Antminer S21 Hydro (335TH/s) model from Bitmain , SHA-256 mining algorithm with 5360W power consumption. The new S21 model offers 33% higher hashing speed – the S21 Hydro is 335TH/s compared to the S19 XP Hydro with 257TH/s.

High-quality waterproof and dustproof components are used for protection, which creates ideal working conditions and ensures long-term operation.

It is designed to mine coins leveraging the SHA256 algorithm, including Bitcoin (BTC), Bitcoin Cash (BCH), and Bitcoin SV (BSV). The Antminer S21 Hydro delivers an astonishing hashrate of 302 TH/s, pushing the boundaries of mining performance. With an efficiency of 16 J/TH, this ASIC miner has an energy consumption of  5360W.

One of the standout features of this model is its advanced hydro cooling system. This system significantly decreases noise levels, making it a preferable choice for miners valuing a quieter operation environment.

International deliveries

- From the warehouse: from 7 to 10 days (depending on customs and the volume of your order).

- From the factory: within 8 days.

1. A 365-day warranty is provided starting from the shipping date from Uminers warehouse. 

2. The warranty only applies to the original purchaser who purchased the machine directly from Uminers. Once the miner is resold, warranty coverage becomes the responsibility of the re-seller.

3. If the user fails to use the product per the given instructions, specifications, and conditions provided or changes the function settings of the unit, Uminers will not be liable for any damage arising therefrom.