Lian Li LANCOOL 207 / Lian Li O11 Air Mini

Lian Li LANCOOL 207: LAN207RX black and LAN207RW white; four-fan ATX mid tower. The LANCOOL 207 Digital with a screen and the LANCOOL 216/217 are separate models.

Lian Li O11 Air Mini: O11 Air Mini (2021); black O11AMX and white O11AMW. The O11 Dynamic Mini, O11D Mini V2 Flow and full-size O11 Dynamic are separate cases.

SpecificationLian Li LANCOOL 207Lian Li O11 Air Mini
Release year20242021
Type and motherboardATX mid tower; ATX (up to 244 mm wide), Micro-ATX, Mini-ITX; 7 expansion slots

E-ATX is not supported.

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Size and materials455.6 × 219 × 456 mm (D × W × H); 45.5 litres; steel body, 4 mm tempered glass Lian Li400 (D) × 288 (W) × 384 (H) mm; 4 mm aluminium panel, 0.8 mm mesh panel, 4 mm tempered glass

The mesh pattern on the front, top and side is designed to let fans draw air straight from outside.

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Included fansFront 2 × 140 mm ARGB (450–1900 RPM); above the PSU shroud 2 × 120 mm PWM (500–1950 RPM)

The bottom 120 mm fans blow air straight at the graphics card. Sixteen 28 mm long screws for 25 mm thick fans are included; fans wider than 140 mm are not supported at the front.

Lian Li		2 × 140 mm PWM at the front, 1 × 120 mm PWM at the rear

PWM fans adjust their speed to temperature using a signal from the motherboard.

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Fan and radiator supportFront 2 × 140 mm; top 3 × 120 mm or 2 × 140 mm; above PSU shroud 2 × 120 mm; rear 1 × 120 mm; top 360/280/240 mm radiator

Radiators are supported only at the top; push-pull is possible at 360 mm.

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ClearancesGPU up to 375 mm; CPU cooler up to 180 mm

The adjustable anti-sag bracket covers 285–315, 316–345 and 346–375 mm card lengths.

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Power supplyATX, shorter than 160 mm; front-mounted with connectors facing out

Rear power input is provided by an extension cable. Fan-up mounting needs specific screw holes; it is incompatible with RS-type rear-connector PSUs. A downward-facing PSU typically needs a CPU cable of about 600 mm.

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Storage2 × 3.5" HDD or 2.5" SSD Lian Li6 × 2.5-inch SSD or 3 × 2.5-inch SSD + 3 × 3.5-inch HDD

Drives mount in the chamber behind the motherboard tray.

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Top I/O2 × USB 3.0; 1 × USB 3.2 Type-C; audio jack; power button

There is no reset button.

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Filters and accessoriesBottom dust filter; optional front filter (LAN207-1X/1W) and vertical GPU kit (VG4-4-V2X/V2W) Lian Li—
Warranty1 year Lian Li—
Motherboard—E-ATX (up to 280 mm wide), ATX, Micro-ATX, Mini-ITX

The 7-slot back panel is for ATX, Micro-ATX and ITX; the 5-slot back panel is for Micro-ATX and ITX. Both are included.

Lian Li
Graphics card and vertical mounting—Up to 362 mm long; 7 or 5 expansion slots; vertical GPU support (top or bottom mode)

With the vertical GPU bracket in top mode, two 120 mm fans can be fitted under the card; in bottom mode there is no room for them.

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CPU cooler and power supply—CPU cooler up to 170 mm; ATX power supply up to 200 mm Lian Li
Fan support—Top 3 × 120 / 2 × 140 mm; side 2 × 120 mm; bottom 2 × 120 / 2 × 140 mm; front 2 × 120 / 2 × 140 mm; rear 1 × 120 mm Lian Li
Radiator support—Top 240 or 280 mm; side 240 mm; bottom 240 or 280 mm; front 240 or 280 mm

When fitting a 240 mm radiator at the top with an ATX board, an offset bracket is used to avoid clashing with memory modules.

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Front I/O—2 × USB 3.0, 1 × USB 3.1 Type-C, 1 × HD Audio

The Type-C port needs a matching front-panel USB-C header on the motherboard.

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Dust filter—1 × removable bottom dust tray Lian Li