



The Antminer S21 Hydro is a water-cooled Bitcoin miner from Bitmain. This miner combines the latest technology with an innovative water-cooled solution, making it particularly suitable for mining. With an impressive hashing power of 319 terahashes per second (TH/s) at just 5,360 watts, the Antminer S21 Hydro is a real powerhouse with maximum efficiency.
An outstanding feature of this miner is its water-cooled architecture, which optimizes heat dissipation and cooling. This not only results in a long hardware life, but also reduces energy consumption, significantly reducing your operating costs. The Antminer S21 Hydro is therefore not only powerful, but also more environmentally friendly than other devices.
In addition, this Bitmain miner has a user-friendly interface that allows you to conveniently monitor and control your mining activities. The clear user interface provides real-time information on hashrate, temperature and energy consumption so you always have an overview.
Overall, the Bitmain Antminer S21 Hydro offers an unbeatable combination of performance, efficiency, and ease of use. A device that we can really highly recommend.
In addition to the S21 Hydro, you can also obtain the appropriate cooling unit from us. For example, you can find an external cooling unit for a single device here or a server rack for up to 4 hydro miners here. We also offer hydro containers in various sizes for larger projects, including the Bitmain Antspace HK3 V6 for up to 210 hydro miners.
When you buy mining hardware via Cryptohall24, you get a guarantee of 12 months In contrast to manufacturer warranties, our warranty only begins when the hardware is sold to our customers and not as soon as it leaves the factory. Since there can often be several months between production and sale in the mining market, our customers often have a longer effective protection than with the pure manufacturer's warranty.
Optionally, the hardware can be added to insured for up to 36 months become.

Yes, it is possible to purchase mining hardware without our hosting service. We offer you the freedom to operate your hardware yourself and benefit from the high quality of our products at the same time.
The prices for mining hardware are based on current market conditions, which are heavily influenced by the development of the crypto market. For this reason, prices can fluctuate and we adjust them frequently on our website to always offer you the most current market price possible.