Home / Bitcoin miners / Bitmain Antminer S21 Immersion / Profitability history
What the Bitmain Antminer S21 Immersion (239 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: 0.03517 BTC mined, $2,680 of revenue, $2,151 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 | 0.00313 | $96,544 | $302.44 | $199.18 | $103.27 | $63,580 |
| Dec 2025 | 0.00324 | $89,011 | $288.14 | $205.82 | $82.32 | $63,580 |
| Jan 2026 | 0.00324 | $90,561 | $293.16 | $205.82 | $87.34 | $63,580 |
| Feb 2026 | 0.00292 | $69,041 | $201.87 | $185.90 | $15.97 | $63,580 |
| Mar 2026 | 0.00332 | $69,639 | $231.48 | $205.82 | $25.66 | $61,907 |
| Apr 2026 | 0.00320 | $73,653 | $235.81 | $199.18 | $36.63 | $62,228 |
| May 2026 | 0.00336 | $78,042 | $262.50 | $205.82 | $56.69 | $61,218 |
| Jun 2026 | 0.00336 | $63,191 | $212.51 | $199.18 | $13.33 | $59,230 |
| Jul 2026 | 0.00351 | $63,758 | $223.99 | $205.82 | $18.17 | $58,604 |
| Aug 2026 | 0.00359 | $69,368 | $248.77 | $205.82 | $42.95 | $57,409 |
| Sep 2026 | 0.00229 | $78,575 | $179.76 | $132.79 | $46.97 | $58,035 |
| Bought | Paid landed | Bitcoin mined | Worth today | Electricity | Return | Annualized |
|---|---|---|---|---|---|---|
| 1 month ago (2026-08-06) | $3,167 | 0.00529 | $425 | $305 | 4% | 30% |
| 3 months ago (2026-06-18) | $3,167 | 0.01090 | $875 | $631 | 8% | 30% |
| First listed (Jun 2026) (2026-06-04) | $3,193 | 0.01243 | $999 | $724 | 9% | 29% |
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