| Brand | Cooler Master |
| Model | K501L |
| LED | RGB |
| Series | MasterBox |
| Form Factor | Mid Tower |
| 5．25” Bays | 0 |
| 3．5” Bays | 2 |
| 2．5” Bays | 2 |
| Expansion Slots | 7 |
| Max Radiator Support | 360 |
| Max Fan Support | 6 |
| Color | Black |
| Side Panel | Transparent |
| Material | Tempered Glass |
| Supported Motherboards | Mini ITX, Micro ATX, ATX, SSI CEB, E-ATX*, (*support for up to 12” x 10.7”, will limit cable management features) |
| Front Panel I/O | 1x USB 3.0 Type-A, 1x USB 2.0, 1x 3.5mm Audio Jack, 1x 3.5mm Mic Jack |
| Pre-Installed Fans - Top | N/A |
| Pre-Installed Fans - Front | 1x 120mm RGB LED |
| Pre-Installed Fans - Rear | 1x 120mm |
| Fan Support - Top | 3x 120mm, 2x 140mm |
| Fan Support - Front | 3x 120mm, 2x 140mm |
| Fan Support - Rear | 1x 120mm |
| Fan Support - Bottom | N/A |
| Max CPU Cooler Height | 165mm |
| Max PSU Length | 180mm |
| Max GPU Length | 410mm |
| Cable Routing | 19mm/0.74” |
| Dust Filters | Top, Front, Bottom |
| Power Supply Support | Bottom mount, ATX |
| Warranty | 2 Years |
| Country Of Origin | China |
