The Bitmain Antminer S21 Immersion is a cutting-edge mining device designed for the SHA-256 algorithm, delivering a powerful 300 TH/s hashing capability. With a low power consumption of 4050 watts, this miner combines performance and efficiency, making it a top choice for professional cryptocurrency mining operations.

Key Specifications:

  • Model: Antminer S21 Immersion (300Th)
  • Release Date: September 2024
  • Dimensions: 400 x 195 x 290 mm
  • Weight: 14.4 kg
  • Noise Level: 50 dB, ideal for noise-sensitive setups
  • Cooling Technology: Oil cooling for superior thermal performance and extended hardware lifespan
  • Power Consumption: 4050 W
  • Connectivity: Ethernet 10/100M for fast and stable data transfer
  • Operating Conditions: Temperature: 5-45 °C
  • Humidity: 5-95%.

 

Key Features and Advantages:

  1. High Hash Rate Performance: Provides 300 TH/s hashing power, making it an excellent solution for mining SHA-256-based cryptocurrencies like Bitcoin.
  2. Energy Efficiency: With a power draw of just 4050 watts, it ensures maximum profitability by reducing electricity costs.
  3. Advanced Oil Cooling: The immersion cooling system enhances thermal stability, reduces noise, and minimizes wear and tear for longer hardware durability.
  4. Silent Operation: Operating at only 50 dB, it is well-suited for environments requiring low noise levels.
  5. Compact and Sturdy Design: Its manageable size and robust construction make it easy to integrate into various setups.
  6. Versatile Environmental Compatibility: Built to perform reliably in diverse temperature and humidity conditions.

 

The Bitmain Antminer S21 Immersion is an ideal choice for miners seeking superior efficiency and durability. Its innovative oil-cooling technology and balanced performance make it a valuable asset for professionals looking to optimize their SHA-256 mining operations while reducing operational costs and maintenance efforts.

Shipping, Payment & Customs

Processing & Shipping Time

  • Orders are usually prepared and shipped within 1-2 business days after payment confirmation. For bulk orders, an additional 2-3 days may be required for proper packaging and handling.
  • We work with trusted couriers to ensure fast and secure delivery.
  • International shipping typically takes 7-10 business days, depending on the destination and customs clearance process.

Payment Policies

  • We accept payments through credit and debit cards, as well as cryptocurrency, including Bitcoin.
  • All prices on our website are listed in USD, providing a clear and transparent pricing structure.
  • For cryptocurrency payments, the exact amount will be displayed at checkout, reflecting the latest exchange rate.

Taxes & Customs Duties

  • Our prices do not include customs duties or import taxes. Additional fees may apply when your order arrives in your country, depending on local regulations. These charges are the responsibility of the customer and will be collected by the delivery service.
  • We handle all necessary customs documentation and clearance procedures to ensure a smooth process. If your customs office requires additional documents, our team is available to assist.

For any further questions regarding customs duties and taxes, feel free to contact our support team.

What’s Included in the Package

  • Mining hardware
  • Power supply unit
  • Necessary cables and connectors
  • Detailed user guide

Tracking Information

  • Tracking details are provided within 24 hours of payment confirmation and sent to the customer’s registered email address.

Return & Refund Policy

  • We offer a 30-day money-back guarantee to ensure buyer protection. If there are any issues with the order, free returns or refunds are available.

Warranty

  • The warranty period lasts for six months, beginning from the shipping date.
  • Each product is thoroughly tested and securely packaged prior to shipment to ensure quality.
  • During the warranty, free repair or replacement services are provided.
  • After the warranty expires, repair or replacement costs will apply.
  • Our support team offers 24/7 technical assistance throughout the miner’s entire lifespan.
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