$2,499.88
Antminer S21 Pro 245 TH/s Overview
The Bitmain Antminer S21 Pro (245 TH/s) is one of the most advanced Bitcoin ASIC miners in 2026. Built for SHA‑256 mining, it combines extremely high hashrate with strong efficiency, making it ideal for industrial‑scale operations.
Key Specifications
| Feature | Specification |
|---|---|
| Model | Antminer S21 Pro |
| Manufacturer | Bitmain |
| Algorithm | SHA‑256 |
| Hashrate | 245 TH/s |
| Power Consumption | ~4300W |
| Efficiency | ~17.5 J/TH |
| Cooling | Air‑cooled |
| Noise Level | ~75 dB |
| Interface | Ethernet |
| Operating Temp | 5 – 35 °C |
Why It Stands Out
- Top Hashrate: 245 TH/s for maximum mining output.
- Energy Efficiency: ~17.5 J/TH, balancing profitability and electricity costs.
- Industrial Grade: Built for continuous, large‑scale mining farms.
- Bitmain Reliability: Backed by global support and warranty services.
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