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Canaan Avalon 1166 Pro (81 TH/s)
Outdated · Canaan · Air-cooled · SHA-256
The Canaan Avalon 1166 Pro (81 TH/s) is a air-cooled SHA-256 bitcoin ASIC miner from Canaan released in Aug 2020. It hashes at 81 TH/s while drawing 3,400 W, an efficiency of 41.98 J/TH. It is more than five years old and no longer competitive; the figures below are kept for reference.
Canaan Avalon 1166 Pro 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 | 0.000040 BTC | $3.07 | $5.07 | -$2.01 |
| Weekly | 0.000278 BTC | $21.48 | $35.52 | -$14.04 |
| Monthly | 0.001207 BTC | $93.35 | $154.35 | -$61.00 |
| Yearly | 0.014480 BTC | $1,120.08 | $1,852.00 | -$731.92 |
Electricity per bitcoin mined: $127,905.
Where to host the Canaan Avalon 1166 Pro
| Site | Cooling | Rate | Uptime | Cost per BTC | Profit per month | All-in per unit | Year 1 return |
|---|---|---|---|---|---|---|---|
| UAE | Immersion | 6.0¢ | 99.3% | $127,905 | -$61 | — | — |
| Nigeria | Air-cooled | 4.0¢ | 74.7% | $85,270 | -$7 | — | — |
| Argentina | Air-cooled | 6.0¢ | 98.7% | $127,905 | -$61 | — | — |
Canaan Avalon 1166 Pro specifications
| Specification | Value |
|---|---|
| Manufacturer | Canaan |
| Model | Canaan Avalon 1166 Pro |
| Release date | Aug 2020 |
| Algorithm | SHA-256 |
| Hashrate | 81 TH/s |
| Power consumption | 3400 W |
| Efficiency | 41.98 J/TH |
| Cooling | Air-cooled |
Canaan Avalon 1166 Pro FAQ
Can I buy the Canaan Avalon 1166 Pro?
The Canaan Avalon 1166 Pro is outdated. Newer models make bitcoin far more cheaply.
Is the Canaan Avalon 1166 Pro (81 TH/s) profitable?
As of Sep 17, 2026, hosted in Argentina at 6.0¢/kWh, the Canaan Avalon 1166 Pro (81 TH/s) is calculated to lose $2.01 daily, $61.00 monthly and $731.92 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 Canaan Avalon 1166 Pro?
Electricity to mine one bitcoin with the Canaan Avalon 1166 Pro costs about $127,905 in Argentina, and $127,905 in UAE and $85,270 in Nigeria. Bitcoin trades at $77,356, so every coin it mines is made above the price of buying one.
What is the hashrate and power consumption of the Canaan Avalon 1166 Pro?
The Canaan Avalon 1166 Pro produces 81 TH/s of SHA-256 hashrate and consumes 3,400 W, giving an efficiency of 41.98 J/TH.
Is the Canaan Avalon 1166 Pro air-cooled or hydro-cooled?
The Canaan Avalon 1166 Pro 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 Canaan Avalon 1166 Pro be hosted?
We can host the Canaan Avalon 1166 Pro 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 Canaan Avalon 1166 Pro released?
Canaan announced the Canaan Avalon 1166 Pro in Aug 2020.