| Model | LANCOOL 3R-X |
| Manufacturer | Lian Li |
| Official Manufacturer Link | https://lian-li.com/product/lancool-iii/ |
| Warranty | 1 Year |
| Color | White |
| Case Form Factor | Mid Tower |
| Motherboard Form Factor Support | E-ATX (width: under 280mm)/ATX/MICRO-ATX/MINI-ITX |
| I/O Ports | 1 x Power Button; 1 x Reset Button; 1 x Light Color Button (C); 1 x Light Mode Button (M); 2 x USB 3.0; 1 x USB Type C; 1 x Audio |
| Drive Mount Support | Behind MB tray: 2 x 2.5″ SSD; Behind right side PSU shroud panel: 3 x 2.5’’ SSD; Hard drive cage: 4 x 3.5″ HDD/2.5″ SSD; Above PSU chamber: 3 x 2.5″ SSD |
| Expansion Slots | 8 |
| Maximum GPU Length | 435mm (Max) |
| Maximum CPU Cooler Hight | 187mm (Max) |
| Power Supply Support | ATX (Under 220mm) |
| Fan Size Support | Front (multi-way fan/radiator bracket): 3 x 120mm or 3 x 140mm; Top: 3 x 120 or 3 x 140mm; Rear: 1 x 120mm or 140mm; Above PSU Chamber: 3 x 120mm |
| Pre-Installed Fan Size | Front: 3 x 140mm ARGB PWM fans (300~1650 RPM / DC 12 V, 0.23A, 0.35A / 83.5 CFM / 2.3 mm H2O / 33dB-A); Rear: 1x 140mm PWM fan (200~1800 RPM / DC 12 V, 0.24A / 83.5 CFM / 2.3 mm H2O / 33dB-A) |
| Radiator Size Support | Front: 360mm or 420mm; Top: 360mm or 420mm; Above PSU Chamber: 360mm |
