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$/kWh
LoginAntminer Z15 Pro (840Kh) - Used
$4,923.00
Hashrate
840 KH/S
Power
2780 W
Daily Profit
$18.78
ROI
139%
1
Profitability Calculator
Estimate your mining returns based on current market conditions
$/kWh
2780W = 66.7 kWh/day
Daily Profit$0.00
Annual ROI0%
Break-evenNever
Yearly Profit$0.00
| Period | Revenue | Electricity Cost | Net Profit | ZEC Mined |
|---|---|---|---|---|
| Daily | $0.00 | $3.00 | $0.00 | 0.000000 ZEC |
| Weekly | $0.00 | $21.02 | $0.00 | 0.000000 ZEC |
| Monthly | $0.00 | $90.07 | $0.00 | 0.000000 ZEC |
| Yearly | $0.00 | $1,095.88 | $0.00 | 0.000000 ZEC |
Historical Profitability
Daily profit trends for ZEC
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Mining Pools for ZEC
Which miner is better for you?
Compare ZEC miners with similar hashrate or price
| Miner | Hashrate | Power | Efficiency | Daily Profit | Payback Period | Price | Action |
|---|---|---|---|---|---|---|---|
Antminer Z15 Pro (840Kh) - Used Bitmain Current | 840 KH/S | 2780 W | 3.31 J/kSOL | $23.43 | 211 days | $4,923.00 | Viewing |
 Antminer Z15 Pro (820Kh) - Used Bitmain | 820 KH/S | 2714 W | 3.31 J/kSOL | $22.87 | 286 days | $6,529.00+33% | View |
 Antminer Z15 Pro (860Kh) - Used Bitmain | 860 KH/S | 2847 W | 3.31 J/kSOL | $23.98 | 289 days | $6,925.00+41% | View |
 Antminer Z15 Pro (780Kh) - Used Bitmain | 780 KH/S | 2582 W | 3.31 J/kSOL | $21.75 | 281 days | $6,107.00+24% | View |
 Antminer Z15 (360Kh) - Used Bitmain | 360 KH/S | 1296 W | 3.6 J/kSOL | $9.93 | 261 days | $2,590.00-47% | View |
Antminer Z15 Pro (840Kh) - Used
Bitmain
Current ProductHashrate
840 KH/S
Power
2780 W
Efficiency
3.31 J/kSOL
Daily Profit
$23.43
Antminer Z15 Pro (820Kh) - Used
Bitmain
Hashrate
820 KH/S
Power
2714 W
Efficiency
3.31 J/kSOL
Daily Profit
$22.87
Antminer Z15 Pro (860Kh) - Used
Bitmain
Hashrate
860 KH/S
Power
2847 W
Efficiency
3.31 J/kSOL
Daily Profit
$23.98
Antminer Z15 Pro (780Kh) - Used
Bitmain
Hashrate
780 KH/S
Power
2582 W
Efficiency
3.31 J/kSOL
Daily Profit
$21.75
Antminer Z15 (360Kh) - Used
Bitmain
Hashrate
360 KH/S
Power
1296 W
Efficiency
3.6 J/kSOL
Daily Profit
$9.93
Technical Specifications
Performance
| Manufacturer | Bitmain |
| Model | Antminer Z15 Pro (840Kh) - Used |
| Release Date | March 2024 |
| Algorithm | Equihash |
| Hashrate | 840 KH/S |
| Power Consumption | 2780 W |
| Efficiency | 3.31 J/kSOL |
Physical
| Weight | 15.4 kg |
| Dimensions | 428x195x290(mm) |
| Noise Level | 75 dB |
| Cooling | Air |
Power Requirements
| Power Interface | 2x C19, 20A minimum |
| Input Voltage | 200 - 240V |
| 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 Z15 Pro (840Kh) – Used from Bitmain mining Equihash algorithm with a maximum hashrate of 840 KH/S for a power consumption of 2780 W
Key Features
- 3.31 J/kSOL efficiency
- 840 KH/S hashrate
- 2780 W power consumption
- Equihash algorithm
Why choose Antminer Z15 Pro (840Kh) - Used?
The Antminer Z15 Pro (840Kh) - Used from Bitmain offers exceptional efficiency at 3.31 J/kSOL, making it one of the most profitable miners in its class. With a hashrate of 840 KH/S, power consumption of 2780 W, and support for Equihash 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 16, 2026, considering an electricity cost of 0.045/KWh, the Antminer Z15 Pro (840Kh) - Used has been calculated to generate:
• Daily Revenue: $26.816
• Daily Electricity Cost: $3.00
• Daily Net Profit: $23.81
Projected earnings:
• Monthly Net Profit: $714.41
• Yearly Net Profit: $8691.96
• Daily Revenue: $26.816
• Daily Electricity Cost: $3.00
• Daily Net Profit: $23.81
Projected earnings:
• Monthly Net Profit: $714.41
• Yearly Net Profit: $8691.96
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