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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
A1346 / A1366 miner won't start — fans spin briefly then PSU shuts down
What Is Included in the Kit
"eeprom exception"
5V primary output matches the OEM voltage envelope across the supported model range
KD5 Condition New
Antminer C87 Overclocking Control Board for Antminer L7 S19 Series Miners controller A1346 / A1366 miner won'tAntminer C87 Overclocking Control Board Performance Booster Motherboard for Antminer L7 and S19 Series Miners The Antminer C87 Overclocking Control Board is a performance tuned replacement motherboard for the Antminer L7 and the broader S19 series S19, S19j, S19j Pro+, S19XP, S19A and other S19 family variants. Drops into the existing control board slot and unlocks the miner's overclock headroom that the stock controller leaves on the table. For
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