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$/kWh
LoginAntminer S21 (151Th)
$830.50
Hashrate
151 TH/S
Power
2643 W
Daily Profit
$18.78
ROI
825%
1
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$/kWh
2643W = 63.4 kWh/day
Daily Profit$0.00
Annual ROI0%
Break-evenNever
Yearly Profit$0.00
| Period | Revenue | Electricity Cost | Net Profit | BTC Mined |
|---|---|---|---|---|
| Daily | $0.00 | $2.85 | $0.00 | 0.000000 BTC |
| Weekly | $0.00 | $19.98 | $0.00 | 0.000000 BTC |
| Monthly | $0.00 | $85.63 | $0.00 | 0.000000 BTC |
| Yearly | $0.00 | $1,041.87 | $0.00 | 0.000000 BTC |
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Which miner is better for you?
Compare BTC miners with similar hashrate or price
| Miner | Hashrate | Power | Efficiency | Daily Profit | Payback Period | Price | Action |
|---|---|---|---|---|---|---|---|
Antminer S21(151Th) Bitmain Current | 151 TH/S | 2643 W | 17.5 J/Th | $2.51 | 332 days | $830.50 | Viewing |
 Antminer S19 XP+ Hyd Bitmain | 293 TH/S | 5567 W | 19 J/Th | $4.39 | 201 days | $879.00+6% | View |
 Antminer S19e XP Hyd Bitmain | 251 TH/S | 5522 W | 22 J/Th | $2.95 | 265 days | $779.00-6% | View |
 Antminer S19 XP+ Hyd Bitmain | 266 TH/S | 5054 W | 19 J/Th | $3.99 | 181 days | $718.20-14% | View |
Antminer S19e XP Hyd Bitmain | 240 TH/S | 5280 W | 22 J/Th | $2.82 | 247 days | $696.00-16% | View |
Antminer S21(151Th)
Bitmain
Current ProductHashrate
151 TH/S
Power
2643 W
Efficiency
17.5 J/Th
Daily Profit
$2.51
Antminer S19 XP+ Hyd
Bitmain
Hashrate
293 TH/S
Power
5567 W
Efficiency
19 J/Th
Daily Profit
$4.39
Antminer S19e XP Hyd
Bitmain
Hashrate
251 TH/S
Power
5522 W
Efficiency
22 J/Th
Daily Profit
$2.95
Antminer S19 XP+ Hyd
Bitmain
Hashrate
266 TH/S
Power
5054 W
Efficiency
19 J/Th
Daily Profit
$3.99
Antminer S19e XP Hyd
Bitmain
Hashrate
240 TH/S
Power
5280 W
Efficiency
22 J/Th
Daily Profit
$2.82
Technical Specifications
Performance
| Manufacturer | Bitmain |
| Model | Antminer S21 (151Th) |
| Release Date | March 2024 |
| Algorithm | SHA-256 |
| Hashrate | 151 TH/S |
| Power Consumption | 2643 W |
| Efficiency | 17.5 J/Th |
Physical
| Weight | 15.4 kg |
| Dimensions | 400x195x290(mm) |
| Noise Level | 75 dB |
| Cooling | Air |
Power Requirements
| Power Interface | 2x C19, 20A minimum |
| Input Voltage | 220 - 227V |
| Frequency | 50/60 Hz |
| Recommended PSU | 4000W+ |
Environment
| Operating Temperature | 0°C ~ 40°C |
| Storage Temperature | -20°C ~ 70°C |
| Operating Humidity | 10 - 90 % |
| Altitude | ≤2000m |
Documents & Resources
Detailed Overview
Model S21 (151Th) from Bitmain mining SHA-256 algorithm with a maximum hashrate of 151 TH/S for a power consumption of 2643 W
Key Features
- 17.5 J/Th efficiency
- 151 TH/S hashrate
- 2643 W power consumption
- SHA-256 algorithm
Why choose Antminer S21(151Th)?
The Antminer S21(151Th) from Bitmain offers exceptional efficiency at 17.5 J/Th, making it one of the most profitable miners in its class. With a hashrate of 151 TH/S, power consumption of 2643 W, and support for SHA-256 algorithm, it delivers impressive returns. Backed by manufacturer warranty and our professional support team.
Frequently Asked Questions
Get answers to common questions about this miner
As of Apr 18, 2026, considering an electricity cost of 0.045/KWh, the Antminer S21 (151Th) has been calculated to generate:
• Daily Revenue: $5.423
• Daily Electricity Cost: $2.85
• Daily Net Profit: $2.57
Projected earnings:
• Monthly Net Profit: $77.06
• Yearly Net Profit: $937.52
• Daily Revenue: $5.423
• Daily Electricity Cost: $2.85
• Daily Net Profit: $2.57
Projected earnings:
• Monthly Net Profit: $77.06
• Yearly Net Profit: $937.52
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