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Bitmain Antminer S9i 14 TH/S SHA-256 Algorithm Miner


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Model Antminer S9i from Bitmain mining SHA-256 algorithm with a maximum hashrate of  13.5Th/s and 14Th/s for a power consumption of 1310W and 1320W.


Manufacturer Bitmain
Model Antminer S9i (14Th)
Release May 2018
Size 135 x 158 x 350mm
Weight 4200g
Chip boards 3
Chip name BM1387
Chip size 16nm
Chip count 189
Noise level 76db
Fan(s) 2
Power 1320W
Wires 10 * 6pins
Voltage 11.60 ~13.00V
Interface Ethernet
Temperature 0 – 40 °C
Humidity 5 – 95 %


  • There are 3 PCI-e connectors for +12V DC input on each hashing board and all 3 need to be connected to the PSU for the hashboard to operate. Do not connect more than one PSU to the same hashing board!
  • The power cord is not included, please find one with at least 10A from your local market.
  • Separate power supply to control board: there is one additional 6pin PCI-e connector on the IO board which must be connected to the PSU to get power. Be sure to power on the miner only after all the 10x PCIE connectors are connected to power supply.

Additional information

Weight 4.2 kg