Bitmain Antminer S21j XP Hyd (495Th/s)

Bitmain Antminer S21j XP Hyd (495 Th/s)

The Bitmain Antminer S21j XP Hyd is a high-performance hydro-cooled ASIC miner built for SHA-256 / Bitcoin mining at enterprise scale. Delivering 495 Th/s at 12 J/Th with near-silent 50 dB operation, it is engineered for professional hydro-cooled data center deployments requiring maximum uptime and thermal efficiency.

Technical Specifications

• Manufacturer: Bitmain
• Model: Antminer S21j XP Hyd (495Th)
• Also Known As: Antminer S21e XP Hyd (495Th)
• Algorithm: SHA-256
• Target Coin: BTC (Bitcoin)
• Hashrate: 495 Th/s
• Power Consumption: 5,940W
• Energy Efficiency: 12 J/Th
• Cooling: Hydro cooling
• Dimensions: 410 × 170 × 209 mm
• Noise Level: 50 dB
• Interface: Ethernet
• Operating Temperature: 5–45°C
• Humidity: 5–95%
• Release: March 2026

Why Choose the Antminer S21j XP Hyd

• 495 Th/s sustained hashrate with hydro cooling — ideal for high-density deployments
• Near-silent 50 dB operation — designed for professional data center environments
• 12 J/Th efficiency — strong performance-per-watt for enterprise Bitcoin mining
• Compatible with Bitmain ANTSPACE hydro cooling containers