Cooler Master Q300L V1 Micro-ATX PC Case, High Airflow, Transparent Panel
- Ample Interior: Explore ample interior space for Micro-ATX or Mini-ITX motherboards, ensuring easy and future expansion
- Components Clearance: Accommodates CPU coolers with a max height of 159mm, GPU cards up to 360mm, and PSU up to 160mm in length.
- Versatile Cooling: Maximize cooling performance with a 240mm liquid cooler and 5 fans.
- Modular I/O Panel: You have the flexibility to adjust its position at the front, top, or bottom on both sides
- Edge-To-Edge Panel: Show off your meticulous build through the transparent side panel with pride.
- Open Thermal Design: The perforated design on all sides promotes optimal airflow and heat dissipation
- Magnetic Dust Filters: The unique pattern of the dust filter adds a distinctive appearance to the case.
| Compatible Devices | Micro-ATX and Mini-ITX motherboards, Cooler Master devices |
| Global Trade Identification Number | 00884102038006, 00884102095313, 04719512065488 |
| Manufacturer | Cooler Master |
| Cooling Method | Air |
| Brand | Cooler Master |
| UPC | 884102095313 884102038006 |
| Number of Items | 1 |
| Hard Disk Form Factor | 3.5 Inches |
| Model Name | Q300L |
| Colour | Dark Gray |
| Item Weight | 480 g |
| Total USB Ports | 2 |
| Model Number | MCB-Q300L-KANN-S00 |
| Item Type Name | grocery |
| Item Dimensions D x W x H | 15.39"D x 9.06"W x 15"H |
| Item Highlight | 360mm Graphics Card Support, 240mm AIO Support, Micro-ATX Motherboard, Magnetic Dust Filters, Modular I/O Panel |
| Enclosure Material | Plastic, Alloy Steel |
| Other Special Features of the Product | Adjustable, Accomodates CPU Coolers, Dust Filter, Edge-To-Edge Panel, Fully Ventilated |
| Product Type | grocery |
| Built-In Media | 1 computer case |
| Mfr Part Number | MCB-Q300L-KANN-S00 |
| Antenna Location | Gaming |
| BuiltIn Media | 1 computer case |
| Number of Fans | 3 |
| Total USB 3.0 Ports | 2 |
| Total USB 30 Ports | 2 |
| Total Expansion Slots Quantity | 4 |
| Case Type | Mini-Tower |
| Supported Motherboard | Micro-ATX and Mini-ITX |
| Power Supply Mounting Type | Bottom Mount |
| Internal Bays Quantity | 1 |
| Power Supply Maximum Output | 500 watts |
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Category |
Computers & Accessories , Computer Components , External Components , Computer Cases |
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Estimated shipping
Select a product to estimate shipping.The Master Box Q300L is your straightforward option in the lineup of the brand new Master Box Series from Cooler Master. A Series that might be small in size but excels in functionality and modularity without compromising on the thermal performance. Although the size wouldn't tell, the Master Box Q300L supports a standard ATX PSU which we don't see often in the market with this size. Based on the different system setup, the I/O panel can be adjusted to six different locations, three options at each side of the case. You can decide which setup fits your system best. Due to the cube design of the frame and special pattern design on the magnetic dust filter will make the chassis stand out from the rest. The combination of a practical design and the unique customizable outlook makes the Master Box Q300L The perfect choice for office and home.
Compact Micro-ATX Design
Compact Micro-ATX Design Compact performance design supports Micro-ATX and Mini-ITX motherboards without compromising capability.
GPU Clearance
Accommodating high-end GPUs up to 360mm—including RTX 5080 | RX 9070 XT.
Power Clearance
Engineered to accommodate 160mm in length power supplies, perfectly matched with the Cooler Master MWE V3 Gold.
Stay Cool Under Pressure
Removable side bracket allows fast 240 | 280mm radiators or fan setup, unlocking maximum cooling potential.
Airflow Unleashed
Unlock Maximum airflow setup with support for 157mm CPU coolers and up to 6 fans.
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Shipping & Delivery
At GofinchKart Australia, we aim to deliver your order quickly and safely.
Domestic Shipping (Australia):
Orders are typically delivered within 3–7 business days.
International Shipping:
Estimated delivery time is 12–26 business days, depending on the destination and customs processing.
Once your order has been dispatched, you will receive a tracking number. Delivery times may vary during public holidays or due to unforeseen delays.





