm
Height
435 mm
Weight
8.2 kg

Check the manufacturer's page before buying.

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About this product

Discover Hidden Potential The ASUS A31 is a PC case crafted for minimalist mainstream DIY PC builders. It supports a variety of AIO coolers and graphics cards, and easily accommodates motherboards with hidden connector designs, ensuring a clean, clutter-free setup. Ready for Hidden Connectors In addition to providing a clean PC build experience, the A31 is compatible with the ROG MAXIMUS Z790 HERO BTF, a motherboard that features innovative hidden connectors and headers located on the underside to maximize clean cable management. Broad Compatibility The A31 ATX case supports up to 360mm radiators, graphics cards up to 380mm in length, and CPU air coolers up to 165mm in height, giving builders plenty of options while assembling their next PC. Boundless Panoramic Views Experience a seamless view unobstructed by a front pillar, offering an unparalleled visual display of the internal components and ensuring your build shines from every angle. Capable Cooling The A31 provides 80mm of clearance for AIO coolers at the top, allowing for thicker radiators and larger fans to enhance cooling performance.

A31 vs similar cabinets

ASUS A31 Mid-Tower CaseASUS A31 TG WHITEASUS A31 CaseASUS A31 Plus TG ARGB BLACK
Form factorMid-TowerMid-TowerMid-TowerMid-Tower
Motherboard supportATX / mATX / ITXATX / mATX / ITXATX / mATX / ITXATX / mATX / ITX
GPU clearance380 mm380 mm380 mm380 mm
Released202520262025—

Questions about the A31

What are the main specs of the ASUS A31 Mid-Tower Case?

Mid-Tower, ATX / mATX / ITX, GPU up to 380 mm.

What form factor is the ASUS A31 Mid-Tower Case?

Mid-Tower.

When did the ASUS A31 Mid-Tower Case come out?

It was released in 2025/11 (ASUS).

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