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Antminer KA3 (173Th)
Availability
Profitability · Blake2s · KDA
Is the Antminer KA3 profitable?
Not at $0.08 per kWh. The Bitmain Antminer KA3 (173Th) mines Kadena on the Blake2s algorithm at 173 TH/s, drawing 3,287 W (19.0 J/TH). At $0.08 per kWh it earns about $0.19 a day but spends $6.31 on power, so it loses $6.12 a day.
It’s #1 of 16 Blake2s miners on efficiency. It isn’t in stock with us at the moment. It’s an air-cooled unit, released in May 2024.
Low liquidity KDA trades under $25k a day. Selling a month of this miner’s output may move the price, so treat these figures as the best case.
- Break-even power price
- $0.002/kWh
- Daily profit rank
- #523of 533
It only makes money below this.
Across every miner we track.
Antminer KA3 specifications
How it compares · Blake2s miners
| Miner | Rank | Efficiency | Profit / day |
|---|---|---|---|
| Goldshell KD-BOX | #1 | 128 J/TH | -$0.39 |
| Goldshell KD-BOX Pro | #2 | 88.5 J/TH | -$0.44 |
| Goldshell KD-BOX 2 | #3 | 80.0 J/TH | -$0.76 |
| Goldshell KD2 | #4 | 138 J/TH | -$1.59 |
| Bitmain Antminer KA3 (173Th)This miner | #13 | 19.0 J/TH | -$6.12 |
| iBeLink BM-K3 Max | #14 | 40.2 J/TH | -$6.24 |
| iBeLink BM-K3 | #15 | 47.1 J/TH | -$6.26 |
More from Bitmain
| Miner | Profit / day |
|---|---|
| Bitmain Antminer Z15 Pro (860K)Equihash | $125.48 |
| Bitmain Antminer Z15 Pro (840K)Equihash | $122.43 |
| Bitmain Antminer Z15K (565kh)Equihash | $81.17 |
| Bitmain Antminer Z15KEquihash | $75.09 |
| Bitmain Antminer Z15Equihash | $60.99 |
Figures updated 00:01 UTC, 10 November 2026, using today’s network difficulty and coin prices. Estimates, not financial advice.