If you upgrade the fans in your ASIC miner, you can overclock, even while air cooled, EVEN IN THE SUMMER SEASON TIME. I have this S19 J Pro performing at 120 Terahash with hotside temperatures of only 72 ° c. Not only that, but its quieter than running stock, and you can duct the air to manage where it ends up. LINKS TO MATTERS: 8″ Shroud by Fruits & Associates: https://amzn.to/3IpPb5a 8″ 3d printed shroud from Crypto Cloaks: (inform them you came from Area Storage facility! https://www.cryptocloaks.com/product/antminerdual8/ Fan spoofers; (these featured the fruits and partners kit, but not the crypto capes kit) https://amzn.to/3au8hun Smart Controller with Probe for the fan: https://amzn.to/3IwZ2Gn BEST LOCATION TO PURCHASE BITCOIN MINERS: Musk Miners [email protected] (inform them you spoke with me please). or find them on my discord, they have a section therein. My Discord: https://discord.gg/vFJ3nRHhGy. The Huge Quiet Fan: https://amzn.to/3PjZbPR. My Twitter: https://twitter.com/_SpaceWarehouse. Instagram @nicholas_james_johnson. My Discord: https://discord.gg/vFJ3nRHhGy. #ASIC #S 19 #overclock. Best upgrade yet.