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Bitmain Antminer T21 (190 TH/s)
Sold out · Last price $1,846 all-in, delivered, installed and hosted in Argentina · 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 Nov 1, 2026, hosted in Argentina at 6.5¢/kWh with 98.7% uptime. Bitcoin $77,951.
| Period | Bitcoin mined | Revenue | Electricity | Profit |
|---|---|---|---|---|
| Daily | 0.000080 BTC | $6.25 | $5.84 | $0.41 |
| Weekly | 0.000561 BTC | $43.73 | $40.85 | $2.88 |
| Monthly | 0.002438 BTC | $190.06 | $177.54 | $12.52 |
| Yearly | 0.029255 BTC | $2,280.42 | $2,130.25 | $150.17 |
Electricity per bitcoin mined: $72,818. Year 1 return: 8%.
Bitmain Antminer T21 price history
From $2,383 in Oct 2023 to $2,454 in Aug 2025 (+3%).
| Month | Price per unit | Price per TH |
|---|---|---|
| Oct 2023 | $2,383 | $12.54 |
| Nov 2023 | $2,692 | $14.17 |
| Dec 2023 | $2,658 | $13.99 |
| Jan 2024 | $2,573 | $13.54 |
| Feb 2024 | $2,362 | $12.43 |
| Mar 2024 | $2,833 | $14.91 |
| Apr 2024 | $2,833 | $14.91 |
| May 2024 | $2,813 | $14.81 |
| Jun 2024 | $2,833 | $14.91 |
| Jul 2024 | $2,793 | $14.70 |
| Aug 2024 | $2,793 | $14.70 |
| Sep 2024 | $2,594 | $13.65 |
| Oct 2024 | $2,514 | $13.23 |
| Nov 2024 | $2,893 | $15.23 |
| Dec 2024 | $2,873 | $15.12 |
| Jan 2025 | $2,993 | $15.75 |
| Feb 2025 | $2,873 | $15.12 |
| Mar 2025 | $2,633 | $13.86 |
| Apr 2025 | $2,494 | $13.13 |
| May 2025 | $2,534 | $13.34 |
| Jun 2025 | $2,474 | $13.02 |
| Jul 2025 | $2,454 | $12.92 |
| Aug 2025 | $2,454 | $12.92 |
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 | 6.5¢ | 99.3% | $72,818 | $13 | $2,396 | 6% |
| Nigeria | Air-cooled | 4.5¢ | 73.6% | $50,412 | $50 | $1,860 | 32% |
| Argentina | Air-cooled | 6.5¢ | 98.7% | $72,818 | $13 | $1,846 | 8% |
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 all-in price of the Bitmain Antminer T21 (190 TH/s) is about $1,846 per machine, delivered, imported, installed and hosted in Argentina with a two-month hosting deposit. That is the machine itself at $749 ($3.94 per TH/s, the Hong Kong price) plus shipping, infrastructure, import duty, customs, setup and the deposit. It is sold out with us; these figures use its market price.
Is the Bitmain Antminer T21 (190 TH/s) profitable?
As of Nov 1, 2026, hosted in Argentina at 6.5¢/kWh, the Bitmain Antminer T21 (190 TH/s) is calculated to generate $0.41 daily, $12.52 monthly and $150.17 yearly after electricity, at a bitcoin price of $77,951. 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 $72,818 in Argentina, and $72,818 in UAE and $50,412 in Nigeria. Bitcoin trades at $77,951, so every coin it mines is made 7% 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 6–32% 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 (6.5¢/kWh, 99.3% uptime, immersion), Nigeria (4.5¢/kWh, 73.6% uptime) and Argentina (6.5¢/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 $2,383 in Oct 2023 and $2,454 as of Aug 2025, up 3%. Over that time it ranged from $2,284 to $3,072.
When was the Bitmain Antminer T21 released?
Bitmain announced the Bitmain Antminer T21 in Oct 2023.