Cooler Master MasterBox Q300L microATX Mini Tower Computer Case - Black


Sold by:
Inhouse product

Price
$39.99 /PC

Quantity
1000 available
Total Price
Refund:
Top Selling Products

Product Information

SKU
710970
Mfr Part#
MCB-Q300L-KANN-
UPC
884102038006

General Specifications

Form Factor
microATX, Mini Tower
Case Type
Mini Tower
Color
Black
Material
Steel
Plastic
Max Motherboard Size
microATX
Motherboard Support
microATX
Mini-ITX
Motherboard Tray
Fixed
Side Panel
Window

Expansion

Internal 3.5" Drive Bays
1
Internal 2.5" Drive Bays
2
Expansion Slots
4

Ports & Connectors

Front Ports
1 x Microphone
1 x Audio Out
2 x USB 3.2 Gen 1 Type-A
USB 3.0
2

Cooling Specifications

Supported Radiator Sizes
1 x 120 mm Front Internal
1 x 240 mm Front Internal
1 x 120 mm Rear Internal
1 x 140 mm Front Internal
Radiator Mounting
Front Internal
Rear Internal
Liquid Cooling Ready
Yes
Included Fans
1 x 120mm Fan

Power Supply

Power Supply
Not Included
Power Supply Mount
Bottom (ATX)

Physical Specifications

Width
9.10 in. (230.00 mm)
Depth
15.20 in. (386.08 mm)
Height
14.88 in. (378.00 mm)
Max CPU Heatsink Height
6.18 in. (157.00 mm)
Max Power Supply Depth
6.30 in. (160.00 mm)
Max Video Card Length
14.17 in. (360.00 mm)
Box Dimensions (WxDxH)
10.87 x 17.13 x 18.15 in. (435.00 x 276.00 x 461.00 mm)

Warranty

Parts
1 Year
Labor
1 Year
  • Orin Nicolas

    29-03-2025

    "Love the sleek design of this computer case!"

  • Brett Ruecker

    24-08-2024

    "Great airflow and cable management options."

  • Violette Kub

    02-02-2025

    "The black finish looks so modern and clean."

  • Stephania O'Keefe

    13-03-2025

    "I appreciate the removable dust filters."

  • Prudence VonRueden

    24-08-2024

    "Solid construction and feels very durable."

  • Dr. Dora Abbott Sr.

    27-10-2024

    "The price is unbeatable for the quality you get."

  • Warren Hoppe DDS

    26-08-2024

    "Fits nicely on my desk without taking up too much space."

  • Stephania O'Keefe

    20-08-2024

    "Really happy with how my build turned out in this case."

  • Prof. Gudrun Heidenreich

    11-06-2025

    "The tempered glass side panel is a nice touch."

  • Boyd Metz

    26-12-2024

    "Definitely a good choice for a budget build."

  • Mikel Senger

    07-10-2024

    "The front panel USB ports are convenient."

  • s

    20-01-2025

    "I would recommend this case to anyone looking for a compact option."

  • Lester Reynolds DDS

    25-02-2025

    "Overall, a great buy for the price point."

  • Darrin McClure

    26-05-2025

    "I love the sleek design of this case, it looks great in my setup!"

  • Perry Hessel

    17-05-2025

    "The size is perfect for my microATX build, fits everything I need."

  • Dr. Maximillian Gulgowski Jr.

    04-05-2025

    "Excellent airflow and cable management options, keeps my components cool."

  • Karen Collins IV

    31-01-2025

    "The front panel is easy to access for adding or removing components."

  • Ms. Lonie Quigley

    10-04-2025

    "Very affordable price for such a high-quality case, definitely recommend."

  • Enola Schoen

    04-08-2024

    "The tinted side panel is a nice touch, shows off my components without being too flashy."

  • Pierce Hoppe

    18-09-2024

    "Plenty of room for storage drives, I have all my games installed with plenty of space to spare."

  • Stephania O'Keefe

    16-10-2024

    "Overall, a fantastic case for anyone looking for a compact and stylish option for their build."

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