Home / Bitcoin miners / Bitmain Antminer S21 Immersion / Profitability history
What the Bitmain Antminer S21 Immersion (215 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: 0.03163 BTC mined, $2,411 of revenue, $1,935 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 | 0.00282 | $96,544 | $272.07 | $179.18 | $92.89 | $63,581 |
| Dec 2025 | 0.00291 | $89,011 | $259.21 | $185.15 | $74.05 | $63,581 |
| Jan 2026 | 0.00291 | $90,561 | $263.72 | $185.15 | $78.57 | $63,581 |
| Feb 2026 | 0.00263 | $69,041 | $181.59 | $167.23 | $14.36 | $63,581 |
| Mar 2026 | 0.00299 | $69,639 | $208.23 | $185.15 | $23.08 | $61,908 |
| Apr 2026 | 0.00288 | $73,653 | $212.13 | $179.18 | $32.95 | $62,229 |
| May 2026 | 0.00302 | $78,042 | $236.14 | $185.15 | $50.99 | $61,219 |
| Jun 2026 | 0.00303 | $63,191 | $191.17 | $179.18 | $11.99 | $59,231 |
| Jul 2026 | 0.00316 | $63,758 | $201.49 | $185.15 | $16.34 | $58,605 |
| Aug 2026 | 0.00323 | $69,368 | $223.79 | $185.15 | $38.64 | $57,410 |
| Sep 2026 | 0.00206 | $78,575 | $161.71 | $119.45 | $42.25 | $58,036 |
| Bought | Paid landed | Bitcoin mined | Worth today | Electricity | Return | Annualized |
|---|---|---|---|---|---|---|
| 1 month ago (2026-08-06) | $3,004 | 0.00476 | $382 | $275 | 4% | 28% |
| 3 months ago (2026-06-18) | $3,004 | 0.00980 | $787 | $567 | 7% | 28% |
| First listed (Mar 2026) (2026-03-27) | $3,489 | 0.01787 | $1,435 | $1,063 | 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