Out of stock
This item is currently out of stock and it may or may not be restocked.
Add to wish list(Found on 1 wish list)
Sold by Newegg

Shipped by Newegg

Newegg PC Builder
Shop it at NeweggBusiness.
Get Educated

Make informed decisions with expert advice. Learn More

Cooler Master MasterBox Q300L Micro ATX Tower w/ Magnetic Design Dust Filter, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated for Airflow, MCB-Q300L-KANN-S00

OPEN BOX Product Type
  • I/O panel can be adjusted in 6 different locations and the Case can be positioned: vertical or horizontal
  • Edge-to-Edge Acrylic Transparent Side Panel offers a full view inside
  • Body depth height: can support normal size ATX power supply
  • Front Magnetic Design Dust Filter with open perforated front, top and bottom for high air performance
  • Extra space behind the motherboard tray for hidden cable management
🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available
The Open Box Product Disclaimer applies to this product. Please note that this product is non-returnable and non-refundable.
Specs

Learn more about the Detailed Specifications

Model
Brand Cooler Master
Series MasterBox Q300L
Part Number MCB-Q300L-KANN-S00
Details
Type Micro ATX Tower
Color Black
Case Material Steel / Plastic
With Power Supply No
Power Supply Mounted Bottom
Motherboard Compatibility Micro ATX / Mini ITX
Side Panel with Side Window
Dust Filters Bottom
Expansion
Internal 3.5" Drive Bays 1
Internal 2.5" Drive Bays 2
Hot-Swap Drive Bays 0
Expansion Slots 4
Front Panel Ports
Front Ports 2 x USB 3.0, 2 x Audio
Cooling System
Fan Options Front - 2 x 120mm / 2 x 140mm fan

Rear: 1 x 120mm fan (Pre-installed)

Top: 2 x 120mm fan

Bottom: 1 x 120mm fan
Radiator Options Front - Up to 240mm / Rear - Up to 120mm
80mm Fans No
140mm Fans No
Side Air duct Yes
Dimensions & Weight
Max GPU Length 360 mm
Max CPU Cooler Height 157 mm
Max PSU Length 160 mm
Dimensions 15.00" x 9.06" x 15.24"
Weight 8.16 lbs.
Additional Info
Features High Flexibility for System Building: The I/O panel can be adjusted to six different locations. On both side of the body you can install the I/O panel at the front, top or bottom.

Minimized Dimension with ATX PSU Support: Despite the Micro-ATX form factor and the body depth and height of only 370mm x 370mm, the MasterBox Q300L can accommodate a normal ATX PSU.

Patterned Dust Filter: Special pattern on the dust filter creates a unique outlook for the chassis.

Clean Routing Space: Behind the motherboard tray, it offers 28mm wide and spacy room for hidden cable management.

Excellent Thermal Performance: The open design of the perforated front, top and bottom guarantees excellent thermal performance.

Edgo-to-Edge Acrylic Transparent Side Panel: Show off your build through the full size transparent side panel.

Vertical and Horizontal position: The case can be put in vertical and horizontal position.
Additional Information
First Listed on Newegg January 28, 2019

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

  • Return for refund within: This item is Final Sale
  • Return for replacement within: This item is Final Sale
  • This item is covered by Newegg.com's Final Sale Return Policy.
  • Read full return policy for details.

Open Box Product Disclaimer

LOADING...
LOADING...