This listing is for (2) Martech 4.5 amp 7000 RPM fans. This fan is compatible with newer Bitmain ASICs such as the S21, T21 and S19k Pro. Fan has a 2*2 square connector. We will also include (2) New Fan Grills as a bonus.
We sell multiple sizes and brands of fans compatible with ASIC miners, please check out our store for the full selection. We also carry a wide array of repair parts for everything from the S9 to S19.
Items typically ship within 24 hours of payment. Item will ship in an appropriate size Flat Rate USPS Priority Mail box. Items typically arrive within 2-3 business days or sooner.