BM1398 BM1398BB BM1398AC Original Replacement Antminer Hashboard ASIC silicone The 100mm stencil format is

The 100mm stencil format is compatible with standard reballing workflows used in professional ASIC repair labs

and the surrounding board warps from the thermal gradient

Each D7 hashboard hosts a chain of 70 BM1764 chips arranged in 35 domains of 2 chips each

The set includes a precision chip holder

BM1398 BM1398BB BM1398AC Original Replacement Antminer Hashboard ASIC silicone The 100mm stencil format isBM1398 BM1398BB BM1398AC Original Bitmain ASIC Antminer Hashboard Replacement The BM1398 family including BM1398BB and BM1398AC variants is the Bitmain SHA 256 ASIC chip deployed across Antminer S19, S19 Pro and T19 hashboards. It is one of the highest volume mining ASICs ever produced and remains the workhorse silicon for the millions of S19 class units still in operation. We source it original and brand new from our supply chain. When a hashboard