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MicroBT Whatsminer M66s (310 TH/s)
Sold out · last price $2,125 per unit · MicroBT · Immersion · SHA-256
The MicroBT Whatsminer M66s (310 TH/s) is a immersion-cooled SHA-256 bitcoin ASIC miner from MicroBT released in Oct 2023. It runs at 310 TH/s while drawing 5,580 W, an efficiency of 18 J/TH. It is currently sold out; the figures below show what it would earn if hosted with us today.
More on this machine: MicroBT Whatsminer M66s price history · MicroBT Whatsminer M66s profitability history
MicroBT Whatsminer M66s profitability
As of Sep 21, 2026, hosted in UAE at 6.0¢/kWh with 99.3% uptime. Bitcoin $87,031.
| Period | Bitcoin mined | Revenue | Electricity | Profit |
|---|---|---|---|---|
| Daily | 0.000147 BTC | $12.83 | $8.38 | $4.45 |
| Weekly | 0.001032 BTC | $89.82 | $58.65 | $31.18 |
| Monthly | 0.004485 BTC | $390.34 | $254.86 | $135.48 |
| Yearly | 0.053815 BTC | $4,683.57 | $3,057.93 | $1,625.64 |
Electricity per bitcoin mined: $56,823. Year 1 return: 37%.
MicroBT Whatsminer M66s price history
From $5,751 in Jun 2024 to $2,224 in Sep 2026 (-61%).
| Month | Price per unit | Price per TH |
|---|---|---|
| Jun 2024 | $5,751 | $18.55 |
| Aug 2026 | $2,192 | $7.07 |
| Sep 2026 | $2,224 | $7.18 |
Where to host the MicroBT Whatsminer M66s
| Site | Cooling | Rate | Uptime | Cost per BTC | Profit per month | All-in per unit | Year 1 return |
|---|---|---|---|---|---|---|---|
| UAE | Immersion | 6.0¢ | 99.3% | $56,823 | $135 | $4,401 | 37% |
| Nigeria | Not offered | 3.9¢ | 73.6% | — | — | — | — |
| Argentina | Not offered | 6.0¢ | 98.7% | — | — | — | — |
MicroBT Whatsminer M66s specifications
| Specification | Value |
|---|---|
| Manufacturer | MicroBT |
| Model | MicroBT Whatsminer M66s |
| Release date | Oct 2023 |
| Algorithm | SHA-256 |
| Hashrate | 310 TH/s |
| Power consumption | 5580 W |
| Efficiency | 18 J/TH |
| Cooling | Immersion |
MicroBT Whatsminer M66s FAQ
How much does the MicroBT Whatsminer M66s cost?
The MicroBT Whatsminer M66s (310 TH/s) is sold out with us; its market price is about $2,125 per unit ($6.85 per TH/s). Delivered, imported, installed and hosted in UAE with a two-month hosting deposit, the all-in cost is about $4,401 per machine.
Is the MicroBT Whatsminer M66s (310 TH/s) profitable?
As of Sep 21, 2026, hosted in UAE at 6.0¢/kWh, the MicroBT Whatsminer M66s (310 TH/s) is calculated to generate $4.45 daily, $135.48 monthly and $1,625.64 yearly after electricity, at a bitcoin price of $87,031. It always changes with bitcoin's price and network difficulty.
What does it cost to mine one bitcoin with the MicroBT Whatsminer M66s?
Electricity to mine one bitcoin with the MicroBT Whatsminer M66s costs about $56,823 in UAE. Bitcoin trades at $87,031, so every coin it mines is made 35% below the price of buying one.
What is the year 1 return of the MicroBT Whatsminer M66s?
At current bitcoin price and difficulty, the MicroBT Whatsminer M66s returns 37% in its first year at our sites, after electricity, against everything paid up front: the machine, shipping, import, infrastructure, setup and hosting deposit. You keep the machine and every bitcoin it mines. It always changes.
What is the hashrate and power consumption of the MicroBT Whatsminer M66s?
The MicroBT Whatsminer M66s produces 310 TH/s of SHA-256 hashrate and consumes 5,580 W, giving an efficiency of 18 J/TH.
Is the MicroBT Whatsminer M66s air-cooled or hydro-cooled?
The MicroBT Whatsminer M66s is built for immersion cooling, submerged in dielectric fluid in a tank. We run immersion tanks in the UAE.
Where can the MicroBT Whatsminer M66s be hosted?
We can host the MicroBT Whatsminer M66s in UAE (6.0¢/kWh, 99.3% uptime). The bitcoin it mines goes straight to your own wallet.
How has the price of the MicroBT Whatsminer M66s changed?
The MicroBT Whatsminer M66s sold for $5,751 in Jun 2024 and $2,224 as of Sep 2026, down 61%. Over that time it ranged from $2,192 to $5,751.
When was the MicroBT Whatsminer M66s released?
MicroBT announced the MicroBT Whatsminer M66s in Oct 2023.
Alternatives to the MicroBT Whatsminer M66s
- Bitmain Antminer S21 Immersion (239 TH/s)
- Bitmain Antminer S21 XP Immersion (300 TH/s)
- Canaan Avalon A15XP (209 TH/s)
- Bitmain Antminer S21 (151 TH/s)
- Canaan Avalon A15 (203 TH/s)
- Canaan Avalon A15e HA (425 TH/s)
Also sold as MicroBT Whatsminer M66S (302 TH/s), MicroBT Whatsminer M66S (300 TH/s).