Home / Bitcoin miners / Bitmain Antminer S21 Immersion / Profitability history
What the Bitmain Antminer S21 Immersion (227 TH/s) produced each month hosted in UAE at 6.0¢/kWh with 99.3% uptime, valued at each month's own bitcoin price. Since Nov 2025: 0.03340 BTC mined, $2,546 of revenue, $2,043 of electricity.
The Bitmain Antminer S21 Immersion was released in Jul 2024; daily market data begins in Nov 2025, so months before that are not shown rather than estimated. The price history covers the full period.
| Month | Bitcoin mined | Avg BTC price | Revenue | Electricity | Profit | Cost per BTC |
|---|---|---|---|---|---|---|
| Nov 2025 | 0.00298 | $96,544 | $287.26 | $189.18 | $98.08 | $63,580 |
| Dec 2025 | 0.00307 | $89,011 | $273.67 | $195.48 | $78.19 | $63,580 |
| Jan 2026 | 0.00307 | $90,561 | $278.44 | $195.48 | $82.96 | $63,580 |
| Feb 2026 | 0.00278 | $69,041 | $191.73 | $176.57 | $15.16 | $63,580 |
| Mar 2026 | 0.00316 | $69,639 | $219.86 | $195.48 | $24.37 | $61,907 |
| Apr 2026 | 0.00304 | $73,653 | $223.97 | $189.18 | $34.79 | $62,228 |
| May 2026 | 0.00319 | $78,042 | $249.32 | $195.48 | $53.84 | $61,218 |
| Jun 2026 | 0.00319 | $63,191 | $201.84 | $189.18 | $12.66 | $59,230 |
| Jul 2026 | 0.00334 | $63,758 | $212.74 | $195.48 | $17.26 | $58,604 |
| Aug 2026 | 0.00341 | $69,368 | $236.28 | $195.48 | $40.79 | $57,410 |
| Sep 2026 | 0.00217 | $78,575 | $170.73 | $126.12 | $44.61 | $58,035 |
| Bought | Paid landed | Bitcoin mined | Worth today | Electricity | Return | Annualized |
|---|---|---|---|---|---|---|
| 1 month ago (2026-08-06) | $3,086 | 0.00503 | $404 | $290 | 4% | 29% |
| 3 months ago (2026-06-18) | $3,086 | 0.01035 | $831 | $599 | 8% | 29% |
| First listed (Mar 2026) (2026-03-27) | $3,597 | 0.01886 | $1,516 | $1,122 | 11% | 22% |
Profit is over electricity only and does not repay the machine, shipping, import or setup. Bitmain Antminer S21 Immersion price history · Bitmain Antminer S21 Immersion specifications and price