Manufacturer
21energy ASIC miners
We track 6 21energy miners on the SHA-256 algorithm. At $0.08 per kWh, 3 of them make money today. The best right now is the Ofen 3 Pro XL, at $0.28 a day.
- Miners tracked
- 6
- Profitable now
- 3at $0.08/kWh
- Most profitable
- Ofen 3 Pro XL$0.28/day
- Most efficient
- Ofen 3 Pro XL18.3 J/TH
Every 21energy miner, by daily profit
Tap a miner for its full specs, profit history and payback time.
| # | Miner | Hashrate | Power | Efficiency | Profit / day | Price |
|---|---|---|---|---|---|---|
| 1 | 21energy Ofen 3 Pro XL | 120 TH/s | 2,200 W | 18.3 J/TH | $0.28 | – |
| 2 | 21energy Ofen 3 Pro | 60 TH/s | 1,100 W | 18.3 J/TH | $0.14 | – |
| 3 | 21energy Ofen 2 Pro | 60 TH/s | 1,100 W | 18.3 J/TH | $0.14 | – |
| 4 | 21energy Ofen 2 | 40 TH/s | 1,000 W | 25.0 J/TH | -$0.42 | – |
| 5 | 21energy Ofen 3 Base | 40 TH/s | 1,000 W | 25.0 J/TH | -$0.42 | – |
| 6 | 21energy Ofen 3 Base XL | 80 TH/s | 2,000 W | 25.0 J/TH | -$0.84 | – |
Profit is worked out at $0.08 per kWh using today’s network difficulty and coin prices, and changes through the day. Figures updated 16:26 UTC, 25 September 2026. How we calculate this. Estimates, not financial advice.