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Cooler Master MasterBox Q300L Micro-ATX PC Case – Compact mATX Computer Case with Magnetic Dust Filters, Modular Adjustable I/O Panel, Perforated Airflow Design, 1 x 120mm Pre-Installed Fan, Black

4.5 / 5
SAVE 12%

₱8,647

₱8,190

+ ₱ 10,080

International Shipping

Shipping Cost from USA to Philippines inclusive of custom fees.

Cost too high? Check weight and dimension on product details and click "I think this is wrong?" link.

Get it between 2026-04-22 to 2026-04-29.

Additional 3 business days for provincial shipping.

- Price and Stocks may change without prior notice

- Packaging of actual item may differ from photo shown

  • Electrical items MAY be 110 volts.
  • 7 Day Return Policy
  • Cash On Delivery/Cash Upon Pickup Available

    Cash upon Pick-up - orders grand total must not exceed ₱5,000.00. Order will be pickup at Galleon's Office.

    Cash on Delivery - orders grand total must not exceed of ₱10,000.00 and must not exceed ₱5,000.00 for provincial areas. See all payment methods

DETAILS

Product ID:

137940

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Identifier:

B0785GRMPG

Brand:

Cooler Master

Model:

MCB-Q300L-KANN-S00

Shipping Weight:

9.89 lbs

Manufacturer:

Cooler Master

Shipping Dimension:

17.91 x 17.01 x 10.79 inches

FEATURES

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Ample Interior: Explore ample interior space for Micro-ATX or Mini-ITX motherboards, ensuring easy and future expansion

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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

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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.

DESCRIPTIONS

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.

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