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Bitmain Antminer T21 (190 TH/s)
Sold out · last price $749 per unit · Bitmain · Air-cooled · SHA-256
The Bitmain Antminer T21 (190 TH/s) is a air-cooled SHA-256 bitcoin ASIC miner from Bitmain released in Oct 2023. It runs at 190 TH/s while drawing 3,610 W, an efficiency of 19 J/TH. It is currently sold out; the figures below show what it would earn if hosted with us today.
More on this machine: Bitmain Antminer T21 price history · Bitmain Antminer T21 profitability history · Nobody wanted the T21. It quietly out-earned its own price.
Bitmain Antminer T21 profitability
As of Sep 21, 2026, hosted in Argentina at 6.0¢/kWh with 98.7% uptime. Bitcoin $87,031.
| Period | Bitcoin mined | Revenue | Electricity | Profit |
|---|---|---|---|---|
| Daily | 0.000090 BTC | $7.82 | $5.39 | $2.43 |
| Weekly | 0.000629 BTC | $54.72 | $37.71 | $17.01 |
| Monthly | 0.002732 BTC | $237.80 | $163.88 | $73.91 |
| Yearly | 0.032784 BTC | $2,853.23 | $1,966.39 | $886.84 |
Electricity per bitcoin mined: $59,980. Year 1 return: 41%.
Bitmain Antminer T21 price history
From $2,999 in Mar 2024 to $2,395 in Aug 2025 (-20%).
| Month | Price per unit | Price per TH |
|---|---|---|
| Mar 2024 | $2,765 | $14.56 |
| Apr 2024 | $2,765 | $14.56 |
| May 2024 | $2,746 | $14.45 |
| Jun 2024 | $2,765 | $14.56 |
| Jul 2024 | $2,727 | $14.35 |
| Aug 2024 | $2,727 | $14.35 |
| Sep 2024 | $2,532 | $13.33 |
| Oct 2024 | $2,454 | $12.92 |
| Nov 2024 | $2,824 | $14.86 |
| Dec 2024 | $2,804 | $14.76 |
| Jan 2025 | $2,921 | $15.38 |
| Feb 2025 | $2,804 | $14.76 |
| Mar 2025 | $2,571 | $13.53 |
| Apr 2025 | $2,434 | $12.81 |
| May 2025 | $2,473 | $13.02 |
| Jun 2025 | $2,415 | $12.71 |
| Jul 2025 | $2,395 | $12.61 |
| Aug 2025 | $2,395 | $12.61 |
Where to host the Bitmain Antminer T21
| Site | Cooling | Rate | Uptime | Cost per BTC | Profit per month | All-in per unit | Year 1 return |
|---|---|---|---|---|---|---|---|
| UAE | Immersion | 6.0¢ | 99.3% | $59,980 | $74 | $2,706 | 33% |
| Nigeria | Air-cooled | 3.9¢ | 73.6% | $38,987 | $98 | $2,152 | 55% |
| Argentina | Air-cooled | 6.0¢ | 98.7% | $59,980 | $74 | $2,143 | 41% |
Bitmain Antminer T21 specifications
| Specification | Value |
|---|---|
| Manufacturer | Bitmain |
| Model | Bitmain Antminer T21 |
| Release date | Oct 2023 |
| Algorithm | SHA-256 |
| Hashrate | 190 TH/s |
| Power consumption | 3610 W |
| Efficiency | 19 J/TH |
| Cooling | Air-cooled |
| Dimensions | 400 x 195 x 290 mm (approx.) |
| Weight | 17 kg (approx.) |
Bitmain Antminer T21 FAQ
How much does the Bitmain Antminer T21 cost?
The Bitmain Antminer T21 (190 TH/s) is sold out with us; its market price is about $749 per unit ($3.94 per TH/s). Delivered, imported, installed and hosted in Argentina with a two-month hosting deposit, the all-in cost is about $2,143 per machine.
Is the Bitmain Antminer T21 (190 TH/s) profitable?
As of Sep 21, 2026, hosted in Argentina at 6.0¢/kWh, the Bitmain Antminer T21 (190 TH/s) is calculated to generate $2.43 daily, $73.91 monthly and $886.84 yearly after electricity, at a bitcoin price of $87,031. It always changes with bitcoin's price and network difficulty.
What does it cost to mine one bitcoin with the Bitmain Antminer T21?
Electricity to mine one bitcoin with the Bitmain Antminer T21 costs about $59,980 in Argentina, and $59,980 in UAE and $38,987 in Nigeria. Bitcoin trades at $87,031, so every coin it mines is made 31% below the price of buying one.
What is the year 1 return of the Bitmain Antminer T21?
At current bitcoin price and difficulty, the Bitmain Antminer T21 returns 33–55% in its first year at our sites, after electricity, against everything paid up front: the machine, shipping, import, infrastructure, setup and hosting deposit. You keep the machine and every bitcoin it mines. It always changes.
What is the hashrate and power consumption of the Bitmain Antminer T21?
The Bitmain Antminer T21 produces 190 TH/s of SHA-256 hashrate and consumes 3,610 W, giving an efficiency of 19 J/TH.
What are the dimensions and weight of the Bitmain Antminer T21?
The Bitmain Antminer T21 measures about 400 x 195 x 290 mm and weighs around 17 kg.
Is the Bitmain Antminer T21 air-cooled or hydro-cooled?
The Bitmain Antminer T21 is air-cooled with fans. In the UAE we run air-cooled machines in immersion tanks instead, which keeps them cool in desert heat.
Where can the Bitmain Antminer T21 be hosted?
We can host the Bitmain Antminer T21 in UAE (6.0¢/kWh, 99.3% uptime, immersion), Nigeria (3.9¢/kWh, 73.6% uptime) and Argentina (6.0¢/kWh, 98.7% uptime). The bitcoin it mines goes straight to your own wallet.
How has the price of the Bitmain Antminer T21 changed?
The Bitmain Antminer T21 sold for $2,999 in Mar 2024 and $2,395 as of Aug 2025, down 20%. Over that time it ranged from $2,356 to $2,999.
When was the Bitmain Antminer T21 released?
Bitmain announced the Bitmain Antminer T21 in Oct 2023.