Description
bitcoin miner MicroBT WhatsMiner M66S++ (356 TH/s)
The MicroBT WhatsMiner M66S++ is a high-performance ASIC miner released in December 2024, engineered for SHA‑256 algorithm mining (Bitcoin, BCH, BSV, etc.). It delivers an impressive 356 TH/s hashrate with a power draw of approximately 5,518 W—yielding an energy efficiency of ~15.5 J/TH reddit.com+15microbtwhatsminer.net+15whatsminermicrobt.com+15.
📊 Key Specifications
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Hashrate: 356 TH/s (±10%)
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Power Consumption: ~5,518 W
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Efficiency: ~15.5 J/TH shop.leedminer.com+1shop.leedminer.com+1vkminer.com+1asicminersltd.com+1
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Cooling: Air-cooled (versions with immersion/water-cooling are available) shop.leedminer.com+2shop.leedminer.com+2bullminers.eu+2
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Dimensions: ~401 × 267 × 147 mm
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Weight: ~14–18 kg microbtwhatsminer.net+3vkminer.com+3shop.leedminer.com+3bullminers.eu+6reddit.com+6reddit.com+6
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Operating Conditions: 5–45 °C, 5–95% humidity pool.kryptex.com+7microbtwhatsminer.net+7microbtwhatsminer.net+7
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Connectivity: Ethernet interface for reliable network integration reddit.com+15microbtwhatsminer.net+15bullminers.eu+15
https://darkworldmarketplace.link/product/microbt-whatsmin…-s-bitcoin-miner/
💸 Profitability Potential
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At ~$0.10/kWh, one M66S++ can produce ~0.00019 BTC/day, translating to
$6–21 revenue daily. After power costs ($13/day), net profit ranges from approximately $6–$16/day, depending on market conditions shop.leedminer.com+10microbtwhatsminer.net+10whatsminermicrobt.com+10. -
Kryptex reports
$15.8/day net profit ($554/month) at $0.045/kWh shop.leedminer.com.
🛠 Target Use Case
Ideal for large-scale mining operations or data centers where space, power, and cooling are optimized. Not suitable for residential setups due to size, noise (~75 dB), and power needs microbtwhatsminer.net+1bullminers.eu+1.
🧠 Community Feedback
While specific models vary, MicroBT miners are generally praised for low failure rates and strong warranty support:
“MicroBT has less RMA% overall… first company to offer 1 year warranty… RMA ~2–4%, Bitmain ~10%+.” vkminer.com+15reddit.com+15reddit.com+15
✅ Summary
The WhatsMiner M66S++ is a top-tier ASIC miner, combining high hashrate, solid energy efficiency, and industrial-grade reliability. It’s best suited for professional operations with access to affordable electricity and active cooling systems. Expect to invest ~$3,500–8,600 per unit depending on vendor, with ROI influenced heavily by power costs and Bitcoin market movements.
