MicroBT WhatsMiner M66S
Released in November 2023, the MicroBT WhatsMiner M66S is a liquid-cooled SHA-256 miner for BTC, BCH and BSV. It delivers 298 TH/s at 5513 W, an efficiency of 18.5 J/TH.
Income vs electricity · Mines BTC
Where to buy 6
| Seller | Ships from | Availability | ROI | Price | |
|---|---|---|---|---|---|
LeedMiner
✓ Verified seller
|
China | In stock | 312 days | $2,023 | $2,023View offer → |
![]() Yesmining
✓ Verified seller
|
China | In stock | 405 days | $2,626 | $2,626View offer → |
![]() MiningEquipment
|
Spain | In stock | 431 days | $2,798 2,499 EUR |
$2,798View offer → |
OneMiners
✓ Verified seller
|
United States | In stock | 456 days | $2,959 | $2,959View offer → |
Cryptoware
✓ Verified seller
|
United Kingdom | In stock | 502 days | $3,255 | $3,255View offer → |
![]() X-ON Mining
|
China | In stock | 716 days | $4,650 | $4,650View offer → |
Profit
| Income | Electricity | Profit | |
|---|---|---|---|
| Day | $11.31 | −$4.82 | $6.50 |
| Week | $79.19 | −$33.71 | $45.48 |
| Month | $339.38 | −$144.48 | $194.90 |
| Year | $4,129 | −$1,758 | $2,371 |
Price history
━ Average price ━ Lowest price
Specifications
About this miner
The MicroBT WhatsMiner M66S is an ASIC miner by MicroBT for the SHA-256 algorithm, rated at 298 TH/s on 5,513 W. It came out in November 2023. At 18.5 J/TH it is 30% more efficient than the median SHA-256 miner we track (26.4 J/TH). At $0.036/kWh it ranks #59 of 247 SHA-256 miners by daily profit, earning about $6.50 a day mining BTC. The best price on MinerPrices is $2,023. At today's rates it would pay for itself in about 312 days. It is water-cooled (hydro), so it needs a cooling loop and a dry cooler instead of fans.
Similar miners
| Model | Hashrate | Power | Profit |
|---|---|---|---|
| 335 TH/s | 5,360 W | $8.03 | |
| 332 TH/s | 5,644 W | $7.67 | |
| 310 TH/s | 5,270 W | $7.16 | |
| 288 TH/s | 4,896 W | $6.66 | |
| 293 TH/s | 5,567 W | $6.26 | |
| 279 TH/s | 5,301 W | $5.96 |



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