Antminer S21+ Hyd - 358 TH/s: High-Efficiency SHA-256 ASIC Miner with Hydro-Cooling for Bitcoin Mining

The Antminer S21+ Hyd is a cutting-edge ASIC miner optimized for the SHA-256 algorithm, delivering an exceptional 358 TH/s hash rate for mining Bitcoin (BTC) and other SHA-256-based cryptocurrencies. Featuring advanced hydro-cooling technology, it achieves an energy efficiency of 16 J/TH with a power consumption of 5728W, ensuring cost-effective performance for both small and large-scale mining operations. Its compact design and advanced chip technology maximize hash power while minimizing environmental impact. Choose between direct shipping for self-managed setups or hosting in our global facilities with electricity rates as low as $0.04/kWh for enhanced profitability.

Historical and Projected Profitability

Profitability Chart: Based on data from April to August 2025, daily earnings range from $18 to $25 USD, with an average daily profitability of $19.50 at current market conditions and $0.04/kWh electricity rates.

 

The Antminer S21+ Hyd can achieve ROI in 7-12 months, depending on Bitcoin prices, network difficulty, and energy costs, with an average daily profitability of $21.50.

Technical Specifications

Specification	Details
Vendor	Antminer
Brand	Bitmain
Model	S21+ Hydro
Hash Rate	358 TH/s
Algorithm	sha-256
Supported Coins	Bitcoin (BTC)
Power Consumption	5370 W
Energy Efficiency	16 J/TH
Cooling System	Hydro-cooling
Power Cord	Shipped according to client's destination
Dimensions	410 x 170 x 209mm
Noise Level	50 dB
Operating Temperature	5°C to 45°C
Network Interface	Ethernet
Release Date	Feb, 2024

 

Profitability and ROI Insights

Estimate your earnings with our embedded Profitability Calculator, which factors in 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. Benefit from 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)v
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

• Unmatched Hash Rate and Efficiency: Delivers 358 TH/s with 16 J/TH efficiency, reducing energy costs compared to less efficient models, even in high-energy environments.
• Hydro-Cooling Technology: Advanced water-based cooling maintains optimal temperatures, reduces noise to 50 dB, and extends component lifespan by minimizing thermal stress.
• Advanced Chip Technology: Utilizes state-of-the-art chips for superior performance, supporting Bitcoin’s decentralized network with reliable hash power.
• Compact and Durable Design: Measuring 460x230x310 mm, it integrates seamlessly 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 shifts.
• Stable Connectivity: Ethernet interface ensures reliable network performance for remote management.

Why Choose the Antminer S21+ Hyd?

The Antminer S21+ Hyd sets a new standard in SHA-256 mining with its 358 TH/s hash rate and 16 J/TH efficiency, enhanced by hydro-cooling for quiet, reliable operation in diverse climates. Its compact design and intuitive software make it ideal for miners of all scales, while hosting options reduce electricity costs to as low as $0.04/kWh, boosting profitability. With robust security and high performance, it’s the premier 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 unparalleled efficiency—shipped or hosted. Contact us for bulk pricing or custom setups.