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    MicroBT

    Whatsminer M66S+

    The Whatsminer M66S+ by MicroBT is a SHA256 ASIC miner delivering 298 TH/s at 5366W power consumption with 18.0 J/TH efficiency. It mines BTC, BCH. Available for purchase from MinerHaolan with fast international shipping from Hong Kong and manufacturer warranty included.

    Hashrate298 TH/s
    Power5366W
    AlgorithmSHA256
    Efficiency18.0 J/TH

    Algorithm

    SHA256

    Hashrate

    298 TH/s

    Power

    5366W

    Available Coins

    BTC
    BCH
    $4,500$5,000
    Save $500
    In Stock - Ready to Ship
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    180-Day Warranty

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    Immersion-cooled Bitcoin miner delivering 298 TH/s with 18.0 J/TH efficiency at 5366W. Engineered for deployment in dielectric fluid cooling systems common in large-scale facilities. Compact form factor maximizes hash density in confined spaces. Dual-coin capable for SHA-256 operations on Bitcoin and Bitcoin Cash.

    Key Features

    • Industry-leading 18.0 J/TH energy efficiency
    • Powerful 298 TH/s hashrate for maximum profitability
    • Advanced thermal management with Immersion
    • Easy setup and management via web interface

    Profitability Calculator
    🟢 Live Data

    Estimates for Whatsminer M66S+, from live network hashrate and price

    $0.08/kWh
    $0.01$0.20
    $66,677.44

    Daily Power

    128.8 kWh

    Power Cost

    -$10.30

    Daily BTC

    0.0001481 BTC

    Revenue

    $9.78

    Estimated Profit
    Not Profitable

    Daily

    -$0.53

    Monthly

    -$16.05

    Yearly

    -$192.43

    * Revenue from live network hashrate, block time and block reward (source: WhatToMine), assumes a 1% pool fee, and extrapolates today's difficulty and price flat for the monthly/yearly figures.

    4.3

    Based on 29 reviews

    5★
    14
    4★
    10
    3★
    4
    2★
    1
    1★
    0
    83% Would Recommend
    Felix Brandt
    Hamburg, Germany
    Jul 13, 2026

    Professional grade equipment

    This Whatsminer M66S+ is truly professional grade. The build quality, performance consistency, and thermal management are all top tier. Running 24/7 without any issues whatsoever.

    Nikos Papadopoulos
    Athens, Greece
    Jul 2, 2026

    Clean internal layout

    Opened up my Whatsminer M66S+ out of curiosity and the internal layout is clean. Components are well organized and there's proper airflow design. Quality engineering.

    Ibrahim Toure
    Dakar, Senegal
    Jun 21, 2026

    Setup was straightforward

    Setting up my Whatsminer M66S+ was straightforward. Plugged it in, configured the pool settings through the web interface, and it was mining within 15 minutes.

    Adrian Nowak
    Krakow, Poland
    Jun 7, 2026

    Mining efficiency champion

    The Whatsminer M66S+ is a champion when it comes to mining efficiency. High hash rate with stable operation equals maximum profitability. Exactly what every miner wants.

    Pierre Dubois
    Paris, France
    May 27, 2026

    Pool stratum support is complete

    The Whatsminer M66S+ has complete pool stratum support. Works with all major pools without issues. Compatible with my preferred mining pools out of the box.

    Frequently Asked Questions about Whatsminer M66S+

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