HOST ANTMINER S21 Hyd – 302T Hydro-Cooled SHA256 Miner

HOST ANTMINER S21 Hyd offers 302T at 16J/T efficiency with hydrocooling, subscription hosting, and an 180‑day warranty.

HOST ANTMINER S21 Hyd Overview

The Bitmain Antminer S21 Hyd (Hosted) is a hydro‑cooled SHA‑256 miner designed for Bitcoin, BCH, and BSV. With a hashrate of 302 TH/s and energy efficiency of 16 J/TH, it provides industrial‑scale mining performance with stable cooling and reduced noise.

Key Specifications

• Hashrate: 302 TH/s (±3%)
• Power Consumption: 4832W (±5%)
• Efficiency: 16 J/TH
• Algorithm: SHA‑256 (BTC/BCH/BSV)
• Cooling: Hydro‑cooling system
• Dimensions (unit): 339 × 163 × 207 mm
• Dimensions (packaged): 570 × 316 × 430 mm
• Weight: 12.3 kg net / 13.6 kg gross
• Voltage: 380–415V AC, 3‑phase
• Interface: RJ45 Ethernet
• Coolant Requirements: Antifreeze, pure water, or deionized water; flow 8–10 L/min; pressure ≤3.5 bar
• Operating Environment: Inlet coolant 20–50 °C; humidity 10–90% RH; altitude ≤2000m

🛒 Purchasing Guidelines

• Price: $4,530 per unit (~$15 per TH)
• Payment Methods: USD, BTC, ETC, USDT (ERC20/TRC20)
• Availability: Subscription hosting product (not direct shipment)
• Customs: Not applicable for hosted miners; Bitmain manages hosting infrastructure
• Images: Product photos are for reference only; final shipment version may differ

🚚 Hosting Details

• Service Type: Hosted mining solution
• Includes: Hydro‑cooling setup, infrastructure, and maintenance
• Notes: Requires ANTSPACE HK3 water‑cooling container for proper operation

🛡 Warranty

• Coverage: 180 days from hosting start date
• Includes: Replacement shipping costs covered by Bitmain within warranty period
• Exclusions: Resold units, improper installation, unauthorized modifications
• Note: Warranty void if operated outside proper water‑cooling container

⚠️ Buyer Considerations

• Requires 380–415V AC 3‑phase industrial power
• Hydro‑cooling setup needed — not suitable for home use
• Profitability depends on Bitcoin difficulty and electricity rates
• Hosting subscription ensures professional maintenance and uptime