Lian Li V3000 PLUS Black V3000PX specs.

EEB, E-ATX, ATX, Micro-ATX, and Mini-ITX (Standard and Rotated Modes)
EEB, E-ATX, ATX, Micro-ATX, and Mini-ITX (Dual System Mode, System #1)
Mini-ITX (Dual System Mode, System #2)

Standard Mode

Front: 4 x 120 or 3 x 140 mm

Top: 4 x 120, 3 x 140, or 2 x 200 mm

Above PSU Chamber: 3 x 120 or 3 x 140 mm

Bottom Side: 4 x 120 or 3 x 140 mm

Rear: 1 x 120 or 1 x 140 mm

Rotated Mode

Front: 4 x 120 or 3 x 140 mm

Top: 4 x 120, 3 x 140, or 2 x 200 mm

Above PSU Chamber: 1 x 120 or 1 x 140 mm

Bottom Side: 4 x 120 or 3 x 140 mm

Rear: 3 x 120 or 2 x 140 mm

Dual System Mode

Front: 4 x 120 or 3 x 140 mm

Top: 4 x 120, 3 x 140, or 2 x 200 mm

Above PSU Chamber: 2 x 120 or 2 x 140 mm

Bottom Side: 4 x 120 or 3 x 140 mm (without System #2 GPU)

Rear: 1 x 120 or 1 x 140 mm

Standard Mode

Front: 480 or 420 mm

Top: 480 or 420 mm

Above PSU Chamber: 360 or 420 mm

Bottom Side: 480 or 420 mm

Rotated Mode

Front: 480 or 420 mm

Top: 480 or 420 mm

Bottom Side: 480 or 420 mm

Rear: 360 or 280 mm

Dual System Mode

Front: 480 or 420 mm

Top: 480 mm

Above PSU Chamber: 240 or 280 mm

Bottom Side: 480 or 420 mm (without System #2 GPU)

System #1: ATX (max 8.66" / 220 mm)
System #2: SFX-L, SFX

21.18" / 538 mm (Standard Mode)
14.09" / 358 mm (Rotated Mode)
23.19" / 589 mm (Dual System Mode, System #1)
12.59" / 320 mm (Dual System Mode, System #2, max width 4.92" / 125 mm)

System #1: 7.79" / 198 mm
System #2: 3.15" / 80 mm

8 x 2.5" SSD or 8 x 3.5" HDD (Drive Cage)
4 x 2.5" SSD (Side)
4 x 2.5" SSD (Behind Motherboard Tray)

8 (System #1)
3 (System #2, at PSU shroud with optional riser cable)

System #1:

1 x Power Button

1 x Reset Button

1 x Light Color Button (C)

1 x Light Mode Button (M)

2 x USB-A 3.0 / 3.1 Gen 1

1 x USB-C

1 x Audio

System #2

1 x Power Button

1 x Reset Button

2 x USB-A 3.0 / 3.1 Gen 1

1 x USB-C

1 x Audio

1 x Bottom

Aluminum
Steel
Tempered Glass

10.98 x 26.54 x 26.71" / 279 x 674 x 678.5 mm

80 lb

33.75 x 31 x 15.13"