Bitcoin Miner S21 XP – 270 TH/s Air‑Cooled Miner

The Bitcoin Miner S21 XP delivers 270 TH/s at 13.5 J/TH efficiency with an air‑cooled design, GAN air‑cooling, and a 365‑day warranty.

Bitcoin Miner S21 XP Overview

The Bitmain Antminer S21 XP are powerful air‑cooled SHA‑256 miners engineered for Bitcoin, BCH, and BSV. With a hashrate of 270 TH/s and energy efficiency of 13.5 J/TH, it offers reliable performance for professional mining operations.

Bitcoin Miner S21 XP – 270 TH/s Air‑Cooled Miner Key Specifications

• Hashrate: 270 TH/s
• Power Consumption: 3645W
• Efficiency: 13.5 J/TH
• Algorithm: SHA‑256 (BTC/BCH/BSV)
• Noise Level: 76 dB
• Cooling: Air‑cooled, max airflow 550 CFM
• Dimensions: 450 × 219 × 293 mm
• Weight: 18.7 kg net / 21.5 kg gross
• Voltage: 220–277V AC, single‑phase
• Interface: RJ45 Ethernet

🛒 Purchasing Guidelines

• Price: $4,590 per unit (~$17 per TH)
• Payment Methods: USD, BTC, ETH, USDC, USDT
• Availability: SPOT shipping within 7 working days after full payment
• Customs: Buyers must prepare proper documentation to avoid delays

🚚 Shipping Details

• Dispatch: First‑paid, first‑shipped basis
• Packaging: Reinforced casing, dimensions 630 × 350 × 430 mm
• Global Delivery: Ships worldwide from Bitmain distribution centers

🛡 Warranty

• Coverage: 365 days from shipping date
• Includes: Replacement shipping costs covered by Bitmain
• Exclusions: Resold units, improper installation, unauthorized modifications

⚠️ Buyer Considerations

• Requires stable 220–277V AC single‑phase power
• Air‑cooled design means higher noise levels (76 dB) compared to hydro miners
• Profitability depends on Bitcoin difficulty and electricity rates
• Ensure proper ventilation to maintain efficiency