Antminer S21 Pro – 234TH/s

Antminer S21 Pro – 234 TH/s: High-Efficiency SHA-256 ASIC Miner for Bitcoin Mining
The Antminer S21 Pro is a top-tier ASIC miner engineered for the SHA-256 algorithm, delivering an impressive 234 TH/s hash rate for mining Bitcoin (BTC) and other SHA-256-based cryptocurrencies. With an energy efficiency of 15 J/TH and a power consumption of 3510W, it strikes an optimal balance between performance and cost, making it ideal for both small-scale and large-scale mining operations. Its advanced chip technology ensures high performance while minimizing environmental impact, and its compact design supports seamless integration into various setups. Choose between direct shipping for on-site management or hosting in our facilities with electricity rates as low as $0.04/kWh for maximized profitability.
Historical and Projected Profitability
Profitability Chart: Based on data from April to August 2025, daily earnings range from $10 to $15 USD, with an average daily profitability of $12.81 at current market conditions and $0.04/kWh electricity rates.
The Antminer S21 Pro can achieve ROI in 8-14 months, depending on Bitcoin prices, network difficulty, and energy costs, with an average daily profitability of $12.81.
Technical Specifications
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Profitability and ROI Insights
Estimate your earnings with our embedded Profitability Calculator, which accounts for current Bitcoin prices, your electricity costs (as low as $0.04/kWh with hosting), and network difficulty for accurate daily, monthly, and annual projections.
 
Flexible Deployment Options: Shipping or Hosting
Shipping: Direct delivery for self-managed setups, shipped globally from Shenzhen via DHL, UPS, FedEx, or TNT in 5-7 business days. Packaged securely with double-layered opaque foil, tracking, and fragile labeling. Shipping costs vary by destination; duties/taxes apply (e.g., 10% in the USA from April 2025). Bulk orders over $500,000 qualify for custom pricing.
Hosting: Deploy in our secure facilities across the USA, Dubai, Norway, Finland, Ethiopia or Nigeria with electricity rates starting at $0.04/kWh for reduced costs. Enjoy hands-off operation with professional maintenance and 24/7 monitoring.
  Location
  Electricity Rate
  ROI
USA 🇺🇸 
$0.065 / kWh
14.8 month(s)
Nigeria 🇳🇬
$0.047 / kWh
12.48 month(s)
Ethiopia 🇪🇹
$0.054 / kWh
13.29 month(s)
Dubai 🇦🇪
$0.059 / kWh
13.93 month(s)
Finland 🇫🇮 
$0.069 / kWh
15.44 month(s)
Norway 🇳🇴
$0.078 / kWh
17.09 month(s)
 
Hosting Benefits
✅ 7-Year Full Warranty on all hosted miners
⚡ 95%+ Uptime for uninterrupted mining
🚀 Fast Deployment within 1-7 days
💱 Exchange Services for FIAT (USD, EUR) and cryptocurrencies
🔒 0% Mining Fee – Keep 100% of your mined coins
Hosting eliminates local infrastructure needs, optimizes energy costs, and boosts net profits with low-cost electricity regions.
Key Features and Benefits
High Hash Rate and Efficiency: Delivers 234 TH/s with 15 J/TH efficiency, reducing energy costs compared to less efficient models, even in high-energy environments.
Advanced Chip Technology: Utilizes cutting-edge chips for superior performance, supporting Bitcoin’s decentralized network with reliable hash power.
Compact and Durable Design: Measuring 450x220x300 mm, it fits easily into racks or standalone setups, with robust construction for long-term durability.
Enhanced Security: Built-in safeguards protect against online threats, ensuring the safety of your mining assets.
User-Friendly Monitoring: Web-based interface for real-time tracking of hash rate, power usage, and temperature, with adjustable settings for optimized efficiency.
Algorithm Versatility: Optimized for SHA-256, supporting pooled mining and multi-coin strategies to adapt to market changes.
Stable Connectivity: Ethernet interface ensures reliable network performance for remote management.
Why Choose the Antminer S21 Pro?
The Antminer S21 Pro excels in SHA-256 mining with its 15 J/TH efficiency, lowering operational costs and enabling profitability even in volatile markets. Its compact design and user-friendly software make it accessible for miners of all scales, while hosting options reduce electricity expenses to as low as $0.04/kWh. With robust security and reliable performance, it’s a top choice for serious miners aiming to maximize Bitcoin earnings while supporting network decentralization.
Warranty, Shipping, and Support
Warranty: 7-year coverage for hosted units; 12-month for shipped units, covering repairs or replacements for manufacturing defects (voided by misuse or unauthorized modifications).
Shipping: Global delivery in 5-7 business days, with secure packaging and tracking. Costs vary by location; bulk orders qualify for custom quotes.
Payment Options: Accepts cryptocurrency or wire transfer; hosting electricity can be prepaid, postpaid, or auto-deducted from profits.
Customer Support: 24/7 human support for troubleshooting, hosting setup, investment calculations, and post-warranty assistance.
Pre-order now for August 1, 2025 release and start mining Bitcoin with unmatched efficiency—shipped or hosted. Contact us for bulk pricing or custom setups.