Key Specifications
| Specification | Details |
|---|---|
| Hashrate | 200 TH/s ± 3% |
| Power Consumption | 3500W ± 5% |
| Power Efficiency | 17.5 J/TH ± 5% |
| Noise Level | 75dB |
| Dimensions | 400 x 195.5 x 290mm |
| Weight | 14.2 kg (net) |
| Operating Temp | 0°C to 40°C |
| Warranty | 180 days |
The Bitmain Antminer S21 (200TH/s) stands as a benchmark in air-cooled cryptocurrency mining, delivering unparalleled efficiency for SHA-256 algorithm coins like Bitcoin (BTC), Bitcoin Cash (BCH), and Bitcoin SV (BSV). With its industry-leading 17.5 J/TH efficiency, this miner redefines high-performance operations while maintaining operational reliability.
Why Choose the Antminer S21?
1. Unmatched Hashrate Performance
- 200 TH/s processing power enables rapid block validation
- ±3% hashrate stability ensures consistent mining output
2. Energy-Efficient Design
- 3500W power consumption optimized for cost-effective operations
- Advanced cooling system maintains optimal 40°C operating temperature
3. Enterprise-Grade Build Quality
- Bitmain's proven engineering with 180-day warranty
- Compact footprint (400mm length) suitable for farm installations
👉 Discover how to optimize your mining ROI with professional setups
Technical Deep Dive
Power Supply Specifications
- Input Voltage: 200-240V AC
- Frequency Range: 47-63Hz
- Ethernet Connectivity: 10/100M RJ45 port
Environmental Compatibility
- Humidity Range: 10-90% RH (non-condensing)
- Altitude Limit: ≤2000m above sea level
- Storage Temperature: -20°C to 70°C
Market Considerations
Cryptocurrency mining hardware prices fluctuate frequently due to:
- Bitcoin network difficulty adjustments
- Global chip availability
- Energy cost variations
Always verify current pricing with authorized distributors before purchase.
Frequently Asked Questions
What cryptocurrencies can the S21 mine?
The Antminer S21 exclusively mines SHA-256 algorithm coins including:
- Bitcoin (BTC)
- Bitcoin Cash (BCH)
- Bitcoin SV (BSV)
How does 17.5 J/TH efficiency compare to previous models?
This represents a 15-20% improvement over the Antminer S19 series, translating to significantly lower operational costs.
Is the power supply included?
Yes, the unit comes with a compatible 200-240V AC PSU rated for 3500W continuous operation.
👉 Learn about industrial-scale mining farm configurations
The Future of SHA-256 Mining
As blockchain networks evolve, the Antminer S21 positions miners at the forefront of:
- Profitability sustainability
- Energy-conscious operations
- Network security contribution
With its balanced performance metrics, this miner remains a strategic investment for both individual and institutional mining operations.