Lian Li B4-mATX Mesh White Compact 21.3L Micro-ATX PC Case, M-ATX / Mini-ITX Support, Up to 358mm 4-Slot GPU, 360mm Radiator Support, 165mm CPU Cooler Clearance, 2x 120mm Slim Fans, Horizontal / Vertical Layout
- Compact 21.3L Micro-ATX Case
- Up to 358mm 4-Slot GPU Support
- Up to 360mm Radiator Support
- 2x Pre-Installed 120mm Slim Top Fans
The Lian Li B4-mATX Mesh White is a compact 21.3-liter Micro-ATX case co-developed with DAN Cases, combining small-form-factor dimensions with broad component compatibility. Model B4W supports Micro-ATX and Mini-ITX motherboards, graphics cards up to 358mm long and 4 slots thick, ATX power supplies up to 140mm, and SFX units for expanded cooling configurations. With an SFX PSU, it supports up to a 360mm side radiator, while two 120mm slim fans are pre-installed at the top. Its airflow-focused white mesh design, horizontal or vertical positioning, removable brackets, and compact 420 × 191 × 288mm chassis make it highly versatile.
Shipping and Returns
We offer fast and reliable shipping for all our items. Orders are processed within 1-2 business days and shipped via standard delivery, which typically takes 3-5 business days.
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Refund & Replacement Policy
Returns are only accepted in rare cases with double shipping charges, and only if the product is sealed.
Opened or preference-based returns are not allowed.
Please report any damaged, defective, dead-on-arrival, or incorrect product within 72 hours with an uncut unboxing video for replacement.
Refunds are processed after verification, and if a replacement is unavailable, a full refund will be issued.
Refunds are processed after verification, and if a replacement is unavailable, a full refund will be issued.
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