SilverStone 120 mm Fan Expansion Cage with Dust Filter

SilverStone 120 mm Fan Expansion Cage – Compact Dust-Filtered Airflow Upgrade

The SilverStone 120 mm fan expansion cage is a compact accessory that adds an extra 120 mm fan mount to compatible PC cases. It includes a built-in dust filter to keep incoming airflow clean and reduce particle buildup inside the chassis.

• Adds a second 120 mm fan position to supported cases for improved airflow and cooling capacity
• Integrated dust filter captures particles before they enter the case, helping keep internal components cleaner
• Universal fitment for a range of case designs — check compatibility with your specific chassis
• Lightweight at 335 g, adding minimal load to the case structure

What sets the SilverStone 120 mm Fan Expansion Cage apart

Unlike full replacement fan brackets, this expansion cage slots into existing case mounting points without requiring case modifications. The dust filter is a practical addition that reduces the frequency of internal cleaning, especially in environments with higher dust exposure.

Ideal for

PC builders and enthusiasts looking to increase fan count in mid-tower or full-tower cases that support 120 mm fan mounts. Suitable for users who prioritize sustained airflow and want to keep intake air as clean as possible without aftermarket filter kits.

Application of the SilverStone 120 mm Fan Expansion Cage

1. Identify an available 120 mm fan mount or empty bay in your PC case
2. Remove the case panel or fan bracket as needed to access the mounting area
3. Secure the expansion cage to the case using the included screws or existing mounting points
4. Install a 120 mm fan onto the cage and reconnect any fan cables to the motherboard or fan controller
5. Replace the case panel and verify the fan spins freely before closing