Specification Brand : Tinker3D BulletPoint1 : Fits 120X120mm fans: This fan muffler fits most ASIC miners BulletPoint2 : Heat Management: Most fan shrouds can be attached to ductwork to move heat away from the mining equipment. Be sure to watch for changes in chip temp. BulletPoint3 : Possible Noise Reduction: Our personal tests have been favorable. BulletPoint4 : Somethings to consider are: Configuration, Heat management, firmware on the ASIC, overclocking, etc. We cannot guarantee these results on each and every configuration of a miner. BulletPoint5 : ✔️️Made by WINSINN CompatibleDevices : Desktop CoolingMethod : Air ExternallyAssignedProductIdentifier : 4504190840621 ExternallyAssignedProductIdentifier1 : 054114553778 ExternallyAssignedProductIdentifier2 : 0054114553778 ItemName : Tinker3D Antminer S19 T19 S17 T17 Double Fan Shroud 6 Inch Outlet to 2X 4 Inch Round ASIC Miner Air Cooling Duct 2X 120mm USA Made (2) ItemPackageDimensions_Height : 9.7 centimeters ItemPackageDimensions_Length : 1.4 centimeters ItemPackageDimensions_Width : 5.3 centimeters ItemTypeKeyword : desktop-computer-fans Manufacturer : Rabinkov Holding LLC Material : Plastic MaximumRotationalSpeed : 2500 rpm ModelNumber : 3007 Blower NoiseLevel : 30 decibels NumberOfBoxes : 1 NumberOfItems : 2 PartNumber : 6INTO24IN PowerConnectorType : 4-Pin ProductDescription : This item was designed to fit on most ASICs in this list: ASICMiner, ASICrising, GmbH, Avalon Project, BIOSTAR Group, BitDragonfly, BitFury Group, Bitmain Technologies LTD ( Antminer ), Black Arrow, Btc-Digger, BTCGARDEN, Butterfly Labs, inc., Clam Ltd, CoinTerra, Inc., DigBig, Ebang, Gridchip, Gridseed, HashFast Technologies, LLC, iCoinTech, Innosilicon, KnCMiner Sweden AB, Land Asic, LK Group, MegaBigPower, SFARDS, Spondoolies-Tech LTD, TMR. ProductSiteLaunchDate : 2022-08-04T19:21:46.727Z Style : 5V SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 2 UnspscCode : 43201619 Voltage : 5 volts Wattage : 0.6 watts