Lian Li

Lian Li O11 Air Mini Black ATX Mini Tower Case w/ 3 Fans (O11AMX) (Boxed)

SKU 39980 Brand Lian Li EAN13 4718466010681
Compact mini tower ATX case with exceptional airflow via fine mesh panels. Includes 2x140mm front + 1x120mm rear PWM fans. Supports E-ATX/ATX/mATX/ITX, up to 362mm GPU, 170mm CPU cooler, 240/280mm radiators.
PC Cases - Motherboard Support ATX EATX Micro ATX Mini ITX
PC Cases - Radiator Support 240 mm 280 mm
PC Cases - Included Fans 3
PC Cases - Front I/O Audio Jacks USB A USB C
PC Cases - GPU Orientation Vertical Supported
PC Cases - Form Factor Mini Tower
PC Cases - Max GPU Length 331–360 mm
PC Cases - Color Black
PC Cases - CPU Cooler Clearance 166-170 mm

The Lian Li O11 Air Mini is a compact mini tower designed for maximum airflow, featuring super fine mesh on front, top, and side panels that optimize cooling while filtering dust. It includes 2x140mm PWM front fans and 1x120mm PWM rear fan pre-installed for immediate use.

Built with premium 4mm aluminum, 0.8mm mesh, and 4mm tempered glass, it supports E-ATX (up to 280mm wide), ATX, Micro-ATX, Mini-ITX motherboards, ATX PSUs up to 200mm, GPUs up to 362mm, and CPU coolers up to 170mm. Dual chamber design with modular back panel offers 7 or 5 expansion slots and vertical GPU option (optional bracket). Storage: up to 6x 2.5" SSD or 4x 3.5" HDD + 2x 2.5" SSD.

  • Extreme Airflow: Mesh panels on 3 sides
  • Pre-installed Fans: 2x140mm front, 1x120mm rear
  • Radiator Support: 240/280mm top/side/bottom/front
  • Dimensions: 400 x 288 x 384 mm
  • I/O: 2x USB 3.0, 1x USB-C, HD Audio
  • Drive Bays: 6x2.5" or 4x3.5"+2x2.5"
  • Clearance: GPU 362mm, CPU 170mm
ModelO11AMX
ColorBlack
Dimensions (DxWxH)400 x 288 x 384 mm
Material4mm Aluminum Panel, 0.8mm Mesh Panel, 4.0mm Tempered Glass
Motherboard SupportE-ATX (max 280mm wide)/ATX/Micro-ATX/Mini-ITX
PSU SupportATX (max 200mm)
Included Fans2x 140mm PWM Front, 1x 120mm PWM Rear
Fan Support Top3x120mm / 2x140mm
Fan Support Side2x120mm
Fan Support Bottom2x120mm / 2x140mm
Fan Support Front2x120mm / 2x140mm
Fan Support Rear1x120mm
Radiator Support Top240mm / 280mm
Radiator Support Side240mm
Radiator Support Bottom240mm / 280mm
Radiator Support Front240mm / 280mm
Drive Support6x 2.5
GPU Length Clearance362 mm
CPU Height Clearance170 mm
Expansion Slots7 or 5 (depends on back panel)
I/O Ports2x USB 3.0, 1x USB 3.1 Type-C, 1x HD Audio
Dust FilterRemovable bottom dust tray