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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 hashes 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.
Bitmain Antminer T21 profitability
As of Sep 17, 2026, hosted in Argentina at 6.0¢/kWh with 98.7% uptime. Bitcoin $77,356.
| Period | Bitcoin mined | Revenue | Electricity | Profit |
|---|---|---|---|---|
| Daily | 0.000093 BTC | $7.20 | $5.39 | $1.81 |
| Weekly | 0.000651 BTC | $50.39 | $37.71 | $12.68 |
| Monthly | 0.002831 BTC | $218.97 | $163.88 | $55.09 |
| Yearly | 0.033964 BTC | $2,627.34 | $1,966.39 | $660.95 |
Electricity per bitcoin mined: $57,896. Year 1 return: 29%.
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% | $57,896 | $55 | $2,855 | 23% |
| Nigeria | Air-cooled | 4.0¢ | 74.7% | $38,597 | $83 | $2,432 | 41% |
| Argentina | Air-cooled | 6.0¢ | 98.7% | $57,896 | $55 | $2,292 | 29% |
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 | 16 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 $2,292 per machine.
Is the Bitmain Antminer T21 (190 TH/s) profitable?
As of Sep 17, 2026, hosted in Argentina at 6.0¢/kWh, the Bitmain Antminer T21 (190 TH/s) is calculated to generate $1.81 daily, $55.09 monthly and $660.95 yearly after electricity, at a bitcoin price of $77,356. 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 $57,896 in Argentina, and $57,896 in UAE and $38,597 in Nigeria. Bitcoin trades at $77,356, so every coin it mines is made 25% 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 23–41% 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 16 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 (4.0¢/kWh, 74.7% uptime) and Argentina (6.0¢/kWh, 98.7% uptime). The bitcoin it mines goes straight to your own wallet.
When was the Bitmain Antminer T21 released?
Bitmain announced the Bitmain Antminer T21 in Oct 2023.