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
Getting the latest price…
2 variants of this product, from $57.98
The price above is for this variant. Each variant has its own price and history.
Price is hard to call
This product's price swings a lot, so we are holding off on a score until it settles.
We haven't re-checked this price recently, so we can't confirm today's deal. It may have changed at the retailer.
ASIN / SKU: 11-119-331
Also available at
Verified match
COOLER MASTER MasterBox Q300L mATX Case w/ Magnetic Design Dust Filter(Open Box)
No savings vs this listing
COOLER MASTER MasterBox Q300L mATX Case w/ Magnetic Design Dust Filter
No savings vs this listing
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
No savings vs this listing
Price History
71 price checks since Jul 31, 2026
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Common Questions
What is the lowest price ever recorded for 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?+
The lowest price Lowvyn has tracked is $57.98. The highest was $69.99. The current price at Newegg is $57.98 CAD.
Is the current price a good deal?+
We haven't re-checked this price recently, so we can't confirm today's deal. It may have changed at the retailer. Lowvyn Score: 85/100.
Is 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 cheaper at another Canadian retailer?+
Lowvyn has matched this product across 3 other retailers. See the "Also available at" section on this page for live cross-retailer prices.
Where can I buy 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?+
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 is currently listed at Newegg for $57.98 CAD. Use the "View on Newegg" button on this page to go directly to the listing.