BITMAIN Antminer S21 Hydro 335TH/S Bitcoin ASIC Miner(16J/T, 380V, 5360W, SHA256 Algorithm), High Hashrate/High Efficiency Liquid-Cooling Home Mining Machine for BTC/BCH/BSV w/Power Supply




  • 【Impressive Hashrate】With a remarkable hashrate of 335 TH/s ± 3%, the miner excels in processing SHA256-based cryptocurrencies such as BTC, BCH, and BSV.
  • 【Efficient Power Consumption】Operating at 5360 W ± 5% power on the wall at 95°F (35°C), the miner maintains an efficient power consumption profile, further emphasized by a power efficiency of 16 J/TH ± 5%.
  • 【Optimized Cooling System】The S21 Hyd. model requires the use of deionized water or pure water in its working liquid to ensure maximum efficiency, prevent malfunctions, and extend the overall lifecycle of the system.
  • 【Adaptable Power Supply】The power supply supports a voltage range of 380~415 V, a frequency range of 50~60 Hz, and operates with a current of 12 Amp, providing stability to the mining operation.
  • ※IMPORTANT※ For brand new BITMAIN Antminer units, if the return is not due to product malfunction, a 40% restocking fee will be applied. Please consider your purchase carefully before proceeding.
    • Availability: 1 In Stock
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    Brand New BITMAIN Antminer units come with warranty coverage provided by BITMAIN. We are not responsible for the warranty; therefore, customers are required to proactively contact BITMAIN's official website, where dedicated personnel will assist you.

    The power cord was NOT INCLUDED in the package originally. Please use 380-415V Voltage; wrong input voltage may probably cause miner damage. Working liquid MUST use deionized water/pure water to avoid less efficincy, not working, and extend the lifecycle.

    Product Glance
    S21 Hyd.

    Algorithm | Cryptocurrency
    SHA256 | BTC/BCH/BSV

    Hashrate, TH/s
    335 TH/S ± 3%

    Power on wall @95°F(35°C), Watt
    5360 W ± 5%

    Power efficiency on wall @95°F(35°C), J/TH
    16 J/TH  ± 5%

    Detailed Characteristics
    Power Supply
    Power supply AC Input voltage, Volt
    380~415 V

    Power supply AC Input Frequency Range, Hz
    50~60 Hz

    Power supply AC Input current, Amp

    Hardware Configuration
    Networking connection mode
    Ethernet 10/100M

    Miner Size (Length*Width*Height, w/o package)
    13.35 x 6.42 x 8.15 inches

    Miner Size (Length*Width*Height, with package)
    22.45 x 12.45 x 16.93 inches

    Net weight
    27.12 lbs

    Gross weight
    29.99 lbs

    Environment Requirements
    Inlet water temperature, °F
    NEM: Normal Energy Mode
    NEM 95
    HEM: High Energy Mode
    HEM1 113
    HEM2 122

    Water flow, L/min

    Water pressure bar

    Working fluid
    Deionized water/Pure water

    Liquid PH

    Diameter of water pipe connector, mm

    Storage temperature,°F
    -4~158 °F

    Operation humidity(non-condensing) , RH

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