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Cooler Master MasterBox Q500L


Choose Your Style

Highly Compact Standard ATX

Orientation & A Movable I/O Panel

Versatile PSU Bracket

Fully Perforated Chassis

Magnetic Dust Filters

Edge-to-Edge Transparent Side Panel

Clean Routing Space

Orientation & A Movable I/O Panel

The modular MasterBox Q500L can orient vertically and horizontally with rubberized thumbscrews that also act as feet. Depending on hardware configuration, the movable I/O panel can be relocated to multiple positions to retain its accessibility

Versatile Psu Bracket

The PSU bracket enables the PSU to adapt to different clearance requirements and motherboard form factors. The PSU bracket can shift up or down for top radiator/graphics card clearance and can also be relocated for ITX systems.


Model Number


Dimensions L x W x H

386(L) x 230(W) x 381(H) mm

Radiator Support

TOP = 120 / 240mm (35mm max motherboard component height) RADIATOR SUPPORT - REAR = 120mm

Cable Routing



CLEARANCE - CPU COOLER = 160mm / 6.29" CLEARANCE - PSU = 180mm/7.08" CLEARANCE - GPU = 360mm / 14.17" (270mm clearance with PSUs longer than 160mm)

Dust Filters



Steel, Plastic MATERIALS - SIDE PANEL = Acrylic

Power Supply Support

Top Front Mount, ATX PS2 SERIES = MasterBox Series SIZE = Mid Tower



Drive Bays

5.25" DRIVE BAYS = 0 2.5" / 3.5" DRIVE BAYS (COMBO) = 2 (each bay supports: 1 HDD or 2 SSDs) 2.5" DRIVE BAYS = 0

Motherboard Support

ATX, Micro ATX, Mini ITX

I/O Panel

2x USB 3.0, 1x 3.5mm Audio Jack, 1x 3.5mm Mic Jack

Expansion Slots


Fans Included

PRE-INSTALLED FANS - REAR = 120mm x 1 FAN SUPPORT - TOP = 120/140mm x 2 FAN SUPPORT - REAR = 120mm x 1 FAN SUPPORT - BOTTOM = 120mm x 2


2 Years


Price, feature and specifications are subject to change without notice


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