The Cooler Master MasterBox 540 is a mid tower case with a striking iridescent ARGB front panel, a tempered glass side panel and support for motherboards up to E-ATX. It accepts 360mm radiators at the front and top, fits graphics cards up to 410mm, and ships with a 120mm SickleFlow PWM ARGB fan plus an ARGB controller.
Key Features
Eye-catching ARGB front panel with DarkMirror-style transparent facade
Supports Mini-ITX, Micro-ATX, ATX and E-ATX (up to 12" x 10.7") motherboards
Radiator support up to 360mm at both the front and the top (top up to 55mm thick)
Fits GPUs up to 410mm and CPU coolers up to 165mm
Pre-installed 120mm SickleFlow PWM ARGB rear fan (650-1800 RPM)
Included ARGB controller, or sync with your motherboard
Front I/O with USB 3.2 Gen 2 Type-C, USB 3.2 Gen 1 Type-A and headset jack
Removable top panel and tool-free, pin-mounted tempered glass side panel
Front, top and bottom dust filters with ventilated PSU shroud
Full Specifications
General
Brand
Cooler Master
Model
MasterBox 540 (MB540 ARGB)
Part Number
MB540-KGNN-S00
Case Type
Mid Tower
Colour
Black
Materials
Steel, mesh, plastic
Side Panel
Tempered glass (left), tool-free pin mounting
Motherboard Support
Form Factors
Mini-ITX / Micro-ATX / ATX / E-ATX (up to 12" x 10.7")
Users with large ATX or E-ATX motherboards and long graphics cards
First-time builders who appreciate tool-free panels and a removable top
In the Box
Cooler Master MasterBox 540 case with 1x 120mm SickleFlow ARGB fan pre-installed
ARGB controller
Mounting screws and accessories
User manual
Frequently Asked Questions
Does the MasterBox 540 support a 360mm radiator? Yes. Both the front and the top support radiators up to 360mm; the top supports up to 55mm thickness.
How many fans come with the case? One 120mm SickleFlow PWM ARGB fan is pre-installed at the rear. The front and top can each take up to 3x 120mm or 2x 140mm fans.
Can I control the lighting without RGB motherboard headers? Yes. An ARGB controller is included, and the Reset/ARGB button on the front I/O changes the effects; you can also sync with a compatible motherboard.
Order the Cooler Master MasterBox 540 ARGB from PC PARK with warranty and fast delivery across Saudi Arabia.
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Our Milestones
2023
Expanded our product catalog with the latest gaming and professional hardware, serving thousands of satisfied customers
2024
Launched our online store and delivery service, making tech accessible to customers across Saudi Arabia
2025
Reached a major milestone in customer satisfaction with enhanced after-sales support and warranty services
2026
Continuing to grow as Saudi Arabia's trusted destination for technology, gaming, and custom PC solutions
