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The Antminer S21 Hydro is Bitmain's latest cutting-edge, water-cooled Bitcoin miner, setting a new standard in the industry.
Boasting a remarkable hashing power of 395 terahashes per
second (TH/s), this miner operates at just 5925 watts, making it one of the most powerful and efficient Bitcoin miners available.
A key feature of the Antminer S21 Hydro is its innovative water-cooling system, which significantly enhances heat
dissipation and cooling efficiency. This not only ensures optimal
performance but also extends the lifespan of the hardware by keeping temperatures in check. Additionally, the reduced
energy consumption translates into lower operational costs,
making the S21 Hydro a more eco-friendly option compared to traditional air-cooled miners.
The miner is designed with user convenience in mind, featuring a user-friendly interface that allows for easy monitoring
and management of mining operations. With real-time data on
hashrate, temperature, and energy consumption, users can stay fully informed and optimize their mining activities for
maximum performance.
Overall, the Bitmain Antminer S21 Hydro offers a powerful combination of high performance, energy efficiency, and
ease of use, making it an excellent choice for both individual miners
and large-scale operations.
For those interested in scaling their mining setups, various cooling solutions are available. These include external
cooling units for single miners, server racks accommodating up to four
hydro miners, and larger-scale options like the Bitmain Antspace HK3 V6, which can house up to 210 hydro
miners for more extensive mining projects.
| Specification | Details |
|---|---|
| Manufacturer | Bitmain |
| Model | Antminer S21+ Hyd |
| Hashrate | 395 TH/s |
| Crypto Algorithm | SHA256 |
| Power on Wall @25°C | 5925W ±5% |
| Power Efficiency on Wall @25°C | 15.0 J/TH ±5% |
| Power Supply AC Input Voltage | 200~240V |
| Power Supply AC Input Frequency | 47~63Hz |
| Release Date | February 2025 |
| Cooling | Hydrocooling |
| Dimensions (L x W x H) | 410 x 170 x 209 mm |
| Noise Level | 50 dB |
| Net Weight | 12.85 kg |
| Gross Weight | 14.5 kg |
| Operating Temperature | 5~45°C |
| Storage Temperature | -20~70°C |
| Operating Humidity (Non-condensing) | 5~95% RH |
| Operating Altitude | ≤2000m |
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