Tool · estimates only
Whatsminer M66 Hydro 280T Profitability Calculator
Estimated mining results
Whatsminer M66 Hydro 280T
Bitcoin (BTC) · SHA-256
- BTC mined / day
- 0.00012326
- 0.0037 BTC / 30 days
- Gross revenue / day
- $9.95
- $299 / 30 days
- Electricity cost / day
- $8.02
- $241 / 30 days
- Net operating result / day
- $1.93
- $58 / 30 days
- Break-even electricity
- $0.0744/kWh
- Revenue per TH/s
- $0.0355/day
- Energy / day
- 133.7 kWh
- Energy / 30 days
- 4,012 kWh
Estimate only, not a promise of earnings. Calculated from the inputs shown, at constant difficulty and price. Difficulty, price, transaction fees, pool fees, uptime, hardware cost, cooling, downtime, taxes and depreciation may affect actual results.
Network data as of 2026-10-28 13:45 UTC · Price source: mempool.space · Difficulty source: mempool.space · Block reward: 3.139 BTC
Whatsminer M66 Hydro 280T at different electricity prices
Under today's network conditions the Whatsminer M66 Hydro 280T breaks even on electricity at about $0.074/kWh. Below that price estimated revenue exceeds the electricity bill; above it, it does not.
| Power price | Electricity / day | Electricity / 30 days | Est. revenue / day | Est. net / day | Est. net / 30 days |
|---|---|---|---|---|---|
| $0.03/kWh | $4.01 | $120 | $9.95 | $5.94 | $178 |
| $0.04/kWh | $5.35 | $160 | $9.95 | $4.60 | $138 |
| $0.05/kWh | $6.69 | $201 | $9.95 | $3.26 | $98 |
| $0.06/kWh | $8.02 | $241 | $9.95 | $1.93 | $58 |
| $0.07/kWh | $9.36 | $281 | $9.95 | $0.59 | $18 |
| $0.08/kWh | $10.70 | $321 | $9.95 | -$0.75 | -$22 |
| $0.10/kWh | $13.37 | $401 | $9.95 | -$3.42 | -$103 |
Power and energy at scale
Electrical load and energy for the miners alone, from rated power. Site load is higher once cooling and distribution losses are added.
| Units | Hashrate | Miner load | Energy / day | Energy / 30 days | Est. BTC / 30 days |
|---|---|---|---|---|---|
| 1 | 280 TH/s | 5.6 kW | 134 kWh | 4,012 kWh | 0.00370 |
| 10 | 2.8 PH/s | 55.7 kW | 1,337 kWh | 40,118 kWh | 0.03698 |
| 100 | 28 PH/s | 557.2 kW | 13,373 kWh | 401,184 kWh | 0.36977 |
| 1,000 | 280 PH/s | 5.57 MW | 133,728 kWh | 4,011,840 kWh | 3.698 |
Planning 100 units or more? Speak with mining sales.
Network inputs used on this page
- Bitcoin price
- $80,730
- mempool.space
- Network difficulty
- 140.58 T
- mempool.space
- Block reward
- 3.1390 BTC
- subsidy + average fees
- Pool fee / uptime
- 2% / 100%
- calculator defaults
Estimates, not a promise of earnings. Figures are calculated from the inputs shown, using network data as of 2026-10-28 13:45 UTC, and assume difficulty and price stay constant, which they do not. Hardware cost, cooling overhead, downtime, taxes and depreciation are not included.
Wholesale & project supply
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