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Antminer S19j Pro Water Cooling Plate – Effective Heat Dissipation
anti-leakage Weight 200g (with tip
and its BM1489 processors require specific tinning tooling that matches the chip's unique pad layout
pinpointing defective ICs that are causing hash rate loss or board shutdowns
Electrical Specifications
BM1391AE Antminer S15 T15 Hashboard ASIC Chip fan Antminer S19j Pro Water CoolingBM1391AE Replacement ASIC Chip Antminer S15 T15 Hashboard Repair The BM1391AE is the SHA 256 hashing ASIC at the heart of the Antminer S15 and T15 hashboards (7nm process). Each hashboard carries dozens of these chips wired in series; when one fails short, open or partial degradation the entire chain drops out and the controller reports a low chip count. Replacing the failed chip restores the chain to its rated hash rate without scrapping the whole
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