Name: Antminer S21 Hyd
Brand: Bitmain
Availability: InStock
Rating: 4.93 (41 reviews)

Antminer S21 Hyd

Antminer S21 Hyd — 335 TH/s Hydro-Cooled Miner

The Bitmain Antminer S21 Hyd delivers approximately 335 TH/s hashrate at around 5,360 W, achieving roughly 16 J/TH efficiency. Its sealed hydro-cooling loop keeps temperatures consistent under continuous load and reduces thermal stress compared to air-cooled units, making it a strong choice for industrial-scale deployments.

Highlights

335 TH/s hashrate with ~5,360 W power and ~16 J/TH efficiency
Hydro-cooling design for stable temperatures and long-term reliability
Compact, rack-friendly form factor for dense farm layouts
3-phase 380–415 V AC input suitable for industrial power systems

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Factory

Bitmain

Hashrate

319TH 335Th

warranty

Full Factory

Minable coins

BTC | SHA-256

Brand

New

Antminer S21 Hyd Specifications

Technical Details

Model / Algorithm: Antminer S21 Hyd / SHA-256
Hashrate: 335 TH/s (typical)
Power Consumption: ~5,360 W
Power Efficiency: ~16 J/TH (on-wall)
Power Input: 3-phase 380–415 V AC, 50/60 Hz
Cooling: Hydro loop; recommended flow 8–10 L/min; max pressure ≤ 3.5 bar
Coolant: Deionized/purified water within acceptable pH and conductivity ranges
Networking: RJ45 Ethernet 10/100M
Dimensions: 339 × 163 × 207 mm
Weight: ~12.3 kg (net)
Operating Conditions: Inlet water 20–50 °C; ambient 5–45 °C; non-condensing humidity
Performance Note: Actual values may vary ±5% depending on environment and batch.

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Purchase & Shipping

Condition: 100 % brand-new (factory-sealed)
Warranty: Official Bitmain manufacturer warranty
Payment Methods: Bank transfer, USDT, BTC, or USDC
Shipping: Worldwide from UAE via DHL, FedEx, or cargo (3–7 business days).
Based in Dubai, UAE — trusted international supplier
Fast global shipping to GCC, Africa and Asia
Expert consultation before and after purchase
Transparent pricing and real-time availability

⚠️ Important Notice:

Mining regulations vary by country. Please contact our support team before purchase so we can verify compliance and select the most reliable delivery method for your region.

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