This is an improved 3D printed 120mm fan 4-inch ducting sets with a gift power supply unit fan silencer. Compatible with a 4 inch duct. 

This is actually tested with Antminer S9 so we know this fits perfect and works! 

Any 120mm fan can fit this Ducter. 



This is the same as the outlet for our best seller silencer kits. https://www.ebay.com/itm/384352115101

More than 200 Miners are using this parts for years. Proven quality and functionality. 


Items included:




**Ships within 24hrs as long as USPS are open**

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Installation

Super simple!!

Use Philips (+) screw driver to remove the screws holding your miner fans and fan grills. Then screw back the fan with our silencer! No other tool or no screws are necessary!


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This outlet design is compatible with a 4 inch duct and please check the size in the picture.. Please contact me if you need a specific duct size. I can custom make it for you.


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  • Please understand that this product is FDM 3D printed.
  • This product is made from eco friendly renewable resorce based plastic material, PLA+. 5 times more energy efficient manufacturing process.
  • No harash chemical is used.