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Tech Specs

Description

Antminer S21 Pro is manufactured by Bitmain and supports the SHA-256 algorithm, offering hashrates of 234Th/s with consistent performance and a power consumption of 3510W.

Specifications

Manufacturer Bitmain
Model Antminer S21 Pro 
Size w/o 450 X 219 X 293mm
Size with 680 X 390 X 450mm
Weight Net 20000g
Noise level 76db
Fan(s) 4
Power 3510W
Voltage 220-277V
Interface Ethernet
Storage Temp. -20-70
Temperature -20 – 45 °C
Humidity 10 – 90 %
Warranty 365 Days

Product highlights

  • hashrate logo

    234Th/s - 245Th/s

    Hashrate

  • power logo

    3510W

    Power

  • algorithm logo

    SHA-256

    Algorithm

  • efficiency logo

    15j/Th

    Efficiency

  • weight logo

    20Kg

    Weight

Minable coins

  • bitcoin logo

    Bitcoin

Meet the Powerhouse: Bitmain Antminer S21 Pro

The Bitmain Antminer S21 Pro is a high-performance SHA-256 ASIC miner designed for Bitcoin mining, offering 234 TH/s to 245 TH/s hashrate with 3510W power consumption and 15 J/TH efficiency. Its combination of high mining output and efficient power use makes it well-suited to dedicated Bitcoin mining setups where consistent performance is the main priority.

Optimized for maximum efficiency.

The miner uses four high-speed cooling fans, Ethernet connectivity, and a 220–277V input range for continuous operation. With a 20 kg net weight and 76 dB noise level, the S21 Pro is best operated in a properly ventilated mining environment with sufficient electrical capacity and airflow. It also comes with a 365-day warranty on the current listing.

Fast shipping. Easy returns. Secure pay. 24/7 support.

FAQs

Please read our FAQs page to find out more.

What are the standard shipping times?

Orders are typically dispatched within 2–4 business days after full payment verification.

Which shipping companies do you use?

We always use well-known and reputed international couriers such as DHL Express, UPS, FedEx to ensure safe and timely delivery.

What payment methods do you accept?

We accept Wire Transfer and a variety of cryptocurrencies including Bitcoin, Ethereum, Dogecoin, Kaspa, Litecoin & many more.

How long will it take to receive my order at my doorstep?

International deliveries usually take 5–8 business days after dispatch, depending on the destination.

Can you help reduce customs duties or offer DDP shipping?

Yes. We can provide a lower invoice value to help reduce import duties.

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