Antminer S21+ Hyd - 338 TH/s: High-Efficiency SHA-256 ASIC Miner for Bitcoin Mining

The Antminer S21+ Hyd is a top-tier ASIC miner built for the SHA-256 algorithm, delivering a powerful 338 TH/s hashrate for mining Bitcoin (BTC) and other SHA-256-based cryptocurrencies. With 16 J/TH efficiency and 5070W power consumption, it offers a great balance of performance and cost, ideal for small and large mining operations. Its advanced chips ensure high performance with low environmental impact, and its compact design fits easily into any setup. Choose shipping or hosting at $0.04/kWh electricity rates to boost profitability.

Historical and Projected Profitability

Profitability Chart: Based on April to August 2025 data, daily earnings range from $17 to $23 USD, averaging $20.25 with $0.04/kWh rates. The Antminer S21+ Hyd achieves ROI in 7-13 months, depending on Bitcoin prices and energy costs, with $20.25 daily profitability.

Technical Specifications

Specification	Details
Vendor	Bitmain
Brand	Antminer
Model	S21+ Hyd
Hash Rate	338 TH/s
Algorithm	sha-256
Supported Coins	Bitcoin (BTC)
Power Consumption	5070 W
Energy Efficiency	16 J/TH
Cooling System	Hydro cooling
Power Cord	Shipped according to client's destination
Dimensions	460x230x310 mm
Noise Level	50 dB
Operating Temperature	5°C to 45°C
Network Interface	Ethernet
Release Date	July 2024

 

Profitability and ROI Insights

Use our Profitability Calculator to estimate earnings based on Bitcoin prices, $0.04/kWh hosting rates, and network difficulty.

Flexible Deployment Options: Shipping or Hosting

Shipping: Direct delivery from Shenzhen via DHL, UPS, FedEx, or TNT in 5-7 days. Secure packaging with tracking; costs vary by location (e.g., 10% tax in USA from April 2025). Bulk orders over $500,000 get custom pricing.

Hosting: Deploy in USA, Dubai, Norway, Finland, Ethiopia or Nigeria with $0.04/kWh rates. Enjoy hands-off operation with 24/7 maintenance.

Location	Electricity Rate	ROI
USA	$0.059 / kWh	12.5 month(s)
Nigeria	$0.048 / kWh	11.4 month(s)
Ethiopia	$0.053 / kWh	11.9 month(s)
Dubai	$0.054 / kWh	12.0 month(s)
Finland	$0.061 / kWh	12.8 month(s)
Norway	$0.064 / kWh	13.2 month(s)

 

Hosting Benefits

7-Year Full Warranty

95%+ Uptime

Deployment in 1-7 Days

Exchange Services for FIAT and cryptocurrencies

0% Mining Fee – Keep all coins Hosting reduces infrastructure needs and maximizes profits with low-cost energy.

Key Features and Benefits

High Hashrate and Efficiency: Offers 338 TH/s and 16 J/TH efficiency for lower energy costs.

Advanced Chip Technology: Uses top chips for strong Bitcoin hash power.

Compact Design: Fits at 460x230x310 mm with durable hydro-cooled build.

Enhanced Security: Protects against threats with built-in safeguards.

Easy Monitoring: Tracks hashrate, power, and temperature with adjustable settings.

Versatile Algorithm: Supports SHA-256 and multi-coin mining.

Stable Connectivity: Ensures reliable remote management via Ethernet.

Why Choose the Antminer S21+ Hyd?

The Antminer S21+ Hyd shines in SHA-256 mining with 338 TH/s hashrate and 16 J/TH efficiency, perfect for all miners. Its hydro cooling and quiet 50 dB operation suit any scale, while $0.04/kWh hosting boosts profitability. With solid security, it's ideal for maximizing Bitcoin earnings.

Warranty, Shipping, and Support

Warranty: 7 years for hosted, 12 months for shipped (voided by misuse).

Shipping: 5-7 day global delivery with tracking; bulk orders get quotes.

Payment Options: Accepts cryptocurrency or wire transfer; hosting costs deduct from profits.

Customer Support: 24/7 assistance for setup, troubleshooting, and more.

In stock and ready to ship. Start mining Bitcoin efficiently—shipped or hosted. Contact us for bulk deals.