Home / Bitcoin miners / Bitmain Antminer S21 Immersion / Profitability history
What the Bitmain Antminer S21 Immersion (301 TH/s) produced each month hosted in UAE at 6.5¢/kWh with 99.3% uptime, valued at each month’s own bitcoin price. Since Dec 2024: 0.09916 BTC mined, $8,827 of revenue, $6,187 of electricity.
Today: -$0.25 a day after electricity and $70,983 of electricity per bitcoin mined, hosted in UAE at 6.5¢/kWh, as of Nov 13, 2026 with bitcoin at $69,011. Today's profitability at each site. Mining output depends on bitcoin's price, network difficulty and uptime, and is not guaranteed. Nothing here is investment advice.
The Bitmain Antminer S21 Immersion was released in Jul 2024; daily market data begins in Dec 2024, 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 |
|---|---|---|---|---|---|---|
| Dec 2024 | 0.00017 | $93,608 | $16.23 | $9.06 | $7.17 | $52,254 |
| Jan 2025 | 0.00538 | $99,947 | $537.95 | $280.80 | $257.15 | $52,173 |
| Feb 2025 | 0.00478 | $95,565 | $456.53 | $253.63 | $202.90 | $53,085 |
| Mar 2025 | 0.00526 | $85,023 | $447.21 | $280.80 | $166.41 | $53,393 |
| Apr 2025 | 0.00472 | $86,331 | $407.59 | $271.75 | $135.84 | $57,525 |
| May 2025 | 0.00489 | $103,376 | $505.06 | $280.80 | $224.25 | $57,468 |
| Jun 2025 | 0.00452 | $105,726 | $477.88 | $271.75 | $206.14 | $60,126 |
| Jul 2025 | 0.00478 | $115,184 | $550.22 | $280.80 | $269.42 | $58,704 |
| Aug 2025 | 0.00455 | $114,924 | $522.93 | $280.80 | $242.13 | $61,713 |
| Sep 2025 | 0.00413 | $113,009 | $466.84 | $271.75 | $195.10 | $65,772 |
| Oct 2025 | 0.00393 | $114,290 | $449.14 | $280.80 | $168.34 | $71,438 |
| Nov 2025 | 0.00370 | $96,532 | $357.06 | $271.75 | $85.31 | $73,397 |
| Dec 2025 | 0.00394 | $89,008 | $351.08 | $280.80 | $70.28 | $71,189 |
| Jan 2026 | 0.00403 | $90,557 | $364.77 | $280.80 | $83.97 | $69,684 |
| Feb 2026 | 0.00392 | $69,035 | $270.40 | $253.63 | $16.77 | $64,740 |
| Mar 2026 | 0.00416 | $69,617 | $289.73 | $280.80 | $8.92 | $67,446 |
| Apr 2026 | 0.00414 | $73,507 | $304.12 | $271.75 | $32.37 | $65,699 |
| May 2026 | 0.00434 | $78,032 | $339.16 | $280.80 | $58.35 | $64,636 |
| Jun 2026 | 0.00431 | $63,237 | $272.33 | $271.75 | $0.59 | $63,095 |
| Jul 2026 | 0.00454 | $63,709 | $289.20 | $280.80 | $8.39 | $61,881 |
| Aug 2026 | 0.00463 | $69,262 | $320.85 | $280.80 | $40.05 | $60,636 |
| Sep 2026 | 0.00439 | $80,390 | $352.74 | $271.75 | $81.00 | $61,887 |
| Oct 2026 | 0.00428 | $82,327 | $352.26 | $280.80 | $71.46 | $65,671 |
| Nov 2026 | 0.00166 | $76,090 | $126.15 | $117.76 | $8.39 | $71,026 |
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 · At 18.5 J/TH, the Antminer S21 Immersion is the machine the 2028 halving will test